10th Class Important Questions Biology(e.m) 6u616h
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TENTH GENERAL SCIENCE BIOLOGY IMPORTANT QUESTIONS Chapter - 1: LIFE
PROCESSES
One mark questions 1) What is epiglottis? 2) Why are chloroplasts green in colour? 2) How trachea is prevented from collapsing? 4) Why is spleen called the graveyard of R.B.C.?
t e n . a h b i t a r p u d a n e e . w w w
5) Write an equation showing the requirements and the products formed in photosynthesis. 6) What are the end products of light reaction?
7) What is the first stable product formed in photosynthesis? 8) What is cellular respiration? 9) What is fermentation?
10) What is phosphorylation?
11) What is the net gain of ATP’s formed during the glycolysis?
12) What are alveoli? The blood of insects is white in colour. Why? 13) What is heart beat?
14) What is heart attack?
15) Why there is more pressure in arteries than in veins? 16) What is hematology? 17) What is plasma?
18) Which cells will be destroyed in AIDS? 19) What is heparin?
Two marks questions 1) What is reaction centre? 2) What is an electron acceptor? Give some examples. 3) Name the factors affecting the photosynthesis. 4) What are respiratory substrates? give two examples. 5) What are “ power houses of the cell”? Why are they called power houses?
www.eenadupratibha.net
www.eenadupratibha.net 6) How trachea is prevented from collapsing? 7) What is the difference between photophosphorylation and oxidative phosphorylation? 8) What is glycolysis? 9) Write a short on heart beat. A person’s B.P. is written as 120/80. What does this indicate? 10) What is heart attack? 11) Write short notes on agglutination of blood. 12) Write short notes on the necessity of blood transfusion. 13) What is systole and diastole?
t e n . a h b i t a r p u d a n e e . w w w
14) What are the differences between oxidation and reduction? 15) How does earthworms keep their skin moist?
16) Why spleen is called the graveyard of R.B.C.? 17) Define Photosynthesis.
Four marks questions
1) How do you prove that carbon dioxide is essential for Photosynthesis? 2) How can you prove that sunlight is essential for Photosynthesis?
3) Describe the structure of Chloroplast with the help of a diagram.
4) Describe an experiment to prove that Oxygen is evolved in Photosynthesis. 5) Describe the structure of Mitochondria with the help of a diagram. 6) How can we show that heat is liberated during respiration? 7) Write the differences between combustion and respiration.
8) How can you prove that carbon dioxide is evolved during respiration? 9) Give the differences between external and internal respiration. 10) Write an of the lungs of man.
11) Write a comparative of Photosynthesis and respiration. 12) Describe the internal structure of the heart of man. 13) Write the differences between right auricle and left auricle. 14) Write the differences between right ventricle and left ventricle. 15) What is hypertension? How is it caused? Mention the preventive steps to be taken.
www.eenadupratibha.net
www.eenadupratibha.net 16) What are the differences between R.B.C. and W.B.C.? 17) Describe the different blood groups in man. 18) How is blood transfusion done and who can donate the blood?
DIAGRAMS 1) Draw a neat labelled diagram of transverse section of leaf. 2) Draw a neat labelled diagram of the structure of the leaf. 3) Draw a neat labelled diagram of Chloroplast. 4) Draw a neat labelled diagram of the structure of Mitochondria. 5) Draw a neat labelled diagram of Amoeba.
t e n . a h b i t a r p u d a n e e . w w w
6) Draw a neat labelled diagram of lungs in man.
7) Draw a neat labelled diagram of internal structure of the human heart. 8) Draw a neat labelled diagram of external features of human heart.
Chapter - 2:
CONTROL AND COORDINATION One mark questions
1) What is irritability?
2) What is apical dominance?
3) Which chemical substance is used to obtain seed less fruits? 4) What is a hormone?
5) Which hormone is called as fight hormone? 6) What is simple goitre? 7) What is a synapse?
8) What is action potential? 9) What is a mixed nerve?
10) What are reflex actions? 11) What is reflex arc? 12) Which gland is called 'the master gland of the body'? Why? 13) What is target tissue? 14) Which is the decade of brain?
www.eenadupratibha.net
www.eenadupratibha.net Two marks questions 1) What is apical dominance? 2) What are plant growth substances? Give examples. 3) What are auxins? How do they affect plant growth? 4) Mention three important effects of Gibberellins. 5) Write short notes on simple goitre. 6) Write short notes on tetany. 7) Write short notes on Diabetes mellitus. 8) What are nodes of ranvier?
t e n . a h b i t a r p u d a n e e . w w w
9) Where do you find cerebrospinal fluid and what are its functions?
