1631: Which of the following is/are among the Fundamental Duties of citizens laid down in the Indian Constitution?

1. To preserve the rich heritage of our composite culture

2. To protect the weaker sections from social injustice

3. To develop the scientific temper and spirit of inquiry

4. To strive towards excellence in all spheres of individual and collective activity

Select the correct answer using the codes given below :

(a) 1 and 2 only
(b) 2 only
(c) 1, 3 and 4 only
(d) 1, 2, 3 and 4
1632: Assertion (A): Muhammad bin Tughlaq issued a new gold coin which was called Dinar by Ibn Batutah.

Reason (R) : Muhammad bin Tughlaq wanted to issue token currency in gold coins to Promote trade with West Asian and North African countries.

(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
1633: Atmospheric temperature increases at the higher altitudes due to:

(a) Convection

(b) Radiation

(c) Conduction

(d) Inversion
1634: Which of the following stream systems dissects Aravalli range?

(a) Narmada, Son

(b) Banas, Luni

(c) Betwa, Koina

(d) Ganga, Saraswati
1635: Rigveda, the oldest of the Vedas, chiefly contains:

(a) Collection of hymns to gods

(b) Methods of Vedic yagnas

(c) Early Aryan culture

(d) Origin and works of Hindu gods