Forests Our Lifeline

Micro-organisms act upon the dead plants to produce

(i) sand

(ii) mushrooms

(iii) humus

(iv) wood

Which of the following statements is not correct?

(i) Forests protect the soil from erosion.

(ii) Plants and animals in a forest are not dependent on one another.

(iii) Forests influence the climate and water cycle.

(iv) Soil helps forests to grow and regenerate.

Which of the following is not a forest product?

(i) Gum

(ii) Plywood

(iii) Sealing wax

(iv) Kerosene

In figure, 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

Explain why there is a need of variety of animals and plants in a forest.

Why should we worry about the conditions and issues related to forests far from us?

 List five products we get from forests.

 List five products we get from forests.

Explain why there is no waste in a forest.

Explain the role of forest in maintaining the balance between oxygen and carbon dioxide in the atmosphere.

What are decomposers? Name any two of them. What do they do in the forest?

Explain how forests prevent floods.

Explain how animals dwelling in the forest help it grow and regenerate.