10) Explain how you withdraw your hand immediately and suddenly without your knowledge when it touches a hot object. 11) What are the differences between unconditional and conditional reflexes? 12) Endocrine glands are also called as ductless glands. Why?
13) How is the brain in the human beings protected from injury?
14) What are gyri and sulci? What is the advantage of these structures?
Four marks questions
1) What is the role of gibberellins in plant growth and development?
2) Plant growth substances act together or against each other. Give suitable examples in of the statement. 3) What are the differences between Abscisic acid and gibberellins? 4) What are auxins? How do they affect plant growth? 5) What is the role of hormones in plants?
6) What is the importance of pituitary gland in the body? Mention the hormones and the functions of this gland. 7) Describe the nerve cell with the help of a neat labelled diagram. 8) Write brief notes on reflex arc. 9) Explain Ivon Pavlov’s experiment on dog to demonstrate conditioned reflexes.
DIAGRAMS 1) Draw a neat labelled diagram of reflex arc. 2) Draw a neat labelled diagram of nerve cell.
www.eenadupratibha.net
www.eenadupratibha.net Chapter - 3: REPRODUCTION
One mark questions 1) What is layering? 2) What is totipotency? 3) Describe an explant. 4) What is callus? 5) What are conjugants? 6) What is synkaryon? 7) What is milt?
t e n . a h b i t a r p u d a n e e . w w w
8) What is spawn?
9) What is menstrual cycle?
10) What is the function of semen? 11) What are sperms?
12) Define fertilization.
13) What prevents self fertilization in earthworm? 14) How do amplexory pads help the frog?
Two marks questions
1) What is the major difference between sexual and asexual reproduction? 2) What is fragmentation? How does it help in fungi?
3) What is binary fission? Where do you see this method of reproduction? 4) Write two advantages of vegetative propagation. 5) What is a sucker? Give an example.
6) What is embryo rescue? When is this method followed? 7) What is air layering?
8) What is grafting? Write its uses. 9) Describe the scion and stock. 10) Write a short note on tissue culture. 11) What are the differences between calyx and corolla? 12) Explain briefly about synergids. 13) Write a short note on sexual dimorphism in animals. 14) Write a short notes on hermaphroditism in animals.
www.eenadupratibha.net
www.eenadupratibha.net 15) Write about the spermatozoa of frog. 16) What is clitellum? 17) What is menstrual cycle? 18) Mention the stages in the secretory phase of menstrual cycle. 19) Define milt and spawn. 20) How can you distinguish a male frog from a female frog? 21) What are the differences between a spermatozoan and an ovum?
Four marks questions 1) What are the differences between sexual and asexual reproduction?
t e n . a h b i t a r p u d a n e e . w w w
2) What are the applications of plant cell and tissue culture? 3) Describe the structure of a flower.
4) Write a brief on fertilization.
5) What are the differences between a spermatozoan and an ovum?
6) Describe the reproductive system of a male/female frog with the help of a neat and labelled diagram. 7) Describe the structure of human spermatozoan or spermatozoa. 8) Give an of menstrual cycle in human beings.
9) What is implantation? How does it occur in human beings? DIAGRAMS
1) Draw a neat labelled diagram of longitudinal section of Datura flower. 2) Draw a neat labelled diagram of spermatozoan of frog.
3) Draw a neat labelled diagram of female reproductive system of earthworm. 4) Draw a neat labelled diagram of male reproductive system of frog.
5) Draw a neat labelled diagram of female reproductive system of frog. 6) Draw a neat labelled diagram of T.S. of human testis.
7) Draw a neat labelled diagram of human spermatozoan. 8) Draw a neat labelled diagram of transverse section of ovary. 9) Draw a neat labelled diagram of human male reproductive system. 10) Draw a neat labelled diagram of human female reproductive system.
www.eenadupratibha.net
www.eenadupratibha.net Chapter - 4: HIV
- AIDS
Four marks questions 1) How do you differentiate between HIV and AIDS? 2) A person initially infected with HIV reaches the AIDS stage. What are the different stages he es through? 3) What are the modes of HIV transmission? 4) How HIV is not transmitted? 5) Write about care and required by a HIV infected person. 6) Why life skills are necessary for everyone to face the challenges of life especially in the context of HIV…AIDS? Which life skills would you practice?
t e n . a h b i t a r p u d a n e e . w w w Chapter - 5: NUTRITION
One mark questions
1) When are fats called oils? 2) What is balanced diet?
