Choose the incorrect statement from the ...

Choose the incorrect statement from the following:

A

In birds and mammals internal fertilisation 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 fertilisation.

Text Solution

Verified by Experts

The correct Answer is:

C

Polyspermy is prevented by the chemical changes in the egg surface

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Choose the correct statement from the following :

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Cleistogamous flowers always exhibit autogamy

B

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C

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D

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Choose the incorrect statement in the following

A

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

B

2. BaO is soluble but `BaSO_(4)` is insoluble in water

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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