NSO Level 1- Science Olympiad (SOF) Class 10: Questions 258 - 262 of 986

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Question number: 258

» Reproduction in Organisms

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MCQ▾

Question

Which is the following is the characterise of insect pollinated flowers?

Choices

Choice (4) Response

a.

Small dull coloured petals

b.

Large, brightly coloured petals - to attract insects

c.

Stigma feathery or net like - to catch the drifting pollen

d.

Not nectar - not need to attract insects

Question number: 259

» Human Eye and Colourful World

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MCQ▾

Question

On the Snellen scale, normal visual acuity is known as

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 260

» Carbon and Its Componds

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MCQ▾

Question

Which is not a secondary or derived fuel?

Choices

Choice (4) Response

a.

Dung

b.

Water gas

c.

Cock

d.

Petrolium

Question number: 261

» Electricity

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MCQ▾

Question

Which of the following is not correct for law of resistance in parallel connection?

Choices

Choice (4) Response

a.

Voltage drops across any resistor is proportional to its resistance

b.

Equivalent resistance is less than the smallest individual resistance

c.

Total currant is equal to sum of the currants through the individual resistance

d.

Voltage across each resistance is same and is equal to the applied voltage

Question number: 262

» Electricity

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MCQ▾

Question

In electrical circuit containing resistance, ammeter, key and battery, where will you connect voltmeter to verify ohm’s law?

Choices

Choice (4) Response

a.

Connect parallel with ammeter

b.

Connect series with resistance

c.

Connect parallel with resistance

d.

All of the above

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