Thousands of plants can be grown in very short interval of time in …….. method.
A) Cloning
B) Tissue culture
C) Hybridization
D) Crossing
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Mark true false the following statements. (i) The shift from grain to meat creates more demand for cereals (ii) Spirulina can be grown easily on meter
Correct Answer - (i) True (ii) False
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Nowadays these plants are grown as ornamental plants.
B) xerophytes
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a) Synthesis of waste products in plants – is very slow. b) Plants do not have specific excretory organs
(A) Both a & b are true
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Quit India movement was genuinely a mass movement bringing into its ambit hundreds of thousands of ordinary Indians.
Quit India movement (i) Activists organised strikes and protests (ii) Students left their colleges to go to jail. (iii) Socialist resisted for the cause (iv) Women across the country participated (v)Thousands of Indians joined the...
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Thousands of plants can be grown in very short interval of time in …….. method.
(B) Tissue culture
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Vidhya and Vijay were studying the effect of certain radiations on flower plants. Vidhya exposed her plants to UV rays and Vijay exposed his plants
Frequency of UV rays is greater than infrared rays, hence UV rays are much more energetic than infrared rays. Plants cannot tolerate the exposure of high energy rays. As a...
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In pea plants, a pure tall plant (TT) is crossed with a pure short plant (tt). The ratio of pure tall plants to
Answer is (B) 3 : 1
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The method of removing individual plants or small groups of plants ………
D) Selective harvesting
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The number of varieties of rice plants were grown in India are
Answer is (D) 50,000
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In advance countries like USA and UK the ………… method of measuring NI is popular. (a) Output Method / Product Method
Correct option: (2) only b
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