Fill in the blanks — task. Science State Board, Class 10.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. The characters developed by the animals during their life time, in response to the environmental changes are called.

2. The degenerated and non-functional organs found in an organism are called.

3. The forelimbs of bat and human are examples oforgans.

4. The theory of natural selection for evolution was proposed by.

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3. Fill in the blanks