NSO Level 1- Science Olympiad (SOF) Class 9: Questions 534 - 539 of 1123

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Question number: 534

» Biology » Improvement in Food Resources

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MCQ▾

Question

Varieties of crops can be selected for breeding by taking various useful characteristics into consideration. One of the characteristics is:

Choices

Choice (4) Response

a.

Plant growth

b.

Height of the plants

c.

High yields

d.

All of the above

Question number: 535

» Chemistry » Matter

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MCQ▾

Question

Find out the state of water at 0 °C

Choices

Choice (4) Response

a.

Plasma

b.

Gaseous

c.

Liquid

d.

Solid

Question number: 536

» Mental Ability

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MCQ▾

Question

A cube of side 6 cm is painted on all its 6 faces with red colour. It is then broken up into 216 smaller identical cubes. What is the ratio of .

Where, number of smaller cubes with no coloured surface,

Number of smaller cubes with 1 red face and

Number of smaller cubes with 2 red faces.

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 537

» Mental Ability

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MCQ▾

Question

Rahul’s present age is three-fifth of the age of his mother. After 10 years, he will be one-half of the age of his mother. How old is the mother at present?

Choices

Choice (4) Response

a.

45

b.

40

c.

50

d.

55

Question number: 538

» Biology » Tissues

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MCQ▾

Question

Parenchyma is a type of ________.

Choices

Choice (4) Response

a.

Phloem

b.

Simple tissue

c.

Complex tissue

d.

Xylem

Question number: 539

» Biology » Tissues

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MCQ▾

Question

Which one of the following is a function of white blood cells

Choices

Choice (4) Response

a.

Act as soldiers, scavengers and builders of the body

b.

Help in transporting oxygen

c.

Help in blood clotting

d.

All of the above

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