Q7 of 49 Page 6

In a developing embryo, analyse the consequences if cell divisions are not followed by cell differentiation.

If in a developing embryo, cell divisions are not followed by cell differentiation the embryo would not grow into an organism as the cells would not differentiate to forms tissues and then organs and would remain as a mass.


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5

Is it possible to consider vegetative propagation observed in certain plants like Bryophyllum, water hyacinth, ginger etc., as a type of asexual reproduction? Give two/three reasons.

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'Fertilisation is not an obligatory event for fruit production in certain plants'. Explain the statement.

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List the changes observed in an angiosperm flower subsequent to pollination and fertilisation.

 9

Suggest a possible explanation why the seeds in a pea pod are arranged in a row, whereas those in tomato are scattered in the juicy pulp.