446: The population growth rate in Kerala is the lowest among major Indian states. Which one of the following is the most widely accepted reason for this ?

(a) Kerala has made the highest investment in family planning
(b) Kerala has the highest literacy rate in India
(c) Kerala has invested heavily in promoting literacy and public health and placed high priority on social policies
(d) The population pyramid in Kerala has relatively fewer women in the reproductive age-group
447: Match List I with List II and select the correct answer using the codes given below the Lists :

List I-------------------List II

I. German Silver---------(A) Tin
II. Solder----------------(B) Nickel
III. Bleaching Powder-----(C) Sodium
IV. Hypo-----------------(D) Chlorine

Codes:

(a) I-A, II-B, III-D, IV-C

(b) I-B, II-A, III-C, IV-D

(c) I-A, II-B, III-C, IV-D

(d) I-B, II-A, III-D, IV-C
448: Which of the following are among the million plus cities in India on the basis of data of the Census, 2001 ?

1. Ludhiana

2. Kochi

3. Surat

4. Nagpur

Select the correct answer using the code given below

(a) 1 and 4 only

(b) 2, 3 and 4 only

(c) 1, 2 and 3 only

(d) 1, 2, 3 and 4
449: Graphene is frequently in news recently. What is its importance?

1. It is a two-dimensional material and has good electrical conductivity.

2. It is one of the thinnest but strongest materials tested so far.

3. It is entirely made of silicon and has high optical transparency.

4. It can be used as 'conducting electrodes' required for touch screens, LCDs and organic LEDs.

Which of the statements given above are correct?

(a) 1 and 2 only
(b) 3 and 4 only
(c) 1, 2 and 4 only
(d) 1, 2, 3 and 4
450: Match the following:

List I (Famous Temple)

A. Vidyashankara temple
B. Rajarani temple
C. Kandaraiya Mahadeo temple
D. Bhimesvara temple

List II (State)

1. Andhra Pradesh
2. Karnataka
3. Madhya Pradesh
4. Orissa

Code:
(a) 2 3 4 1
(b) 1 4 3 2
(c) 1 3 4 2
(d) 2 4 3 1