Biology [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 291 - 295 of 399

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Question 291

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Question

MCQ▾

Which of the following is/are reproduce by asexually?

Choices

Choice (4)Response

a.

Slime mold

b.

Plants

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question 292

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Question

MCQ▾

A girl has menstruation on the 12th day of the month. When is ovulation most likely to occur?

Choices

Choice (4)Response

a.

24th – 26th day

b.

18th – 20th day

c.

21st – 23th day

d.

2nd – 4th day

Question 293

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Question

MCQ▾

The developing organism from 8 weeks after fertilization to the birth of the baby is:

Choices

Choice (4)Response

a.

Embryo

b.

Fetus

c.

Placenta

d.

Question does not provide sufficient data or is vague

Question 294

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Question

MCQ▾

Which of the following human activities may cause the extinction of species?

Choices

Choice (4)Response

a.

Mining which is results in destruction of land structure of a particular place

b.

Industrial, agricultural, or normal day to day activities, releases a large amount of toxic waste

c.

Unsustainable hunting and harvesting

d.

All a. , b. and c. are correct

Question 295

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Question

MCQ▾

Biological control is:

Choices

Choice (4)Response

a.

Component of an integrated pest management strategy

b.

Destroys or inhibits the growth or activity of living organisms

c.

None of the above

d.

Question does not provide sufficient data or is vague