2026: Recently, there was a growing awareness in our country about the importance of Himalayan nettle (Girardinia diversifolia) because it is found to be a sustainable source of
(a) anti-malarial drug
(b) biodiesel
(c) pulp for paper industry
(d) textile fibre
2027: The great Indian bustard is a/an:
(a) Animal
(b) Reptile
(c) Bird
(d) Mammal
2028: With reference to agricultural soils, consider the following statements :
1. A high content of organic matter in soil drastically reduces its water holding capacity.
2. Soil does not play any role in the sulphur cycle.
3. Irrigation over a period of time can contribute to the salinization of some agricultural lands. Which of the statements given above is/are correct ?
(a) 1 and 2 only
(b) 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
2029: Vinegar is an aqueous solution of
(a) oxalic acid
(b) citric acid
(c) acetic acid
(d) hydrochloric acid
2030: ".........They are people of yellow complexion, oblique eyes, high cheek bones, sparse hair and medium height." The reference here is to
(a) Nordic Aryans
(b) Austrics
(c) Negroids
(d) Mongoloids