4236: For which one of the following is capillarity not the only reason ?

(a) Blotting of ink
(b) Rising of underground water
(c) Spread of water drop on a cotton cloth
(d) Rising of water from the roots of a plant to its foliage
4237: Milk fever in cows occurs due to the lack of:

(a) Phosphates

(b) Calcium

(c) Iron

(d) iodine
4238: 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
4239: Which of the following elements are present in all proteins ?

I. Carbon

II. Hydrogen

III. Oxygen

IV. Nitrogen

Select the correct answer from the codes given below :

Codes :

(a) II and III

(b) I, II and IV

(c) I, III and IV

(d) I, II, III and IV
4240: In 1930 Mahatma Gandhi started Civil Disobedience Movement from

(a) Sevagram

(b) Dandi

(c) Sabarmati

(d) Wardha