561: Mixed farming means:
(a) Growing two crops at one time
(b) Growing different crops in succession
(c) Using different soils
(d) Agriculture involving crops and livestock
562: Weights of two pieces, one of gold and one of silver each weighing 100 gm were recorded on a spring balance. Then they were fully immersed in a liquid bath, by letting them hang through a light thread tied to the balance. Compare the recorded weights of the two pieces under that condition. Then
(a) The gold piece will weigh more than the silver piece
(b) The silver piece will weigh more than the gold piece
(c) The weights of the two pieces will be equal
(d) Nothing can be said without knowing the density of the liquid bath
563: Which one of the following techniques can be used to establish the paternity of a child ?
(a) Protein analysis
(b) Chromosome counting
(c) Quantitative analysis of DNA
(d) DNA finger-printing
564: Under which Article of the Indian Constitution did the President give his assent to the ordinance on electoral reforms when it was sent back to him by the Union Cabinet without making any changes (in the year 2002) ?
(a) Article 121
(b) Article 122
(c) Article 123
(d) Article 124
565: With reference to the international meeting held in the year 2006, which of the following pairs is/are correctly matched ?
1. NAM Summit : Havana
2. APEC Meeting : Bangkok
3. EU-India Summit : Helsinki
4. Un Climate Change Conference : Geneva
Select the correct answer using the codes given below:
(A) 1 only
(B) 1, 2 and 3
(C) 1 and 3 only
(D) 2,3 and 4