3) What is protein calorie malnutrition?
4) What is the chemical name of vitamin B12? 5) What is the chemical name of vitamin A? 6) What is infection?
7) What is incubation period?
8) What is first aid? Mention its purpose. 9) What is the chemical name of Niacin? 10) How do you identify Pellagra?
11) What is the loss if rice is polished or repeatedly washed? What is the disease it causes? 12) Why the skin colour is yellowish in jaundice? 13) How is vanaspati prepared?
Two marks questions 1) Write an on balanced diet. 2) Write an of the disease Kwashiorkor.
www.eenadupratibha.net
www.eenadupratibha.net 3) What is obesity? How does it occur in children? 4) Give an of Scurvy. 5) Write short notes on Beri- Beri. 6) Write an on Xerophthalmia. 7) Give an on the disease mumps. 8) What are the measures to be taken to prevent malaria? 9) What is fluorosis? How does it affect the body? 10) What is first aid? Mention its purpose. 11) What first aid do you render for fractures?
t e n . a h b i t a r p u d a n e e . w w w
12) Describe the duties of a village health guide.
13) What is the role of National Institute of Nutrition, Hyderabad, in preventing nutritional blindness?
Four marks questions
1) How are proteins useful to body?
2) In what way does calcium help the body?
3) What is fluorosis? How does it affect the body?
4) What are the differences between Kwashiorkor and Marasmus? 5) What are the effects of Kwashiorkor on children?
6) Vitamins by themselves do not produce any energy. Then why are they essential for the body? 7) What are the different types of vitamins? What are the diseases caused due to the deficiency of fat soluble vitamins? 8) Give different causes of the occurrence of jaundice?
9) What is the care to be taken by the patient suffering from Jaundice? 10) What is elephantiasis? How is it caused?
11) Describe the changes in malarial parasite that occur in man. 12) Describe the changes in malarial parasite that occur in Mosquito. 13) What are the rules to be followed while giving first aid? 14) Describe about the different types of fractures. 15) What are the functions of health care system? 16) What are the functions of primary health centre?
www.eenadupratibha.net
www.eenadupratibha.net Chapter - 6: ENVIRONMENTAL
EDUCATION
One mark questions 1) What is humus? 2) Explain the term “mulching”. 3) What do forests provide us? 4) What are carbon sinks? 5) What is estuary? 6) What is social forestry? 7) What is agro forestry?
t e n . a h b i t a r p u d a n e e . w w w
8) What is biopiracy? 9) What is pollution?
10) What is oil spill? How does it affect the sea?
11) Mention two different kinds of fuel resources. 12) What is atmosphere?
13) How is ozone produced? What is its function? 14) When does ozone become dangerous?
15) What are non renewable energy resources? Give examples. 16) What are renewable energy resources? Give examples. 17) What is green house effect? 18) What is an acid rain?
19) Write the different names of the natural calamities. 20) What is the effect of EL Nino?
21) In what way does La Nina cause the damage?
22) What is a tsunami. Write the damage it caused recently. 23) Define resource management.
24) What is our biowealth? What does biodiversity mean? 25) What is the affect of adulteration? 26) Who infused life into Chipko movement?
Two marks questions 1) How is humus useful to plants to grow?
www.eenadupratibha.net
www.eenadupratibha.net 2) What are the advantages of watershed management? 3) How are forests useful? 4) Explain the importance of marine resources. 5) What are mangroves? Explain their protective nature. 6) What are corals? Write their importance. 7) What are the uses of corals? 8) What are biofertilizers? Write about their advantages. 9) How can forests be protected? 10) What are vanasamrakshana samithi’s? What do they do?
t e n . a h b i t a r p u d a n e e . w w w
11) Explain the term social forestry and write its advantages. 12) What is agro forestry?
13) What is exsitu protection? Where do we find such protection? 14) What is insitu protection?
15) How does extinction of species take place? 16) What is biotechnology? Mention its uses.
17) What is pollution? Mention different forms of pollution. 18) What are the causes of oil spills?
19) What happens when oils enter the sea? 20) How does pollution affect us?
21) Mention the different ways to reduce pollution. 22) What are the problems of population increase? 23) Explain the dangers of Global warming.
24) What happens if the ozone layer gets thin? 25) What are acid rains? Why do they rain?
26) What do you plan to reduce air pollution? 27) What should we do to conserve birds?
