Question 1 :
A smooth shining surface, which rebounds the light back in same or in different direction, is called
Question 4 :
The splitting of white light into its seven constituent colours is called
Question 5 :
The defect due to which a person is not able to see the distant objects clearly:
Question 9 :
An owl can see clearly at night but not day time because it has
Question 10 :
Impression of an image persists for …………. of the second on retina.
Question 13 :
To keep our eyes fit our diet should include vitamin …………. rich eatables.
Question 16 :
Both incident ray and reflected ray lie in the same plane.(true/false)
Question 17 :
Diffused reflection is due to the failure of the laws of reflection. (true/false)
Question 20 :
Changing of the thickness of the eye lens is called accommodation.(true/false)
Question 21 :
The Angle Between An Incident Ray And The Plane Mirror Is 30 Degree. The Total Angle Between The Incident Ray And The Reflected Ray Will Be:
Question 22 :
The Number Of Images Formed Of An Object Placed Between Two Plane Mirrors Inclined At Right Angle To Each Other Is:
Question 23 :
The Number Of Images Formed Of An Object Placed Between Two Plane Mirrors Inclined At Right Angle To Each Other Is:
Question 24 :
Which Of The Following Is Not A Part Of The Human Eye?
Question 25 :
In A Quiz Competition, You Are Asked A Question Where You Have To Choose The Statement Which Is/ Are Correct?
Question 26 :
Recently, In A Science Class Test, You Are Asked A Question Where You Have To Say Whether The Statements Are Correct Or Not?
(MORE THAN ONE TYPE OF QUESTION )
Question 27 :
Read The Following Sentences Carefully, And Choose The Correct One:
(MORE THAN ONE TYPE OF QUESTION )
Question 28 :
The Impression Or Sensation Remains On The Retina For About How Many Seconds Even After Removal Of The Object.