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Science Test - 10
Read Instructions for the test.
Negative marks are -0.33 per wrong answer
Right answer is 1 mark
No time limit but finish in 30 mins
Solution can be found at below chapters:
Test series is based on following chapters.
Science Chapter 19: Light, shadows and reflection
Science Chapter 18: Climate
Science Chapter 17: Motions, Measurements or Distances
Q1:When a car takes a turn our body swings as it was in a straight line motion is due to which law of motion
conservation of energy
Q2: When we make a heap of carom coins and take a striker and hit them then the lowermost coin moves, but the remaining heap falls in place due to inertia. is due to which law of motion
Q3: A cricketer catching a ball pulls his hand back to increase the time his hand takes to reduce the speed of ball to zero. is due to which law of motion
Q4:A small bullet can kill a man if its momentum is great, a heavy truck moving a small speed can kill a man easily sue to it momentum. is due to which law of motion
Q5:when a bullet is fired, the force by which it moves forward causes recoil of the gun is due to which law of motion
Q6: energy possessed by an object by virtue of its motion is
Q7: Pendulum was discovered by
Q8: Odometer measures
Q9: Cube of the mean distance is equal to square of the time period. is which law of kepler.
Q10:Line joining the planets and the sun sweeps equal areas in equal intervals of time. is which law of kepler
Q11: Which is false
Air moves from region of high air pressure to low air pressure.
Air when heated rises as it becomes lighter.
Air expands on heating.High speed winds are accompanied by reduced air pressure.
Q12:highest wavelength of light is for which color
Q13: Splitting of light into seven colors when passed through a prism is called
Q14: when the reflection surface is irregular so reflected rays are not parallel, this causes
Q15: Eye gets its color from
Q16: Who controls amount of light entering the eye
Q17: What is true regarding cells in the eye
rod shaped for dim light
cone shaped for bright light and colors.
there are only two type of cells in retina.
all the above
Q18:Focus of light on retina is done by
Q19: Sometimes the crystalline lens of eye becomes milky or translucent, this is called
Q20: Which is true
myopia - short sightedness
hyper metropia - long sightedness
Q21:Bifocals are needed by a person suffering from
Q22:Image formed by a plane mirror is
Q23:Concave mirrors are used in
by doctors to check ear, nose, and throats.
Reflectors of torches, headlights of vehicles, shaving mirrors to get enlarged image of face.
Q24: They are used in rear view or side mirrors of vehicles. Which is this mirror?
Q25: image formed by convex mirror is
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