Biology [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 172 - 176 of 399

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Question number: 172

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Question

MCQ▾

The species whose populations are originally small and scattered are:

Choices

Choice (4)Response

a.

Endemic species

b.

Endangered species

c.

Rare species

d.

Extinct species

Question number: 173

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Question

MCQ▾

Study the information given below:

P. The pituitary gland secretes a hormone that stimulates the egg cells in the ovaries to grow.

Q. The released mature egg cell is swept into the fallopian tube by the cilia of the fimbriae.

R. Blood loss of 10 ml to 80 ml is considered as normal.

S. If fertilization occurs, pregnancy starts.

Which sequence is correct about the menstrual cycle?

Choices

Choice (4)Response

a.

S, Q, P, R

b.

R, P, Q, S,

c.

P, S, Q, R

d.

Q, R, S, P

Question number: 174

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Question

MCQ▾

Which of the following is/are the biodiversity hotspots of India?

I. Western Ghats

II. Eastern Ghats

III. Eastern Himalayas

IV. Gangetic plain

Which of the hotspot/ (s) are correct?

Choices

Choice (4)Response

a.

II and IV only

b.

I, II, III and IV

c.

I and III only

d.

I, II and III only

Question number: 175

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Question

MCQ▾

Bacteria are differ from virus:

Choices

Choice (4)Response

a.

Presence of ribosomes

b.

Smaller in size.

c.

Does not have a nuclei

d.

Capable of killing humans

Question number: 176

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Question

MCQ▾

The pyramid of energy in any ecosystem is:

Choices

Choice (4)Response

a.

Always upright

b.

Always invented

c.

May be upright or invented

d.

None of the above