NSO Level 1- Science Olympiad (SOF) Class 8: Questions 228 - 233 of 1175

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Question 228

Question

MCQ▾

The hormones influencing the blood sugar level are

Choices

Choice (4)Response

a.

Progesterone and testosterone

b.

Insulin and glucagon

c.

Oestrogen and progesterone

d.

Insulin and thyroxin

Question 229

Question

MCQ▾

Direction: Identify where the terms are used

Pulley system, drip system, sprinkler system and lever system

Choices

Choice (4)Response

a.

Harvesting

b.

Ploughing

c.

Sowing

d.

Irrigation

Question 230

Question

MCQ▾

Which of the following statements is/are true about preservation of food?

Choices

Choice (4)Response

a.

Process of keeping the food for a long time without spoilage.

b.

Process of preventing spoilage of food.

c.

Process of preventing the action of microbes in the food.

d.

All a., b. and c. are correct

Question 231

Question

MCQ▾

Pick out the correct statement about pituitary gland.

1. It secretes

2. It is an endocrine gland.

3. This gland is present in males only.

Choices

Choice (4)Response

a.

3

b.

1

c.

1 & 2

d.

2

Question 232

Question

MCQ▾

Choose the correct diet for adolescents

Choices

Choice (4)Response

a.

Bread, jam, vegetable cutlet

b.

Vegetable sandwich, fruit juice

c.

Dal, rice, achar , papad

d.

Chapatti, vegetables, dal, fruits

Question 233

Question

MCQ▾

The irrigation system shown in Figure is useful in

The Irrigation System

Choices

Choice (4)Response

a.

Uneven land

b.

Sandy soil

c.

Places where water is not plenty

d.

All a., b. and c. are correct

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