NSO Level 1- Science Olympiad (SOF) Class 10: Questions 478 - 483 of 986

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Question number: 478

» Heredity and Evolution

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MCQ▾

Question

In humans, the sex chromosomes comprise one pair of the total of pairs of chromosomes. The other pairs of chromosomes are called

Choices

Choice (4) Response

a.

Autosome

b.

Chromosomes

c.

Meiosis

d.

All of the above

Question number: 479

» Periodic Classification of Elements

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MCQ▾

Question

Electronic configuration of elements are given below.

Table shows the Electronic configuration of elements

Table shows the Electronic configuration of elements

Elements

Electronic configuration

Which one is not correct?

Choices

Choice (4) Response

a.

I

b.

Rb

c.

K

d.

Cl

Question number: 480

» Reproduction in Organisms

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MCQ▾

Question

What is the puberty age in human males?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 481

» Reproduction in Organisms

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MCQ▾

Question

What does this figure (A) show?

Image of the sexual reproduction

Image of the Sexual Reproduction

Image of the sexual reproduction

Choices

Choice (4) Response

a.

Germination of pollen grains

b.

Fertilization of gametes

c.

Transfer of pollen grains to stigma

d.

Development of zygote

Question number: 482

» Life Processes

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MCQ▾

Question

Cerebellum located

Choices

Choice (4) Response

a.

Interpreting touch, vision and hearing

b.

Breathing, heart rate, body temperature

c.

Vomiting, and swallowing.

d.

Coordinate muscle movements, maintain posture, and balance

Question number: 483

» Human Eye and Colourful World

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MCQ▾

Question

A long sighted person cannot see objects clearly at a distance less than from his eye. The power of the lens needed to read an object at is

Choices

Choice (4) Response

a.

b.

c.

d.

Developed by: