221: Opium is obtained from:

(a) Tablet type latex

(b) Latex juice

(c) Seed capsule of opium poppy

(d) Poppy leaves
222: Consider the following techniques/phenomena:

1. Budding and grafting in fruit plants
2. Cytoplasmic male sterility
3. Gene silencing

Which of the above is/are used to create transgenic crops?

(a) 1 only
(b) 2 and 3
(c) 1 and 3
(d) None
223: If it is 10.00 a.m. I.S.T., then what would be the local time at Shillong on 92°E longitude ?

(a) 9.38 a.m.
(b) 10.38 a.m.
(c) 10.22 a.m.
(d) 9.22 a.m.
224: Given :

Humidity : H

High : A

Wind Velocity : W

Low : B

Temperature : T

The desert cooler is an appropriate cooling device for regions where

(a) HAWATB

(b) HBWBTA

(c) HAWBTB

(d) HAWATA
225: Which one of the following distance-time graph (x-t) represents one-dimensional uniform motion ?

(a) (a)
(b) (b)
(c) (c)
(d) (d)