Science (NCERT Based General Studies (GS)): Questions 836 - 842 of 1207

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Question number: 836

» Science » Class-7 NCERT » Acids, Bases and Salts (Natural Indicators Around Us)

MCQ▾

Question

Which gases from the atmosphere combines with tiny droplets of water in clouds and leads to acid rain:

Choices

Choice (4) Response
a.

Nitrogen oxide & Sulphur dioxide

b.

Carbon dioxide

c.

Sulphur dioxide

d.

Nitrogen oxide

Question number: 837

» Science » Class-7 NCERT » Nutrition in Animals (The Food Pipe & Stomach)

MCQ▾

Question

The inner lining of the stomach secretes:

Choices

Choice (4) Response
a.

Hydrochloric acid

b.

Digestive juices

c.

Mucous

d. All a. , b. and c. are correct

Question number: 838

» Science » Class-7 NCERT » Acids, Bases and Salts (Acids and Bases)

MCQ▾

Question

Turmeric, litmus, China rose petals are:

Choices

Choice (4) Response
a.

Chemical indicators

b.

Natural indicators

c.

Indicators

d. Question does not provide sufficient data or is vague

Question number: 839

» Science » Class-7 NCERT » Nutrition in Animals (The Food Pipe & Stomach)

MCQ▾

Question

A highly coiled tube in which stomach opens is called as:

Choices

Choice (4) Response
a.

Large intestine

b.

Liver

c.

Small intestine

d. All of the above

Question number: 840

» Science » Class-7 NCERT » Acids, Bases and Salts (Neutralization)

MCQ▾

Question

Phenolphthalein is colourless in water but changes to pink colour when added to a:

Choices

Choice (4) Response
a.

Base

b.

Salt

c.

Acid

d. All of the above

Question number: 841

» Science » Class-7 NCERT » Nutrition in Animals (The Food Pipe & Stomach)

MCQ▾

Question

The indigested food from small intestine cannot be absorbed by the blood and is passed to the:

Choices

Choice (4) Response
a.

Anus

b.

Large intestine

c.

Colon

d.

Rectum

Question number: 842

» Science » Class-7 NCERT » Fibre to Fabric (Fibre)

MCQ▾

Question

Fibres manufactured through chemical processes by man are called as:

Choices

Choice (4) Response
a.

Synthetic fibres

b.

Man-made fibres

c.

Artificial fibres

d. All a. , b. and c. are correct

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