Science (NCERT Based General Studies (GS)): Questions 865 - 870 of 1207

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 3450 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 650.00 or

Question number: 865

» Science » Class-7 NCERT » Heat (Measuring Temperature)

MCQ▾

Question

The thing, which does not allow the mercury in a clinical thermometer not to fall of its own, is:

Choices

Choice (4) Response

a.

Constriction

b.

Kink

c.

Kink & Constriction

d.

Question does not provide sufficient data or is vague

Question number: 866

» Science » Class-7 NCERT » Heat (Hot and Cold)

MCQ▾

Question

Heat is defined as:

Choices

Choice (4) Response

a.

Caloric

AND

Thermal energy

b.

Heat is a form of energy

c.

Heat was a fluid

d.

All a. , b. and c. are correct

Question number: 867

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

MCQ▾

Question

Commonly used acids in laboratory are called as:

Choices

Choice (4) Response

a.

Milk of magnesia

b.

Mineral acid

c.

Indicators

d.

All of the above

Question number: 868

» Science » Class-7 NCERT » Heat (Measuring Temperature)

MCQ▾

Question

Precautions taken while handling the laboratory thermometer are:

Choices

Choice (4) Response

a.

The reading should be taken while its straight and not tilted

b.

Thermometer should not be held using the bulb

c.

It must be cleaned before and after using

d.

All a. , b. and c. are correct

Question number: 869

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

MCQ▾

Question

Stages of filature operation are:

Choices

Choice (4) Response

a.

Filament, skeins

b.

Sorting of cocoons, reeling of filament, bailing

c.

Sorting of cocoons, softening the Sericin, reeling of filament bailing

d.

All of the above

Question number: 870

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

MCQ▾

Question

What is Shearing?

Choices

Choice (4) Response

a.

Process of harvesting the wool

b.

The clean wool is passed through rollers

c.

Interlocks yarns into loops

d.

Interlocks pieces of yarn at right angles to one another

Sign In