221: Recently, Indias first National Investment and Manufacturing Zone was proposed to be set up in

(a) Andhra Pradesh
(b) Gujarat
(c) Maharashtra
(d) Uttar Pradesh
222: Seasons on the Earth are caused due to

(a) The elliptical orbit of the Earth

(b) Alteration/change in the speed of revolution of the Earth

(c) Inclination of the Earth on its axis of rotation

(d) Differences in the amount of energy received from the Sun
223: Assertion (A) :
The temperature of a metal wire rises when an electric current is passed through it.

Reason (R):
Collision of metal atoms with each other releases heat energy.

(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
224: The Kelkar proposals which were in the news recently were the

(a) recommendations for reforms in the power sector
(b) recommendations for tax reforms
(c) guidelines for the privatisation
(d) guidelines for reducing vehicular pollution, and the promotion of CNG use
225: The currency of the proposed European Monetary Union will be

(a) Dollar

(b) Euro

(c) Guilder

(d) Mark