4546: Which of the following is/are cited by the scientists as evidence / evidences for the continued expansion of universe?

1. Detection of microwave space

2. Observation of redshift phenomenon in space

3. Movement of asteroids in space

4. Occurrence of supernova explosions in space

Select the correct answer using the codes given below:

(a) 1 and 2
(b) 2 only
(c) 1, 3 and 4
(d) None of the above can be cited as evidence
4547: The high density of population in Nile Valley and Island of Java is primarily due to

(a) intensive agriculture
(b) industrialisation
(c) urbanisation
(d) topographic constraints
4548: Sucrose content in sugarcane decreases

(a) if high rainfall occurs during the period of growth of the plant

(b) if frost occurs during the period of ripening

(c) if there is fluctuation in temperature during the period of growth of the plant

(d) if there is high temperature during the time of ripening
4549: Assertion (A):

The Congress rejected the Cripps proposals.

Reason (R):

The Cripps Mission consisted solely of whites.

(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
4550: The battle of Dharmat was fought between

(a) Muhammad Gori and Jai Chand

(b) Babar and the Afghans

(c) Aurangzeb and Dara Shikoh

(d) Ahmad Shah Durrani and the Marathas