What happened to the Indira point during the tsunami of 2004?


It got submerged.



Q 1.

How are tides caused?

Q 2.

How are high tides important?[V. Imp.]

Q 3.

Why do swimmers float in Dead Sea?

Q 4.

Give reasons:
(a) Ocean water is salty.
(b) The quality of water is deteriorating.

Q 5.

What happened to the Indira point during the tsunami of 2004?

Q 6.

What is terrarium?

Q 7.

How are spring and neap tides formed.

Q 8.

What do you mean by salinity? [V. Imp.]

Q 9.

Write a note on the importance of water. [V. Imp.]

Q 10.

Answer the following questions briefly.
(a) What is precipitation?
(b) What is water cycle?
(c) What are the factors affecting the height of the waves?
(d) Which factors affect the movement of ocean water?
(e) What are tides and how are they caused?
(f) What are ocean currents?

Q 11.

What happens during high Ode?        [Imp.]

Q 12.

Which type of water do the ocean bodies and the seas contain?

Q 13.

What is the significance of World Water Day?

Q 14.

Explain water cycle with a neat and labelled diagram.

Q 15.

What is the average salinity of the oceans?

Q 16.

What happens during low tide?

Q 17.

Name one warm curreht and one cold current.

Q 18.

Give an account of ocean currents. [Imp.]

Q 19.

Write a brief note on Tsunami.  

Q 20.

What is the salinity of Dead sea?

Q 21.

What is Tsunami? [V. Imp.]

Q 22.

How do we classify ocean movements? Explain. [V. Imp.]

Q 23.

What are waves? Write a short note on it

Q 24.

For Fun
Be a Detective
1. The name of one river is hidden in each of the sentences below. Spot it. Example: Mandira, Vijayalakshmi and Surinder are my best friends