Chapter 7 Array Science 7th Class Punjab MCQ Tests
7th Class Science Chapter 7 MCQ Tests
Chapter 7 of 7th Class Science has 10 questions. If you take an online MCQ test, the system will randomly choose the questions. If you want to take the quiz by chapter then click the start test button.
Total Questions: 10
Total Marks: 10
Time: 10 Mins
Total Questions: 10
Total Marks: 10
Time: 10 Mins
10Min : 00 Sec Remaining
Question # 1
Glucose and oxygen is the result of _______.
Question # 2
_______ is an organic compound with the formula C4 H10.
Question # 3
Which one of the following is is widely used to power jet engines of aircraft and some rocket engines ?
Question # 4
The conversion of vegetable oil to vegetable ghee is called ______ reaction.
Question # 5
______ is a polyethylene which is softer, more flexible and melts at a lower temperature.
Question # 6
Examples of ______ properties include melting, transition to a gas, change of durability and changes to crystal form.
Question # 7
Combustion is a chemical process in which a substance reacts rapidly with oxygen and gives off heat.
Question # 8
______ is used to make pipes, medical devices, housewares, toys, school supplies, food packaging, and shoes.
Question # 9
Polyvinyl chloride (PVC) is a solid _____ material.
Question # 10
If you were burning a candle, which of the following would be a reversible change?
Total Questions
12345678910
Question # 1
Glucose and oxygen is the result of _______.
Question # 2
_______ is an organic compound with the formula C4 H10.
Question # 3
Which one of the following is is widely used to power jet engines of aircraft and some rocket engines ?
Question # 4
The conversion of vegetable oil to vegetable ghee is called ______ reaction.
Question # 5
______ is a polyethylene which is softer, more flexible and melts at a lower temperature.
Question # 6
Examples of ______ properties include melting, transition to a gas, change of durability and changes to crystal form.
Question # 7
Combustion is a chemical process in which a substance reacts rapidly with oxygen and gives off heat.
Question # 8
______ is used to make pipes, medical devices, housewares, toys, school supplies, food packaging, and shoes.
Question # 9
Polyvinyl chloride (PVC) is a solid _____ material.
Question # 10
If you were burning a candle, which of the following would be a reversible change?
Total Questions
12345678910
Science MCQ Test by Topics
- +7.1 Types of changes
- +7.2 Applications of chemical changes
- +7.2.1 Use of hydrocarbons as fuels
- +7.2.2 Use of fertilizers in agriculture
- +7.2.3 How does vegetable oil change into Fat
- +7.2.4 Plastics
- +7.3 Reversible and Irrevesible changes
Science
7th Class Punjab MCQ Tests
7th Class Online Classes 2026
Updated on: 01-06-2026
7th Class Online Preparation
7th Class 2026 Online
7th Class 2026
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