NSTSE (National Science Talent Search Exam- Unified Council) Class 4: Questions 1247 - 1250 of 1971

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Question number: 1247

» General Science » Plants and Their Food

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MCQ▾

Question

Plants are made of tiny structures called

Choices

Choice (4)Response

a.

Lungs

b.

Stomata

c.

Veins

d.

Cells

Question number: 1248

» General Science » Plants and Their Food

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MCQ▾

Question

Plants store extra food in the form of:

Choices

Choice (4)Response

a.

Starch

b.

Chlorophyll

c.

Carbon dioxide

d.

Oxygen

Question number: 1249

» General Science » Plants and Their Food

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MCQ▾

Question

Study the figure given here and identify the gases X and Y.

Figure shows the gases X and Y

Figure Shows the Gases X and Y

Choices

Choice (4)Response

a.

X – hydrogen, Y – nitrogen

b.

X – oxygen, Y – carbon dioxide

c.

X – carbon dioxide, Y – oxygen

d.

X – nitrogen, Y – hydrogen

Question number: 1250

» General Science » Plants and Their Food

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Question

Statement A: All green plants have chlorophyll pigment.

Statement B: Without chlorophyll, photosynthesis cannot take place.

From the above statements, Sarita concluded that the dark red colored croton plants in her garden cannot prepare food on its own. But her teacher said that it is not correct. Why?

Choices

Choice (4)Response

a.

Croton plants are green but do not contain chlorophyll

b.

Croton plants are dark red in color but do not contain chlorophyll

c.

Croton plants have chlorophyll but it is hidden by dark red colour

d.

Croton plants do not have chlorophyll but they can prepare their own food.

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