General Science for Class 7

Dispersion of Light
Light travels more quickly in
metals
warm air
cool air
metalloids
Author: rikazzz Comment
Human Transport System
“Hemoglobin “is a combination of
carbohydrates and fats
carbohydrates and proteins
fats and proteins
proteins and iron
Author: rikazzz Comment
Investigating Space
The information sent by Ulysses is
most useful
less valuable
important
extremely valuable
Author: rikazzz Comment
Human Transport System
The part of the hand that should not be used while checking someone else’s pulse is
index finger
pinky finger
central finger
thumb
Author: rikazzz Comment
Heat Transfer
‘Thermos’ is also known as
temperature flask
heat flask
thermal flask
vacuum flask
Author: rikazzz Comment
Heat Transfer
Warm air rises because it is
more dense than cool air
equally dense as cool air
less dense than cool air
completely dense
Author: rikazzz Comment
Importance of Water
The average depth of the largest ocean is
1000 meters
2000 meters
3000 meters
4000 meters
Author: rikazzz Comment
Solutions
The substance which is being dissolved in a liquid is called
solute
solvent
mixture
product
Author: rikazzz Comment
Atoms and Atom Model
The valency of aluminum is
2
1
3
4
Author: rikazzz Comment
Reproduction in Plants
The tip of the carpel is known as
stigma
style
filament
anther
Author: rikazzz Comment

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