4061: Consider the following statements:
1. In the First round Table Conference, Dr. Ambedkar demanded separate electorates for the depressed classes.
2. In the Poona Act, special provisions for representation of the depressed people in the local bodies and civil services were made.
3. The Indian National Congress did not take part in the Third Round Table Conference.
Which of the following statements given above are correct?
(a) 1 and 2
(b) 1 and 3
(c) 2 and 3
(d) 1, 2 and 3
4062: Assertion (A) :
When a ship moves from the sea water into fresh water of a river, the ship will relatively sink.
Reason (R) :
The density of sea water is higher than that of the fresh water.
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not a correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
4063: The tendency of a liquid drop to contract and occupy minimum area is due to
(a) viscosity
(b) surface tension
(c) density
(d) vapour pressure
4064: Consider the following statements about the Roaring Forties
I. They blow uninterrupted in the Northern and Southern Hemispheres.
II. They blow with great strength and constancy.
III. Their direction is generally from North-West to East in the Southern Hemisphere.
IV. Overcast skies, rain and raw weather are generally associated with them.
Which of these statements are correct ?
(a) I, II and III
(b) II, III and IV
(c) I, III and IV
(d) I, II and IV
4065: In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index?
1. Carbon dioxide
2. Carbon monoxide
3. Nitrogen dioxide
4. Sulfur dioxide
5. Methane
Select the correct answer using the code given below.
(a) 1, 2 and 3 only
(b) 2, 3 and 4 only
(c) 1, 4 and 5 only
(d) 1, 2, 3, 4 and 5