726: Consider the following statements:
The nation-wide 'Soil Health Card Scheme' aims at
1. expanding the cultivable area under irrigation.
2. enabling the banks to assess the quantum of loans to be granted to farmers on the basis of soil quality.
3. checking the overuse of fertilizers in farmlands.
Which of the above statements is/are correct?
(a) 1 and 2 only
(b) 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
727: What is the purpose of the US Space Agency's Themis Mission, which was recently in the news?
(a) To study the possibility of life on Mars
(b) To study the satellites of Saturn
(c) To study the colourful display of high latitude skies
(d) To build a space laboratory to study the stellar explosions
728: The great Indian Bustard is found in:
(a) Madhya Pradesh
(b) Rajasthan
(c) Assam
(d) Nagaland
729: Vinegar is an aqueous solution of
(a) oxalic acid
(b) citric acid
(c) acetic acid
(d) hydrochloric acid
730: Consider the following features of newer models of motor cars :
I. Radial tyres
II. Streamlined body
III. Multipoint fuel injection
IV. Catalytic converter with exhaust
Which of these features make the newer models of motor cars more fuel efficient ?
(a) I and II
(b) II and III
(c) II, III and IV
(d) I, III and IV