NSO Level 1- Science Olympiad (SOF) Class 8: Questions 987 - 993 of 1076

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Passage

Directions: Observe the picture carefully and answer the question from

Image shows The Process of Purification of Copper

Image Shows the Process of Purification of Copper

Question number: 987 (4 of 6 Based on Passage) Show Passage

» Chemical Effects of Electric Current

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MCQ▾

Question

The negative electrode in the given arrangement is called

Choices

Choice (4)Response

a.

Cathode

b.

Electrode

c.

Electrolyte

d.

Anode

Question number: 988 (5 of 6 Based on Passage) Show Passage

» Chemical Effects of Electric Current

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MCQ▾

Question

The positive electrode in this arrangement is called

Choices

Choice (4)Response

a.

Electrolyte

b.

Cathode

c.

Anode

d.

Electrode

Question number: 989 (6 of 6 Based on Passage) Show Passage

» Chemical Effects of Electric Current

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MCQ▾

Question

Copper sulphate solution filled in the beaker works as

Choices

Choice (4)Response

a.

Electrolyte

b.

Cathode

c.

Electrode

d.

Anode

Question number: 990

» Chemical Effects of Electric Current

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MCQ▾

Question

The liquids which conduct electricity through them are called

Choices

Choice (4)Response

a.

Electrolytes

b.

Electrolysis

c.

Electromagnets

d.

Question does not provide sufficient data or is vague

Question number: 991

» Some Natural Phenomena

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MCQ▾

Question

The flow of electric charges is called

Choices

Choice (4)Response

a.

Protons

b.

Electronics

c.

Electricity

d.

Electrons

Question number: 992

» Chemical Effects of Electric Current

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MCQ▾

Question

A circular box with a needle used to find the direction is a

Choices

Choice (4)Response

a.

Tester

b.

Diode

c.

Compass box

d.

Question does not provide sufficient data or is vague

Question number: 993

» Some Natural Phenomena

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MCQ▾

Question

It is not safe to use a landline phone during lightning. The reason is

Choices

Choice (4)Response

a.

You may receive a deadly electric shock

b.

You may receive a deadly electric shock and You may face a deafening sound blast

c.

You won’t hear the sound properly

d.

You may face a deafening sound blast

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