3956: Which of the following statements is/are correct?

Viruses can infect
1. bacteria
2. fungi
3. plants

Select the correct answer using the code given below.

(a) 1 and 2 only
(b) 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
3957: Poison glands of snakes are homologous to

(a) electric organs of fishes

(b) stings of rays

(c) sebaceous glands of mammals

(d) salivary glands of vertebrates
3958: A big rectangular plot of area 4320 m2 is divided into 3 square-shaped smaller plots by fencing parallel to the smaller side of the plot. However, some area of land was still left as a square could be formed. So, 3 more square shaped plots were formed by fencing parallel to the longer side of the original plot such that no area of the plot was left surplus. What are the dimensions of the original plot?

(A) 120 m x 36 m
(B) 135 m x 32 m
(C) 240 m x 18 m
(D) 160 m x 27 m
3959: Which one of the following is not related to United Nations ?

(a) Multilateral Investment Guarantee Agency

(b) International Finance Corporation

(c) International Centre for Settlement of Investment Disputes

(d) Bank for International Settlements
3960: Who among the following is considered as the inventor of the World Wide Web (WWW)?

(a) Edward Kasner
(b) Vinod
(c) Bill Gates
(d) Tim Berners-Lee