Separation of Substances-Methods of Separation (CBSE Class-6 Science): Questions 6 - 11 of 14

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 318 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 250.00 or

Question number: 6

» Separation of Substances » Methods of Separation » Threshing

MCQ▾

Question

Threshing is defined as:

Choices

Choice (4) Response

a.

Method of separating husk from grains

b.

Method to separate grains from stalks

c.

Method to separate undesirable substances

d.

Question does not provide sufficient data or is vague

Question number: 7

» Separation of Substances » Methods of Separation » Combination of Methods of Separation

MCQ▾

Question

A mixture of sand and salt will be separated by:

Choices

Choice (4) Response

a.

Using two methods of separation filtration and condensation

b.

Using two methods of separation filtration and evaporation

c.

Using two methods of separation decantation and filtration

d.

Using two methods of separation sedimentation and decantation

Question number: 8

» Separation of Substances » Methods of Separation » Winnowing

MCQ▾

Question

Method used to separate lighter material from heavier one is called as:

Choices

Choice (4) Response

a.

Hand picking

b.

Threshing

c.

Winnowing

d.

Sieving

Question number: 9

» Separation of Substances » Methods of Separation » Evaporation

MCQ▾

Question

Evaporation is used to obtain a:

Choices

Choice (4) Response

a.

Common salt dissolved in water

b.

Solid substance that has dissolved in water

c.

Common salt from sea-water

d.

All a. , b. and c. are correct

Question number: 10

» Separation of Substances » Methods of Separation » Hand Picking

MCQ▾

Question

Method of separation used to separate undesirable substances are:

Choices

Choice (4) Response

a.

Threshing

b.

Sieving

c.

Winnowing

d.

Hand picking

Question number: 11

» Separation of Substances » Methods of Separation » Sedimentation, Decantation and Filtration

MCQ▾

Question

By the process of filtration we cannot separate:

Choices

Choice (4) Response

a.

A mixture of sand and water

b.

Mixture of two liquids

c.

Insoluble substances from a liquid

d.

Mixture of chalk and water

Sign In