28) What should we do to conserve the biodiversity? 29) What are the uses of compressed natural gas?
www.eenadupratibha.net
TENTH GENERAL SCIENCE BIOLOGY IMPORTANT QUESTIONS Chapter - 1: LIFE
PROCESSES
One mark questions 1) What is epiglottis? 2) Why are chloroplasts green in colour? 2) How trachea is prevented from collapsing? 4) Why is spleen called the graveyard of R.B.C.?
t e n . a h b i t a r p u d a n e e . w w w
5) Write an equation showing the requirements and the products formed in photosynthesis. 6) What are the end products of light reaction?
7) What is the first stable product formed in photosynthesis? 8) What is cellular respiration? 9) What is fermentation?
10) What is phosphorylation?
11) What is the net gain of ATP’s formed during the glycolysis?
12) What are alveoli? The blood of insects is white in colour. Why? 13) What is heart beat?
14) What is heart attack?
15) Why there is more pressure in arteries than in veins? 16) What is hematology? 17) What is plasma?
18) Which cells will be destroyed in AIDS? 19) What is heparin?
Two marks questions 1) What is reaction centre? 2) What is an electron acceptor? Give some examples. 3) Name the factors affecting the photosynthesis. 4) What are respiratory substrates? give two examples. 5) What are “ power houses of the cell”? Why are they called power houses?
www.eenadupratibha.net
www.eenadupratibha.net 6) How trachea is prevented from collapsing? 7) What is the difference between photophosphorylation and oxidative phosphorylation? 8) What is glycolysis? 9) Write a short on heart beat. A person’s B.P. is written as 120/80. What does this indicate? 10) What is heart attack? 11) Write short notes on agglutination of blood. 12) Write short notes on the necessity of blood transfusion. 13) What is systole and diastole?
t e n . a h b i t a r p u d a n e e . w w w
14) What are the differences between oxidation and reduction? 15) How does earthworms keep their skin moist?
16) Why spleen is called the graveyard of R.B.C.? 17) Define Photosynthesis.
Four marks questions
1) How do you prove that carbon dioxide is essential for Photosynthesis? 2) How can you prove that sunlight is essential for Photosynthesis?
3) Describe the structure of Chloroplast with the help of a diagram.
4) Describe an experiment to prove that Oxygen is evolved in Photosynthesis. 5) Describe the structure of Mitochondria with the help of a diagram. 6) How can we show that heat is liberated during respiration? 7) Write the differences between combustion and respiration.
8) How can you prove that carbon dioxide is evolved during respiration? 9) Give the differences between external and internal respiration. 10) Write an of the lungs of man.
11) Write a comparative of Photosynthesis and respiration. 12) Describe the internal structure of the heart of man. 13) Write the differences between right auricle and left auricle. 14) Write the differences between right ventricle and left ventricle. 15) What is hypertension? How is it caused? Mention the preventive steps to be taken.
www.eenadupratibha.net
www.eenadupratibha.net 16) What are the differences between R.B.C. and W.B.C.? 17) Describe the different blood groups in man. 18) How is blood transfusion done and who can donate the blood?
DIAGRAMS 1) Draw a neat labelled diagram of transverse section of leaf. 2) Draw a neat labelled diagram of the structure of the leaf. 3) Draw a neat labelled diagram of Chloroplast. 4) Draw a neat labelled diagram of the structure of Mitochondria. 5) Draw a neat labelled diagram of Amoeba.
t e n . a h b i t a r p u d a n e e . w w w
6) Draw a neat labelled diagram of lungs in man.
7) Draw a neat labelled diagram of internal structure of the human heart. 8) Draw a neat labelled diagram of external features of human heart.
Chapter - 2:
CONTROL AND COORDINATION One mark questions
1) What is irritability?
2) What is apical dominance?
3) Which chemical substance is used to obtain seed less fruits? 4) What is a hormone?
5) Which hormone is called as fight hormone? 6) What is simple goitre? 7) What is a synapse?
8) What is action potential? 9) What is a mixed nerve?
10) What are reflex actions? 11) What is reflex arc? 12) Which gland is called 'the master gland of the body'? Why? 13) What is target tissue? 14) Which is the decade of brain?
www.eenadupratibha.net
www.eenadupratibha.net Two marks questions 1) What is apical dominance? 2) What are plant growth substances? Give examples. 3) What are auxins? How do they affect plant growth? 4) Mention three important effects of Gibberellins. 5) Write short notes on simple goitre. 6) Write short notes on tetany. 7) Write short notes on Diabetes mellitus. 8) What are nodes of ranvier?
t e n . a h b i t a r p u d a n e e . w w w
9) Where do you find cerebrospinal fluid and what are its functions?
