NSO Level 1- Science Olympiad (SOF) Class 8: Questions 58 - 63 of 1076

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Question number: 58

» Cell

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MCQ▾

Question

Plant cell and animal cell are not reproducing without:

Choices

Choice (4) Response

a.

Presence of cytoplasm

b.

Presence of chloroplast

c.

Presence of nucleus

d.

Presence of mitochondria

Question number: 59

» Mental Ability

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MCQ▾

Question

A bag contains 25 paise, 10 paise and 5 paise coins in the ratio . If the total value is Rs. 17, the number of 10 paise coin is

Choices

Choice (4) Response

a.

60

b.

50

c.

15

d.

25

Question number: 60

» Cell

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MCQ▾

Question

Which are the following are true about the human skin cell and the human egg cell?

I. Human skin cell has 46 chromosomes and Human egg has 23 chromosomes.

II. Human skin cell is undifferentiated while human egg cell is differentiated.

III. Human skin is the largest organ in the human body and human egg is the largest cell in the human body.

Choices

Choice (4) Response

a.

I and II only

b.

II and III only

c.

I and III only

d.

I, II and III only

Question number: 61

» Mental Ability

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MCQ▾

Question

The sum of the Interior and exterior angle on the same vertex is ________?

Choices

Choice (4) Response

a.

180°

b.

360°

c.

420°

d.

540°

Question number: 62

» Mental Ability

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MCQ▾

Question

A vendor bought toffees at 23 for a rupee. How many for a rupee must be sell to gain ?

Choices

Choice (4) Response

a.

50

b.

20

c.

15

d.

45

Question number: 63

» Mental Ability

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MCQ▾

Question

The father’s age was 4 times his son’s age 5 year ago and will be 2 times son’s age after 3 years. The ratio of their present age is ________.

Choices

Choice (4) Response

a.

5: 4

b.

c.

d.

9: 7

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