Since when have they been doing this work?
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(a) Since the origin and diversification of life on earth there had been five episodes of mass extinctions.
(a) The current extinction rate are estimated to be 100 to 1000 times faster than in the pre-human times , because of human activities (b) (i) Decline in plant production (ii) Lowered...
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Have you noticed that sometimes singers put their hand on their ear when they sing? Why do you think they may be doing this?
Yes, I have noticed the same. I think they do so because after putting their hand on their ear, they not only protect themselves from the noises but also hear...
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Talk with your grandparents or elderly people and find out what they ate and what work they did when they were
My grandparents were working much more than what we do today. They used to go to school miles away from their home. They were also doing much physical work like...
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What kind of difficulties do they face in doing this work?
They have to face many difficulties while doing this work, such as: (i) They have to face excessively foul smelling garbage due to which they might suffer from many health related...
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The contribution of India’s small scale sector to the gross turnover in the manufacturing sector since 1992 has been of the order of:
(a) The contribution of small scale industries to employment and exports is substantial. The sector contributes over 40 per cent of the gross turnover in the manufacturing sector, 45 per...
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They are fantastically diverse. They speak hundred of language and dialects. They comprise scores of ethnic groups. They include highly industrialised
(b) APEC is the group of 21 countries. APEC is short for Asia Pacific Economic Cooperation. This group of countries span half the surface of the earth and are home...
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A simple machine helps a person in doing: (a) less work (b) the same amount of work with lesser force
(b) A simple machine is a mechanical device that changes the direction or magnitude of a force. In general, they can be defined as the simplest mechanisms that use mechanical...
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Since the eighties, India’s growth has been one of the fastest in the world.
(D) 3.5%, 6%
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Poverty Alleviation Programmes have been implemented in India since-
The answer is (C) 1978
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Which of the following non-Aryan social beliefs has been countinuing in Tamil Nadu since the Sangam Age?
(b) Wearing of Tali by bride or married woman
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