Forests Our Lifeline - Class 7 - Science
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Back Questions - Forests Our Lifeline | NCERT | Science | Class 7
Explain how animals dwelling in the forest help it grow and regenerate.
Animals contribute to forest regeneration by dispersing seeds through their droppings, promoting new plant growth. They also create a dynamic ecological balance by participating in food chains that support various life forms. Decomposition of animal waste enriches the soil, further enhancing plant growth.
Explain how forests prevent floods.
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Sign up nowWhat are decomposers? Name any two of them. What do they do in the forest?
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Sign up nowExplain the role of forest in maintaining the balance between oxygen and carbon dioxide in the atmosphere.
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Sign up nowExplain why there is no waste in a forest.
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Sign up nowList five products we get from forests?
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Sign up nowFill in the blanks:
(a) The insects, butterflies, honeybees and birds help flowering plants in __________.
(b) A forest is a purifier of ___________ and ____________.
(c) Herbs form the ____________ layer in the forest.
(d) The decaying leaves and animal droppings in a forest enrich the ___________.
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Sign up nowWhy should we worry about the conditions and issues related to forests far from us?
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Sign up nowExplain why there is a need of variety of animals and plants in a forest.
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Sign up nowIn Fig. 12.15, the artist has forgotten to put the labels and directions on the arrows. Mark the directions on the arrows and label the diagram using the following labels:
clouds, rain, atmosphere, carbon dioxide, oxygen, plants, animals, soil, roots, water table.
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Sign up nowWhich of the following is not a forest product?
(i) Gum
(ii) Plywood
(iii) Sealing wax
(iv) Kerosene
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Sign up nowWhich of the following statements is not correct?
(i) Forests protect the soil from erosion.
(ii) Plants and animals in a forest are not depedent on one another.
(iii) Forests influence the climate and water cycle.
(iv) Soil helps forests to grow and regenerate.
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Sign up nowMicro-organisms act upon the dead plants to produce
(i) sand
(ii) mushrooms
(iii) humus
(iv) wood
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Sign up nowExtra Questions - Forests Our Lifeline | NCERT | Science | Class 7
Which programme was set up by the Telangana government to encourage afforestation?
A) Agro-forest development
B) Greenery Programme
C) Haritha Haram
D) One Tree for One Child
Correct answer: C) Haritha Haram
Explanation:
The Haritha Haram program was initiated by the Telangana government with the primary aim of encouraging afforestation. Launched in 2015, this initiative focuses on enhancing the green cover across the state of Telangana.