SSLC (English Medium) Class 9 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Social Science

Name the common animals found in the Tropical Savanna Biomes.

Write about Oasis.

Mention the different names of the Temperate grasslands.

What is a Biosphere Reserve?

Give reason for the following

In tropical savannas the chief occupation is herding.

Give reason for the following

Tropical Forest Biomes have economic importance.

Give reason for the following

Why do people in Tundra region shift their settlement frequently?

Explain the need for conservation.

The temperate grasslands are called ______ in North America.

______ is a fertile fresh water source found in deserts and semi-arid regions.

A group of living organisms that live and interact with One another on land is ______.

Assertion (A): As the soil is sandy and saline deserts remain agriculturally unproductive.

Reason (R): Tribal people who live in deserts practice food gathering and hunting.

Assertion (A): Aquatic animals use 10% energy to obtain oxygen.
Reason (R): Terrestrial animals use only 2-4% of energy to obtain oxygen.

What does an ecosystem consists of?

State the unique weather condition that favours thick vegetative cover in the Tropical Forest Biomes.

How do the people live Desert Biomes?

Mention the Temperate Grasslands in different parts of the world.

Give reason for the following.

The Net Primary productivity is low in Tundra.

Desert Biomes.

What are the advantages of Bhuvan?