NSO Level 1- Science Olympiad (SOF) Class 8: Questions 381 - 387 of 1076

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Question number: 381

» Microorganisms

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MCQ▾

Question

Classify the microbes as friends and foes

  1. Lactobacillus bacteria

  2. Micro flora

  3. Nepha

  4. E coli

Choices

Choice (4) Response

a.

1 and 2 – foes, 2 and 3 - friends

b.

1 and 2 – friends, 3 and 4 - foes

c.

1 and 3 – friends, 2 and 4 – foes

d.

None of the above

Question number: 382

» Microorganisms

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MCQ▾

Question

The process of conversion of sugar into acid or alcohol is called

Choices

Choice (4) Response

a.

Fermentation

b.

Pasteurization

c.

Freezing

d.

Question does not provide sufficient data or is vague

Question number: 383

» Crop Production and Management

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MCQ▾

Question

The term used for separating light weight waste particles from the grains is called

Choices

Choice (4) Response

a.

Threshing

b.

Hand picking

c.

Sieving

d.

Winnowing

Question number: 384

» Conservation of Plants and Animals

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MCQ▾

Question

Example of an endangered animal is

Choices

Choice (4) Response

a.

Wild cat

b.

Wild buffalo

c.

Deer

d.

Wild pig

Question number: 385

» Crop Production and Management

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MCQ▾

Question

The branch of agriculture concerned with the production and care of domestic animals is called

Choices

Choice (4) Response

a.

Animal husbandry

b.

Dairy farming

c.

Seri culture

d.

Pisci culture

Question number: 386

» Microorganisms

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MCQ▾

Question

A plant disease called citrus canker is caused by this bacteria

Choices

Choice (4) Response

a.

Xanthomonas

b.

Clamidamonas

c.

E. coli

d.

Question does not provide sufficient data or is vague

Question number: 387

» Conservation of Plants and Animals

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MCQ▾

Question

Find out the incorrect reason for migration of birds.

Choices

Choice (4) Response

a.

Lack of nesting facilities

b.

Extreme weather conditions

c.

Unavailability of food

d.

To make their wings strong

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