NSO Level 1- Science Olympiad (SOF) Class 7: Questions 399 - 405 of 593

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Question number: 399

» Electric Current and Its Effect

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MCQ▾

Question

If a circuit is open then what does it mean?

Choices

Choice (4) Response

a.

Switch is completely off

b.

Electrical potential between 2 terminals is disconnected from the circuit.

c.

Current does not flow

d.

All a. , b. and c. are correct

Question number: 400

» Electric Current and Its Effect

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MCQ▾

Question

When current travels from one end of the circuit to the other then the circuit is said to be:

Choices

Choice (4) Response

a.

Open

b.

Closed

c.

Disrupted

d.

Question does not provide sufficient data or is vague

Question number: 401

» Respiration in Organisms

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MCQ▾

Question

Which of the following organ is the most important of respiratory system?

Choices

Choice (4) Response

a.

Liver

b.

Kidney

c.

Lungs

d.

Question does not provide sufficient data or is vague

Question number: 402

» Reproduction in Plants

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MCQ▾

Question

Which of the following plant part produces new plant in Bryophyllum?

Choices

Choice (4) Response

a.

Leaves

b.

Flower

c.

Roots

d.

Stem

Question number: 403

» Winds, Storms and Cyclones

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MCQ▾

Question

Which of the following wind carries water from the ocean and bring rain?

Choices

Choice (4) Response

a.

Typhoon

b.

Cyclone

c.

Monsoon

d.

Thunderstorm

Question number: 404

» Reproduction in Plants

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MCQ▾

Question

Vegetative propagation does not take place in which of the following plant part?

Choices

Choice (4) Response

a.

Roots

b.

Stem

c.

Leaves

d.

Flower

Question number: 405

» Transportation in Plants and Animals

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MCQ▾

Question

Which of the following is true regarding the composition of urine?

Choices

Choice (4) Response

a.

It is the sweat excreted from glands

b.

It is the water released from gut.

c.

It is the wastes dissolve in water.

d.

None of the above

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