121: Hormones which are necessary for the development of the human body are secreted by:
(a) Thyroid gland
(b) Pituitary gland
(c) Parathyroid gland
(d) Exocrine gland
122: With reference to Indian freedom struggle, Usha Mehta is well-known
(a) Running the secret congress radio in the wake of quit India movement.
(b) Participating in the second round table conference.
(c) Leading a contingent of Indian national army.
(d) Assisting in the formation of Interim government under Pandit Jawaharlal Nehru.
123: The non-permanent members of the Security Council of the UN elected by the General Assembly for a two years term at present include
(a) India, Austria, Ecuador, France
(b) Japan, India, Hungary, Venezuela
(c) Zimbabwe, Venezuela, India, France
(d) Morocco, Cape Verde, Belgium, Russia
124: A parachutist jumps from a height of 5000 meters. The relationship between his falling speed, 'v' and the distance fallen through 'd' is best represented as
125: Assertion (A):
A Chemical reaction becomes faster at higher temperatures.
Reason (R):
At higher temperatures, molecular motion becomes more rapid.
(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 a correct explanation of A
(c) A is true but R is false
(d) A is fasle but R is true