A forest is an ecosystem of vegetational association dominated by trees. The increasing population and meeting their needs have caused…
NIOS Class 12 Psychology Chapter 15 Answers INTEXT QUESTIONS 15.1 1. What do you understand by the term Adult and…
When the Earth's atmosphere captures the radiation energy from the sun, warming the Earth’s surface, it is called global warming.…
NIOS Class 12 Psychology Chapter 14 Answers INTEXT QUESTIONS 14.1 Match the following in column A with Column B. a.…
The most common causes for biodiversity loss are habitat loss, pollution, over-exploitation of natural resources, introduction of new or exotic…
NIOS Class 12 Psychology Chapter 13 Answers INTEXT QUESTIONS 13.1 Fill in the blanks- 1. Changes in height, weight and…
NIOS Class 12 Psychology Chapter 12 Answers INTEXT QUESTIONS 12.1 Put the following words into the most appropriate columns based…
Caffeine is chemically 1,3,7-trimethylxanthine, a purine base, found in tea, cocoa, kola, guarana, etc. It is mainly isolated from tea…
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Colophony Biological Source Pinus is the biological source of colophony. It is obtained from the solid residue of the distillation…
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