Tamil Nadu (English Medium) Std 6 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
Burning candle, oil lamp, tube light are _____________

(A) Natural source of light	(B) Artificial source of light
(C) Examples of bioluminescence	(D) None of these.

Question-2
Source of light ,an opaque object and the shadow will always lies in _________ .

(A) a straight line	(B) perpendicular
(C) parallel	(D) none of these

Question-3
The emission of light given out by an organism is called

(A) Luminescence	(B) Bioluminescence
(C) Optical luminescence	(D) Non luminescence

Question-4
_____________ occurs when earth comes in between sun and moon.

(A) Solar eclipse	(B) Lunar eclipse
(C) Linear eclipse	(D) None of these

Question-5
___________ is the primary source of light.

(A) oil lamp	(B) sun
(C) stars	(D) moon

Question-6
Objects that cast shadow are _________ objects.

(A) Transparent	(B) Opaque
(C) Luminous	(D) Translucent

Question-7
______________ is an important feature of light that it always travels in a straight line when it travels in the same medium

(A) ray of light	(B) rectilinear propagation if light
(C) source of light	(D) none of these

Question-8
_________ is a narrow path along which the light travels.

(A) Ray	(B) Beam
(C) Penumbra	(D) Umbra

Question-9
When moon comes in between the earth and sun and cast its shadow on earth, it is called

(A) Linear eclipse	(B) Lunar eclipse
(C) Solar eclipse	(D) Penumbra region

Question-10
______________ happens on a full moon day.

(A) Lunar eclipse	(B) Solar eclipse
(C) Linear eclipse	(D) None of these

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Std 6

Tamil Nadu (English Medium)

Practice in Related Chapters
Chemistry in Daily Life
The World of Plants
Separation of Substances
Cell Structure
Our Environment
Changes Around Us
Light
Food Habit
Measurement and Motion
Types of Energy
Magnetism
Structure of Living Organisms