NSO Level 1- Science Olympiad (SOF) Class 9: Questions 591 - 595 of 1123

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Question number: 591

» Chemistry » Matter

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MCQ▾

Question

Which of the following statements are true about plasma?

  1. It is the fourth state of matter.

  2. It exists in the ionised state.

  3. In this state, the electrons move freely around the nucleus.

  4. It exists in stars and nuclear fusion reactors.

Choices

Choice (4) Response

a.

3 & 4

b.

1 & 2

c.

2 & 4

d.

All a. , b. and c. are correct

Question number: 592

» Chemistry » Matter

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MCQ▾

Question

When you convert 360K to celcius scale you get

Choices

Choice (4) Response

a.

663 °Celsuis

b.

273 °Celsius

c.

730 °Celsuis

d.

87 °Celsius

Question number: 593

» Biology » Health & Diseases

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MCQ▾

Question

Two kids, Sashi & Shashank drank water from the same tap. Sashi developed loose motions, while Shashank did not. What could be the reason behind this?

Choices

Choice (4) Response

a.

Sashi’s genes are more likely to suffer from loose motions when exposed to such a virus.

b.

Sashi might not be as healthier as Shashank

c.

Sashi is malnutrition.

d.

All a. , b. and c. are correct

Question number: 594

» Chemistry » Structure of the Atom

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MCQ▾

Question

An isotope of Uranium is used

Choices

Choice (4) Response

a.

In the treatment of cancer

b.

In finding the age of fossils

c.

As a fuel in nuclear reactors

d.

Question does not provide sufficient data or is vague

Question number: 595

» Biology » Fundamentals Unit of Life

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MCQ▾

Question

Vineet takes concentrated solution of salt, after sometime, he starts vomiting. Which among this phenomenon is responsible for such a situation?

Choices

Choice (4) Response

a.

Endosmosis

b.

Reverse Osmosis

c.

Exosmosis

d.

Osmosis

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