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InterviewSolution
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What is triple fusion ? |
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Answer» Solution :(i) Thyroid hormones is essential for normal physical, mental and personality DEVELOPMENT. Hence it is called as personality hormone. (ii) The fusion involving two polar nucleus and a sperm nucleus, that OCCURS in double fertilization in a seed plant and results in the FORMATION of endosperm, is called the triple fusion. (iii) Importance of forests. • Forests are the IMPORTANT component of our environment and are dominated by microorganisms, flowering plants, shrubs, climbers and dense trees. • Forests provide a vast habitat for wild animals. • Forests help for the ECONOMIC development of our country. • Forests are the source for a wide range of renewable natural resource, • Forests provide wood, food, fodder, fibre and medicine. • They act as carbon sink, regulate climatic conditions, increase rainfall and reduce global warming.• Forests protect wild life and also acts as catchment for water conservation. • They prevent natural hazards like floods and landslides • They play a vital role in maintaining the ecological balance. |
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