CBSE Class 6 Science Multiple Choice Questions(MCQs)& Answers
1
Which one of the following is a carnivore animal?
A
Sparrow
B
Owl
C
Parrot
D
Cow
2
Which of the following is NOT an ingredient for preparing Dal?
A
Pulses
B
Kerosene
C
Oil or Ghee
D
Salt
3
What are the ingredients of preparing Chapati?
A
Atta (Wheat Flour) only
B
Water only
C
Both Atta and water
D
None of these
Answer: Both Atta and water
4
Humans are:
A
Carnivores
B
Herbivores
C
Omnivores
D
None of these
5
The part of a banana plant not used as food is
A
root
B
stem
C
flower
D
fruit
6
Animals which eat both animals flesh as well as plants are called __________.
• (a)
(b)
(c)
(d)
A
Carnivores
B
Herbivores
C
Omnivores
D
None of these
7
Which of the following gives eggs?
A
Duck
B
Donkey
C
Cow
D
Goat
8
Which of the following is a protective food?
A
milk
B
oils & fats
C
fruits
D
cereals
9
Which of the following method used to separate two miscible liquids?
A
Separating funnel
B
Sieving
C
Winnowing
D
Sublimation
Answer: Separating funnel
10
Hand picking method is effective in
A
gaseous mixture
B
solid mixture
C
liquid mixture
D
none of these
11
Which of the following is essential to perform winnowing activity?
A
soil
B
water
C
wind
D
none of these
12
The process of settling down of particles of a solid in a liquid is known as
A
sublimation
B
sedimentation
C
decantation
D
precipitation
13
Which one of the following will float on water?
A
Iron nails
B
Dry leaves
C
Stone
D
Steel
14
Find the odd one?
A
Jasmine
B
Rose
C
Potato
D
Lily
15
A liquid which contains the dissolved material is known as _______.
A
solvent
B
solution
C
solute
D
none of these
16
Butter paper is
A
transparent
B
oily
C
opaque
D
translucent
17
material which does not dissolve completely into water is called _______.
A
soluble
B
insoluble
C
opaque
D
translucent
18
As you cannot see through objects made from materials, such materials are called _________.
A
transparent
B
opaque
C
translucent
D
none of these
19
Which one of the following is insoluble in water?
A
oxygen
B
sugar
C
salt
D
sawdust
20
Materials that are difficult to compress are called _______
A
hard materials
B
soft materials
C
sponge materials
D
none of these
21
Which of the following is lustrous material?
A
wood
B
plastic
C
copper
D
chalk
22
Which one of the following is not an un-stitched piece of fabric?
A
Saree
B
Dhoti
C
Lungi
D
Trousers
23
Woody perennial, single main stem called trunk, which gives out number of branches. These plants are _________.
A
Herbs
B
Shrubs
C
Trees
D
none of these
24
Woody perennials, attain height between 3m to 5m, bushy appearance, profoused branched stems from the ground. These plants are ______.
A
Herbs
B
Shrubs
C
Trees
D
none of these
25
Small plants, soft peroshable stems, attain height upto five feet, generally annuals and biennials. These plants are ________.
A
Herbs
B
Shrubs
C
Trees
D
none of these
26
Salt is separated from seawater by
A
evaporation
B
condensation
C
decantation
D
filtration
27
Spoilage of food is ___________
A
reversible change
B
fast change
C
undesirable change
D
periodic change
Answer: undesirable change
28
Which of the following change is non-periodic?
A
heartbeat
B
earthquake
C
an occurrence of day and night
D
oscillation of pendulum
29
Iron rim is made slightly smaller than the wooden wheel. The rim is usually heated before fixing into the wooden wheel because on heating the iron rim
A
expands and fits onto the wooden wheel
B
contracts and fits onto the wooden wheel
C
no change in the size takes place
D
expands first, then on cooling contracts and fits onto the wooden wheel
Answer: expands first, then on cooling contracts and fits onto the wooden wheel
30
Rolling of chapatti and baking of chapatti are the changes that
A
can be reversed
B
cannot be reversed
C
can be reversed and cannot be reversed, respectively
D
cannot be reversed and can be reversed, respectively
Answer: can be reversed and cannot be reversed, respectively
31
Salt can be separated from its solution (salt dissolved in water) because
A
mixing of salt in water is a change that can be reversed by heating and melting of salt
B
mixing of salt in water is a change that cannot be reversed
C
mixing of salt in water is a permanent change
D
mixing of salt in water is a change that can be reversed by evaporation
Answer: mixing of salt in water is a change that can be reversed by evaporation
32
The process of separating fibres from the seeds by combing is known as __________.
