Choose the incorrect statement from the ...

Choose the incorrect statement from the following:

A

In birds and mammals internal fertili- sation takes place

B

Colostrum contains antibodies and nutrients

C

Polyspermy is prevented by the chemical changes in the egg surface

D

In the human female implantation occurs almost seven days after fertili- sation

Text Solution

Verified by Experts

The correct Answer is:

c

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Cleistogamous flowers always exhibit autogamy

B

Chamogamous flowers always exhibit geitonogamy

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Cleistogamous flowers exhibit both autogamy

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Chasmogamous flowers never exhibit autogamy

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A

1. BeO is almost insoluble but `BeSO_(4)` is soluble in water

B

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C

3. LiI is more soluble than KI in ethanol

D

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An electromagnetic wave is produced by oscillating electric and magnetic field E and B. Choose the only incorrect statement from the following.

A

E is perpendicular to B

B

E is perpendicular to the direction of propagation of the wave

C

B is perpendicular to the direction of propagation of the wave

D

E is parallel to B.

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TRUEMAN BIOLOGY-NCERT Exemplar Questions +2 (HUMAN REPRODUCTION)-MCQs

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