Class 7 Science MCQs - Chapter 22

Solutions Quiz Questions & Answers PDF Download - 7

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The Quiz: The elements in air that are responsible for acid rain include; "Solutions" App (iOS, Android) with answers: Sulphur dioxide; Oxides of nitrogen; Carbon dioxide; to study online homeschool courses. Study Acids and Alkalis MCQ Questions, download Amazon eBook (Free Sample) for online courses.

Solutions Exam Questions and Answers PDF Download: Test 7

MCQ 31:

The elements in air that are responsible for acid rain include

oxides of nitrogen
sulphur dioxide
carbon dioxide
both a and b

MCQ 32:

Some acids react and burn skin if they come in contact with it. They are

corrosive
strong
light
both a and b

MCQ 33:

Nature of solute has an effect on its

solubility
reaction
distillation
purification

MCQ 34:

The color of concentrated copper sulphate solution appears

light blue
dark blue
violet
indigo

MCQ 35:

Oranges and lemon are sour due to the presence of

citrus acid
acetic acid
citric acid
carbonic acid

Class 7 Science Mock Tests

Simple Chemical Reactions MCQs

Investigating Space MCQs

Atoms and Atom Model MCQs

Dispersion of Light MCQs

Mixtures MCQs

Solar System MCQs

Atoms Molecules and Ions MCQs

Sound Waves MCQs

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