Biology [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 223 - 229 of 518

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Question number: 223

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Question

MCQ▾

Which of the following mammals have pouch to protect their undeveloped young?

Choices

Choice (4)Response

a.

Placental mammals

b.

Marsupials

c.

Monotremes

d.

None of the above

Question number: 224

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Question

MCQ▾

Which of the following teeth in mammals is used for grinding food?

Choices

Choice (4)Response

a.

Molars

b.

Canine

c.

Incisors

d.

Question does not provide sufficient data or is vague

Question number: 225

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Question

MCQ▾

What is the meaning of term porifera?

Choices

Choice (4)Response

a.

Presence of flagellated cells in the body

b.

Presence of mesoglea

c.

Presence of several pores in the body

d.

Question does not provide sufficient data or is vague

Question number: 226

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Question

MCQ▾

Five kingdom classifications was given by

Choices

Choice (4)Response

a.

T H Morgan

b.

R Whittaker

c.

Mendel

d.

C Linnaeus

Question number: 227

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Question

MCQ▾

Sponges are generally found in

Choices

Choice (4)Response

a.

Below the ground

b.

Marine water

c.

Terrestrial

d.

Gut of organisms as endoparasites

Question number: 228

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Question

MCQ▾

Why earthworm are beneficial for human

Choices

Choice (4)Response

a.

They provide the food

b.

They kill the bacteria

c.

Increases the soil fertility

d.

Question does not provide sufficient data or is vague

Question number: 229

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Question

MCQ▾

Which of the following possesses most primitive nervous system?

Choices

Choice (4)Response

a.

Amoeba

b.

Hydra

c.

Sponge

d.

Earthworm