2501: What is Rio+20 Conference, often mentioned in the news?

(a) It is the United Nations Conference on Sustainable Development
(b) It is a Ministerial Meeting of the World Trade Organization
(c) It is a Conference of the Inter-governmental Panel on Climate Change
(d) It is a Conference of the Member Countries of the Convention on Biological Diversity
2502: The first feature film (talkie) to be produced in India was

(a) Hatimtai

(b) Alam Ara

(c) Pundalik

(d) Raja Harishchandra
2503: The light from the Sun reaches the Earth in about

(a) 2 min

(b) 4 min

(c) 6 min

(d) 8 min
2504: Living organisms require at least 27 elements of which 15 are metals. Among these, those required in major quantities include

(a) Potassium, Manganese, Molybdenum & Calcium
(b) Potassium, Molybdenum, Copper & Calcium
(c) Potassium, Sodium, Magnesium & Calcium
(d) Sodium, Magnesium, Copper & Manganese
2505: Assertion (A):

The eastern coast of India produces more rice than the western coast.

Reason (R):

The eastern coast receives more rainfall than the western coast.

(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is NOT the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true