Q 2625601561.     Describe the asexual and sexual phases of life cycle of Plasmodium that causes
malaria in humans.

OR
(a) What is plant breeding? List the two steps the classical plant breeding involves.
(b) How has the mutation breeding helped in improving crop varieties? Give one
example where this technique has helped.
(c) How has the breeding programme helped in improving the public nutritional
health? State two examples in support of your answer

CBSE-12th 2013

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