Which of the following is not a forest product?

i. Gum

ii. Plywood

iii. Sealing wax

iv. Kerosene

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

In Fig. 17.15, 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.

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.

Micro-organisms act upon the dead plants to produce?

i. sand

ii. mushrooms

iii. humus

iv. Wood.