NSO Level 1- Science Olympiad (SOF) Class 10: Questions 538 - 542 of 986

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Question number: 538

» Life Processes

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MCQ▾

Question

The given figure is a demonstration of an experiment to show that carbon dioxide is essential for photosynthesis. What is the substance ‘X’, Kept in watch-glass?

Image shown the carbon dioxide is essential for photosynthesis

Image Shown the Carbon Dioxide is Essential for Photosynthesis

Choices

Choice (4)Response

a.

Magnesium carbonate

b.

Sodium Hydroxide

c.

Sodium carbonate

d.

Sodium bicarbonate

Question number: 539

» Human Eye and Colourful World

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MCQ▾

Question

Read the given statements and mark the correct option

Statement 1: The least distance of distinct vision for a young adult with normal vision is

Statement 2: The persistence of vision for human eye is of a second

Choices

Choice (4)Response

a.

Only statement 2 is correct

b.

Only statement 1 is correct

c.

Statement 1 and 2 is incorrect

d.

Statement 1 and 2 is correct

Question number: 540

» Periodic Classification of Elements

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MCQ▾

Question

In Modern periodic table, Metallic and Non- Metallic character in a group from Left to right is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 541

» Periodic Classification of Elements

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MCQ▾

Question

In Modern periodic table, which elements has the lowest electron affinity?

Choices

Choice (4)Response

a.

Au

b.

Hg

c.

Ti

d.

Cn

Question number: 542

» Electricity

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MCQ▾

Question

Six equal resistance in image

Six Equal Resistance in Image

Six equal resistance are connceted between point A, B, and C as shown in figure. Then the net resistance will be maximum between

Choices

Choice (4)Response

a.

A and C

b.

B and C

c.

A and B

d.

All of the above

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