The percentage of people in a given population who can read and write a language refer to _____________

(a)

Infant mortality

(b)

Literacy rate

(c)

Sex ratio

(d)

Population density

At the Confluence of river this pattern is developed _____________

(a)

Star like

(b)

Triangular

(c)

Nebular

(d)

Circular

News paper and Card board belong to

(a)

Wet waste

(b)

Dry waste

(c)

Rejected waste

(d)

e - waste

Palk Bay is the home of

(a)

Coconut trees

(b)

Vegetables

(c)

Mangrove trees

(d)

Mango trees

Classify the Environment.

What is demography?

What is forest management?

What are natural pollutants?

Mention the problems of Urbanisation.

What is 'Migration'? and explain its types.

What are Urban Settlements? and explain its types.

Write a note on Ozone layer

Explain the term Fracking.

On the outline map of Tamil Nadu mark the following.
1. A metropolitan city
2. A district with 7857 people per sq. km.
3. Gulf of Mannar
4.Palk Strait

Migration towards cities are the main cause for the birth of slums. Justify.

Study your area and write down about its settlement pattern.