L-2, Land, Soil & Water; L-3, Natural Vegetation & Wildlife

In Tropical Rain Forests, which are the most important trees?

• Mahogany, ebony, rosewood

• Mahogany, ebony, rubber

• Mahogany, ebony, palm

• Mahogany, ebony, peepal

The assemblage of plant species in an environment is known as (a)   .

Natural Vegetation includes the following:

• Forests, shrubs and grasslands

• Forests, shrubs and farmlands

• Forests, terrace gardens and farmlands

• Shrubs, grasslands and community parks

These forests are found in areas which have dry summers and moderate rainfall during winters.

• Tropical Softwood Forests

• Tropical Evergreen Forests

• Tropical Deciduous Forests

• Mediterranean Forests

Which of the following is true in the case of Tropical Deciduous Forests?

• Receive rainfall during June-September.

• Trees are medium in size (30-40 mts.)

• Are denser Tropical Evergreen Forests.

• Trees shed leaves during the dry season to conserve moisture.

The following is an important factor for plant growth in an environment:

• Temperature

• Rainfall

• All of the above

• None of the above

(a)   forests receive precipitation in the form of snow.

(a)   are the breathing lungs of civilisation.

Wildlife includes non- (a)   animals, such as birds, fishes and animals, which make forests their natural habitat.

Wildlife is important because:

• It has aesthetic value.

• It maintains ecological balance.

• It boosts tourism.

• All of the above.