NSO Level 1- Science Olympiad (SOF) Class 7: Questions 376 - 384 of 593

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Question number: 376

» Transportation in Plants and Animals

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MCQ▾

Question

A single Hemoglobin molecule can bind to how many molecules of oxygen?

Choices

Choice (4) Response

a.

2

b.

4

c.

1

d.

3

Question number: 377

» Motion and Time

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MCQ▾

Question

Which of the following is the SI unit of distance?

Choices

Choice (4) Response

a.

Mm

b.

m

c.

Km

d.

Cm

Question number: 378

» Respiration in Organisms

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MCQ▾

Question

Which of the following acts as a transporter of oxygen and carbon dioxide between lungs and body cells?

Choices

Choice (4) Response

a.

Neurons

b.

Blood vessels

c.

Bronchi

d.

Alveoli

Question number: 379

» Electric Current and Its Effect

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MCQ▾

Question

Which of the following is a safety device used in electric appliances?

Choices

Choice (4) Response

a.

Battery

b.

Lamp

c.

Connecting wires

d.

Fuse

Question number: 380

» Electric Current and Its Effect

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MCQ▾

Question

Which of the following is the unit of electric current?

Choices

Choice (4) Response

a.

Volts

b.

Coulomb

c.

Ampere

d.

Ohm

Question number: 381

» Natural Resources and Their Conservation

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MCQ▾

Question

Which of the following in stratosphere provides protection to our lives?

Choices

Choice (4) Response

a.

Hydrogen

b.

Ozone

c.

Nitrogen

d.

Oxygen

Question number: 382

» Winds, Storms and Cyclones

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MCQ▾

Question

Cyclone most frequently occurs in which of the following ocean?

Choices

Choice (4) Response

a.

Atlantic Ocean

b.

Arctic Ocean

c.

Pacific Ocean

d.

Indian Ocean

Question number: 383

» Motion and Time

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MCQ▾

Question

Which of the following is the formula used to calculate acceleration?

Choices

Choice (4) Response

a.

b.

v/t

c.

d.

Question number: 384

» Electric Current and Its Effect

Edit
MCQ▾

Question

Which of the following is the unit of voltage?

Choices

Choice (4) Response

a.

Emf.

b.

Ohm

c.

Joule

d.

Volt

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