WorksheetsEnvironment Class VII
Total questions: 17
Worksheet time: 17mins
(a) is the point where land, water and air meet.
What is most essential?
Lithosphere
Hydrosphere
Atmosphere
Which animal would you find in the desert
camel
lizard
alligator
horse
One gene always codes for one trait.
True
False
Identical twins have identical genes.
True
False
Which parts of the sheep have wool ?
Back
Legs
Abdomen
Head
Gas released by the process of photosynthesis is
carbondioxide
oxygen
nitrogen
hydrogen
Two sound waves A and B are shown in the figure. Identify the correct option:
Wave A has higher frequency than Wave B
Wave B has higher frequency than Wave A
Wave B produces louder sound than wave A
The Time period of Wave A is smaller
In which of the following medium speed of sound is maximum?
Steel
wood
Water
Air
Helium
In which of the following method of charging , the charge get shared after touching?
induction
Charging by friction
conduction
none of these
The process of fibre into wool is as follows:-
(a)
food factory of the plant is
root
stem
leaf
stomata
Process of making food by the plants is known as
Autrotopic
photosynthesis
Hetetrotopic
transplantation
It is a simple device used to detect the electric charge on an object. Name it.
electric stove
microscope
Gold leaf electroscope
lightning conductor
Out of follwing the one which is not an example of conductor is
copper plate
alluminium rod
glass plate
silver spoon