10) Explain how you withdraw your hand immediately and suddenly without your knowledge when it touches a hot object. 11) What are the differences between unconditional and conditional reflexes? 12) Endocrine glands are also called as ductless glands. Why?
13) How is the brain in the human beings protected from injury?
14) What are gyri and sulci? What is the advantage of these structures?
Four marks questions
1) What is the role of gibberellins in plant growth and development?
2) Plant growth substances act together or against each other. Give suitable examples in of the statement. 3) What are the differences between Abscisic acid and gibberellins? 4) What are auxins? How do they affect plant growth? 5) What is the role of hormones in plants?
6) What is the importance of pituitary gland in the body? Mention the hormones and the functions of this gland. 7) Describe the nerve cell with the help of a neat labelled diagram. 8) Write brief notes on reflex arc. 9) Explain Ivon Pavlov’s experiment on dog to demonstrate conditioned reflexes.
DIAGRAMS 1) Draw a neat labelled diagram of reflex arc. 2) Draw a neat labelled diagram of nerve cell.
www.eenadupratibha.net
www.eenadupratibha.net Chapter - 3: REPRODUCTION
One mark questions 1) What is layering? 2) What is totipotency? 3) Describe an explant. 4) What is callus? 5) What are conjugants? 6) What is synkaryon? 7) What is milt?
t e n . a h b i t a r p u d a n e e . w w w
8) What is spawn?
9) What is menstrual cycle?
10) What is the function of semen? 11) What are sperms?
12) Define fertilization.
13) What prevents self fertilization in earthworm? 14) How do amplexory pads help the frog?
Two marks questions
1) What is the major difference between sexual and asexual reproduction? 2) What is fragmentation? How does it help in fungi?
3) What is binary fission? Where do you see this method of reproduction? 4) Write two advantages of vegetative propagation. 5) What is a sucker? Give an example.
6) What is embryo rescue? When is this method followed? 7) What is air layering?
8) What is grafting? Write its uses. 9) Describe the scion and stock. 10) Write a short note on tissue culture. 11) What are the differences between calyx and corolla? 12) Explain briefly about synergids. 13) Write a short note on sexual dimorphism in animals. 14) Write a short notes on hermaphroditism in animals.
www.eenadupratibha.net
www.eenadupratibha.net 15) Write about the spermatozoa of frog. 16) What is clitellum? 17) What is menstrual cycle? 18) Mention the stages in the secretory phase of menstrual cycle. 19) Define milt and spawn. 20) How can you distinguish a male frog from a female frog? 21) What are the differences between a spermatozoan and an ovum?
Four marks questions 1) What are the differences between sexual and asexual reproduction?
t e n . a h b i t a r p u d a n e e . w w w
2) What are the applications of plant cell and tissue culture? 3) Describe the structure of a flower.
4) Write a brief on fertilization.
5) What are the differences between a spermatozoan and an ovum?
6) Describe the reproductive system of a male/female frog with the help of a neat and labelled diagram. 7) Describe the structure of human spermatozoan or spermatozoa. 8) Give an of menstrual cycle in human beings.
9) What is implantation? How does it occur in human beings? DIAGRAMS
1) Draw a neat labelled diagram of longitudinal section of Datura flower. 2) Draw a neat labelled diagram of spermatozoan of frog.
3) Draw a neat labelled diagram of female reproductive system of earthworm. 4) Draw a neat labelled diagram of male reproductive system of frog.
5) Draw a neat labelled diagram of female reproductive system of frog. 6) Draw a neat labelled diagram of T.S. of human testis.
7) Draw a neat labelled diagram of human spermatozoan. 8) Draw a neat labelled diagram of transverse section of ovary. 9) Draw a neat labelled diagram of human male reproductive system. 10) Draw a neat labelled diagram of human female reproductive system.
www.eenadupratibha.net
www.eenadupratibha.net Chapter - 4: HIV
- AIDS
Four marks questions 1) How do you differentiate between HIV and AIDS? 2) A person initially infected with HIV reaches the AIDS stage. What are the different stages he es through? 3) What are the modes of HIV transmission? 4) How HIV is not transmitted? 5) Write about care and required by a HIV infected person. 6) Why life skills are necessary for everyone to face the challenges of life especially in the context of HIV…AIDS? Which life skills would you practice?
t e n . a h b i t a r p u d a n e e . w w w Chapter - 5: NUTRITION
One mark questions
1) When are fats called oils? 2) What is balanced diet?