A
ginning
B
knitting
C
spinning
D
weaving
33
The shape of a shadow depends on which of the following.
A
shape of the opaque object
B
colour of screen
C
colour of the object
D
all of these
Answer: shape of the opaque object
34
A _______ eclipse occurs when earth comes between sun and moon in a straight line.
A
solar
B
lunar
C
shadow
D
none of these
35
If we are able to see anything clearly through an object, then such an object is said to be a _______ object.
A
transparent
B
opaque
C
translucent
D
none of these
36
Which one of the following is not a luminous object?
A
moon
B
star
C
lit candle
D
sun
37
Objects that emit light on their own are called ___________
A
Ligth Objects
B
Luminous bodies
C
Non-Luminous bodies
D
Opaque bodies
38
Motion of wheel of a car is an example of _________
A
translatory motion
B
rectilinear motion
C
curvilinear motion
D
circular motion
39
Which of the following nutrients is not present in milk?
A
Protein
B
Vitamin C
C
Calcium
D
Vitamin D
40
The animals which eat only plants are called
A
Herbivores
B
Insectivores
C
Carnivores
D
Omnivores
41
Which of the following is not a milk product?
A
cheese
B
butter
C
honey
D
yogurt
42
Materials required to prepare a food item are called
A
Nutrients
B
Ingredients
C
Nourishments
D
Minerals
43
Goitre: swelling of thyroid glands occurs due to the deficiency of _________.
A
iron
B
pottasium
C
phosphorus
D
iodine
44
Which of the following is considered as ‘body building foods’?
A
Proteins
B
Vitamins
C
Fats
D
Carbohydrates
45
Which of these fibres is non-biodegradable?
A
Cotton
B
Jute
C
Wool
D
Nylon
46
The thinner strands of thread are called as _________
A
Fibres
B
Fabric
C
yarns
D
cotton bolls
47
Clothes dry faster when there is ______ water vapour in air.
A
less
B
more
C
either less or more
D
none of these
48
Which gas present in atmosphere allows substances to burn?
A
Nitrogen
B
Carbon Dioxide
C
Oxygen
D
Ozone
49
A gas is colourless, odourless, heavier than air and extinguishes fire. Name the gas?
A
Nitrogen
B
Carbon Dioxide
C
Hydrogen
D
Oxygen
50
Which gas is produced by plants during photosynthesis?
A
Nitrogen
B
Carbon Dioxide
C
Hydrogen
D
Oxygen
51
Which one of the following statement is TRUE?
A
Air is opaque.
B
Air is made of one substance only.
C
Air contains water vapour.
D
Air contains large amount of inert gases.
Answer: Air contains water vapour.
52
Identify the gas “Odourless, Colourless, Heavier than air, supports combustion”
A
Nitrogen
B
Oxygen
C
Carbon Dioxide
D
Water vapours
53
Which one of the following has the major part in air?
A
Nitrogen
B
Oxygen
C
Carbon Dioxide
D
Helium
54
The blanket of gases that surrounds the earth is called __________.
A
air
B
atmosphere
C
lithosphere
D
biospehere
55
Which of the following is the purest form of water?
A
rainwater
B
sea water
C
lake water
D
river water
56
The water fit for drinking is called _______.
A
river water
B
groundwater
C
rainwater
D
potable water
57
Water freezes at ____ to a solid-state called snow or ice.
A
0°C
B
10°C
C
25°C
D
100°C
58
The circulation of water between ocean and land is known as the _______.
A
oxygen cycle
B
water cycle
C
nitrogen cycle
D
none of these
59
When ice water is poured into a glass, tiny water droplets of water appear on the outside of glass due to _________.
