NSTSE (National Science Talent Search Exam- Unified Council) Class 4: Questions 1244 - 1249 of 1971

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Question number: 1244

» General Science » Plants and Their Food

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MCQ▾

Question

Which of the following is used to examine the cells of a leaf?

Choices

Choice (4) Response

a.

The instrument to examine the cells of a leaf – Choice A

The Instrument to Examine the Cells of a Leaf – Choice A

This image shows the instrument

b.

The instrument to examine the cells of a leaf – Choice B

The Instrument to Examine the Cells of a Leaf – Choice B

This image shows the instrument

c.

The instrument to examine the cells of a leaf – Choice C

The Instrument to Examine the Cells of a Leaf – Choice C

This image shows the instrument

d.

The instrument to examine the cells of a leaf – Choice D

The Instrument to Examine the Cells of a Leaf – Choice D

This image shows the instrument

Question number: 1245

» General Science » Plants and Their Food

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MCQ▾

Question

The main purpose of flowers is to provide:

Choices

Choice (4) Response

a.

Seeds

b.

Food

c.

Support

d.

Water

Question number: 1246

» General Science » Plants and Their Food

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MCQ▾

Question

Ritul wants to test the presence of starch in a leaf. Given below are the instructions to conduct the experiment. Which of the following step is NOT necessary?

Choices

Choice (4) Response

a.

Heat the leaf on a hot flame

b.

Add a few drops of iodine solution to the bleached leave.

c.

Boil the leaf first in water and then in alcohol

d.

Wash the bleached leaf

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

This figure shows the gases of 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

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