3) What is protein calorie malnutrition?
4) What is the chemical name of vitamin B12? 5) What is the chemical name of vitamin A? 6) What is infection?
7) What is incubation period?
8) What is first aid? Mention its purpose. 9) What is the chemical name of Niacin? 10) How do you identify Pellagra?
11) What is the loss if rice is polished or repeatedly washed? What is the disease it causes? 12) Why the skin colour is yellowish in jaundice? 13) How is vanaspati prepared?
Two marks questions 1) Write an on balanced diet. 2) Write an of the disease Kwashiorkor.
www.eenadupratibha.net
www.eenadupratibha.net 3) What is obesity? How does it occur in children? 4) Give an of Scurvy. 5) Write short notes on Beri- Beri. 6) Write an on Xerophthalmia. 7) Give an on the disease mumps. 8) What are the measures to be taken to prevent malaria? 9) What is fluorosis? How does it affect the body? 10) What is first aid? Mention its purpose. 11) What first aid do you render for fractures?
t e n . a h b i t a r p u d a n e e . w w w
12) Describe the duties of a village health guide.
13) What is the role of National Institute of Nutrition, Hyderabad, in preventing nutritional blindness?
Four marks questions
1) How are proteins useful to body?
2) In what way does calcium help the body?
3) What is fluorosis? How does it affect the body?
4) What are the differences between Kwashiorkor and Marasmus? 5) What are the effects of Kwashiorkor on children?
6) Vitamins by themselves do not produce any energy. Then why are they essential for the body? 7) What are the different types of vitamins? What are the diseases caused due to the deficiency of fat soluble vitamins? 8) Give different causes of the occurrence of jaundice?
9) What is the care to be taken by the patient suffering from Jaundice? 10) What is elephantiasis? How is it caused?
11) Describe the changes in malarial parasite that occur in man. 12) Describe the changes in malarial parasite that occur in Mosquito. 13) What are the rules to be followed while giving first aid? 14) Describe about the different types of fractures. 15) What are the functions of health care system? 16) What are the functions of primary health centre?
www.eenadupratibha.net
www.eenadupratibha.net Chapter - 6: ENVIRONMENTAL
EDUCATION
One mark questions 1) What is humus? 2) Explain the term “mulching”. 3) What do forests provide us? 4) What are carbon sinks? 5) What is estuary? 6) What is social forestry? 7) What is agro forestry?
t e n . a h b i t a r p u d a n e e . w w w
8) What is biopiracy? 9) What is pollution?
10) What is oil spill? How does it affect the sea?
11) Mention two different kinds of fuel resources. 12) What is atmosphere?
13) How is ozone produced? What is its function? 14) When does ozone become dangerous?
15) What are non renewable energy resources? Give examples. 16) What are renewable energy resources? Give examples. 17) What is green house effect? 18) What is an acid rain?
19) Write the different names of the natural calamities. 20) What is the effect of EL Nino?
21) In what way does La Nina cause the damage?
22) What is a tsunami. Write the damage it caused recently. 23) Define resource management.
24) What is our biowealth? What does biodiversity mean? 25) What is the affect of adulteration? 26) Who infused life into Chipko movement?
Two marks questions 1) How is humus useful to plants to grow?
www.eenadupratibha.net
www.eenadupratibha.net 2) What are the advantages of watershed management? 3) How are forests useful? 4) Explain the importance of marine resources. 5) What are mangroves? Explain their protective nature. 6) What are corals? Write their importance. 7) What are the uses of corals? 8) What are biofertilizers? Write about their advantages. 9) How can forests be protected? 10) What are vanasamrakshana samithi’s? What do they do?
t e n . a h b i t a r p u d a n e e . w w w
11) Explain the term social forestry and write its advantages. 12) What is agro forestry?
13) What is exsitu protection? Where do we find such protection? 14) What is insitu protection?
15) How does extinction of species take place? 16) What is biotechnology? Mention its uses.
17) What is pollution? Mention different forms of pollution. 18) What are the causes of oil spills?
19) What happens when oils enter the sea? 20) How does pollution affect us?
21) Mention the different ways to reduce pollution. 22) What are the problems of population increase? 23) Explain the dangers of Global warming.
24) What happens if the ozone layer gets thin? 25) What are acid rains? Why do they rain?
26) What do you plan to reduce air pollution? 27) What should we do to conserve birds?
28) What should we do to conserve the biodiversity? 29) What are the uses of compressed natural gas?
www.eenadupratibha.net
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