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WorksheetsScience revision
Total questions: 20
Worksheet time: 7mins
which joint comes into use when you lift your head?
Hinge Joint
Pivot Joint
Gliding Joint
The soft tissue inside the bone is called as
Ligament
Tendon
Bone Marrow
__________ controls our reflex actions.
Brain
Spinal Cord
Both brain and spinal cord
None
Light enters through the
Retina
Iris
Cornea
Pupil
_____________works even while we are asleep.
Medulla
Cerebrum
Cerebellum
None
This vibrates when sound passes through it.
Bones
Muscles
Eardrum
The largest organ of our body.
Skin
Nose
Ear
Tongue
_____________ is the outermost layer of the atmosphere.
Stratosphere
Thermosphere
Exosphere
Ionosphere
_________________ is used to to remove light suspended impurities from water.
Chlorination
Distillation
Filtration
In the distillation method, two processes takes simultaneously. These are __________ and ___________
sedimentation and evaporation
evaporation and sublimation
condensation and evaporation
evaporation and condensation
Water can absorb heat.
True
False
Three-quarter of the moon is called as crescent moon.
True
False
The _____________ is the nearest neighbor of the earth.
Sun
Mercury
Moon
Kalpana Chawla was the first Indian woman to go into space.
True
False
I would weigh more on the moon.
True
False
A moving vehicle has _________ energy due to its motion.
Potential Energy
Kinetic Energy
Solar energy
No energy
A lever has 3 parts namely
load, fulcrum and pulley
effort, load and screw
load, fulcrum and effort
A wheel with a rope on its groove is called
Lever
Screw
Pulley
None
Soles of the shoe wear out due to
Elastic force
Mechanical force
Frictional force
Magnetic force
Bottle opener is an example of
Pulley
Inclined plane
Lever
Screw
