1831: Insect resistant cotton plants have been genetically engineered by inserting a gene from a/an
(a) virus
(b) bacterium
(c) insect
(d) plant
1832: When a number X is added to 4/X, the result is 4. Therefore X is:
(a) 2
(b) 3
(c) 4
(d) 8
1833: The following figure contains three squares with areas of 100, 16 and 49 lying side by side as shown. By how much should the area of the middle square be reduced in order that the total length PQ of the resulting three squares is 19?
(a) 12
(b) 4
(c) 2
(d) root 2
1834: The Seventh Schedule of the Indian Constitution contains:
(a) States and Union Territories
(b) Salaries of the President, Governors of States, Judges of Supreme Court, etc.
(c) Union List, State List and Concurrent List
(d) Allocation of seats in the Rajya Sabha
1835: In the structure of planet Earth, below the mantle, the core is mainly made up of which one of the following?
(a) Aluminium
(b) Silicon
(c) Iron
(d) Chromium