NSO Level 1- Science Olympiad (SOF) Class 8: Questions 348 - 354 of 1076

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Question number: 348

» Microorganisms

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MCQ▾

Question

Which of the following disease is caused by a virus?

Choices

Choice (4) Response

a.

Rabies

b.

AIDS

c.

Measles

d.

All a. , b. and c. are correct

Question number: 349

» Microorganisms

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MCQ▾

Question

The instrument used to see micro-organisms is called a

Choices

Choice (4) Response

a.

Calidoscope

b.

Telescope

c.

Microscope

d.

Question does not provide sufficient data or is vague

Question number: 350

» Microorganisms

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MCQ▾

Question

The microbes that split up the organic matter and mix with the soil are called

Choices

Choice (4) Response

a.

Decomposers

b.

Parasites

c.

Scavengers

d.

All of the above

Question number: 351

» Conservation of Plants and Animals

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MCQ▾

Question

IUCN has prepared a complete data of the endangered animals and plants in the world. This is collection is known as

Choices

Choice (4) Response

a.

The Endangered Data Book

b.

The Red Data Book

c.

The Green Data Book

d.

The Yellow Data Book

Question number: 352

» Crop Production and Management

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MCQ▾

Question

Khariff crops grow tall.

Choices

Choice (4) Response

a.

Khariff crops grow in rainy season.

b.

They need to withstand the water logged in the field.

c.

They need high temperature to grow healthy.

d.

They can withstand humid climatic conditions.

Question number: 353

» Conservation of Plants and Animals

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MCQ▾

Question

Variety of plants, animals and microorganisms living in an area is called its

Choices

Choice (4) Response

a.

Biodiversity

b.

Biography

c.

Ecology

d.

Geography

Question number: 354

» Conservation of Plants and Animals

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MCQ▾

Question

Deforestation change the soil properties. Correct explanation to this statement is

Choices

Choice (4) Response

a.

Soil erosion washes away the fertile top soil

b.

A and b are the explanation of c

c.

Deforestation causes soil erosion

d.

Gradually a fertile land get converted into a barren desert

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