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Online Tests
Science 7th Class Urdu Medium Online Test MCQs With Answers
Question # 1
The wavelength of red colour is.
Choose an answer
700 nm
800 nm
900 nm
600 nm
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Question # 2
A physical change occurs when.
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Iron rusts
Solution of common salt is heated
A piece of wood burns
Sygar us geated strongly
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Question # 3
Aerobic respiation takes place in.
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Mitochondria
Chloroplast
Nucleus
Blood vessels
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Question # 4
The average energy due to movement of molecules in a substances is called.
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Potenital energy
Electric energy
Kinetic energy
Chemical energy
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Question # 5
The central part of an atom is called.
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Electron
Proton
Neutron
Nucleus
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Question # 6
Which of the following is used to cheek heart beat and blood pressure.
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Thermometer
Galvanometer
Stethoscope
Ammeter
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Question # 7
Example of solid in solid solution is.
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Air
Salt solution
Brass
Sea water
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Question # 8
Sound waves are not.
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Compressional waves
Transverse waves
Mechnical waves
Low frequency waves
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Question # 9
The contraction of the objects on cooling is due to.
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Reduction in size of the particles
Increase in size of the particles
Increase in inter particles distances
Decrease in inter particle distances
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Question # 10
The negetively charged particle arod nucleus are called.
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Electron
Proton
Atom
Neutron
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Question # 11
The tissues used ot conduct water in plants are.
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Phloem tissue
Leaf
Xylem tissue
Stem
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