A majority of organisms are restricted to an arrow range of temperature, and are called

The foraging, reproductive and migratory activities of the organisms are primarily dependent upon

Mark the correct statement

The mammals can thrive in Antarctica on one hand and in Sahara desert on the other. This success of mammals is largely due to the fact that they are

Bell-shaped polygonal pyramid indicates

Rhododendron is characteristic of vegetation of-

Which type of plants are found in Taiga & Tundra?

Forests, called “Nation’s green gold”, they are important as –

The sun loving plants are referred to as

The most important factor which determined the increase in human population in India during the 20th century