Class 7 Online Courses

Class 7 science Practice Tests

Class 7 Science Online Tests

What is Mixture MCQ Quiz Online PDF Download

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Class 7 Science: What is Mixture MCQs PDF Download

MCQ: When salt is mixed into water it becomes

A) element
B) compound
C) mixture
D) solute

MCQ: Alloys include

A) steel
B) brass
C) bronze
D) all of them

MCQ: In clean air, percentage of oxygen is

A) 0.07
B) 0.1
C) 0.15
D) 0.17

MCQ: The percentage of noble gases in air is

A) 0.2095
B) 0.78
C) 0.009
D) 0.0003

MCQ: Constituents of an element can be separated through

A) experiment
B) physical processes
C) physical method
D) physical means

Practice Tests: Class 7 Science Exam Prep

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