A
condensation
B
evaporation
C
sublimation
D
transpiration
60
Which of the following will lead to a reduction in the availability of groundwater?
A
plantation
B
rainwater harvesting
C
constructing more lakes
D
building concrete roads
Answer: building concrete roads
61
The process of falling down of water in the form of rain, snow or hail is called _________.
A
precipitation
B
sublimation
C
evaporation
D
condensation
62
The process of changing water into ice is called __________.
A
sublimation
B
evaporation
C
freezing
D
precipitation
63
Which of the following is a natural magnet?
A
Iron
B
Magnetite
C
Nickel
D
Cobalt
64
Which of the following action will NOT make a magnet loose its magnetic properties?
A
Drop a magnet from height
B
Hammer a magnet
C
Pass Electric current from a current
D
Heat a magnet
Answer: Pass Electric current from a current
65
Part of the plant which conducts water to all parts of the plant is called as ___________.
A
Leaf
B
Root
C
Flower
D
Stem
66
The part of a leaf by which it is attached to the stem is called _________.
A
Petiole
B
Lamina
C
Midrib
D
Node
67
Part of a plant which is the main site for photosynthesis is _______.
A
Flower
B
Leaf
C
Stem
D
Root
68
Which one of the following is not the function of leaf normally?
A
Photosynthesis
B
Transpiration
C
Respiration
D
Transportation
69
Which of the following is an example of hinge joint?
A
Ankle
B
Sternum
C
Shoulder Joint
D
Atlas
70
Which bone protects the lower abdominal organs such as the urinary bladder, rectum and uterus?
A
Sternum
B
Pelvic bone
C
Spine
D
Skull
71
A muscle can _______
A
pull only
B
push only
C
pull and push
D
none of these
72
Snail moves with the help of its
A
shell
B
bone
C
muscular foot
D
whole body
73
The undulatory locomotion is found in
A
birds
B
fish
C
earthworms
D
snakes
74
The surroundings where organisms live is called a _______.
A
habitat
B
habit
C
dwellings
D
adaptation
75
In Cactus plants, the leafy kike structure in actual is a ______.
A
leaf
B
root
C
flower
D
stem
76
Which one of the following statement is false?
A
Rubber is a bad conductor of electricity.
B
In general metals are good conductor of electricity.
C
Our body is a bad conductor of electricity.
D
The bulb glows only when current flows through the circuit.
Answer: Our body is a bad conductor of electricity.
77
___________ are materials that do not allow electric current to pass through them.
A
Insulators
B
Conductors
C
Switch
D
Battery
78
Materials which allow current to pass through them easily are called?
A
Insulators
B
Conductors
C
Switch
D
Battery
79
Electric Cell (Battery) as shown in the figure, pointer ‘B’ indicates ______________.
A
Filament
B
Holder
C
Positive Terminal
D
Negative Terminal
Answer: Negative Terminal
80
Electric Cell (Battery) as shown in the figure, pointer ‘A’ indicates ______________.
A
Filament
B
Holder
C
Positive Terminal
D
Negative Terminal
Answer: Positive Terminal
81
The light from the sun reaches the earth in
A
8.33 minutes
B
8.33 seconds
C
18. 33 minutes
D
88.33 seconds
82
A ________ is an instrument used for observing objects from a hidden position.
A
telescope
B
microscope
C
periscope
D
kaleidoscope
83
Which one of the following is a living luminous object?
A
Sun
B
Moon
C
Fire Fly
D
Burning Candle
84
Sea animals like dolphins and whales breathe through ______.
A
nose
B
gills
C
blow holes
D
fins
85
Breathing activity is a part of which of the following bio-chemical process?
A
photosynthesis
B
respiration
C
digestion
D
excretion
86
The presence of specific features and habits, which enable a plant or an animal to live in a particular habitat, is called __________.
A
adaptation
B
adoption
C
acclimatization
D
habitat
87
Which of the following is a/an abiotic component?
A
dog
B
trees
C
rocks
D
bacteria
88
The habitats of the plants and animals that live on land are called ________ habitat.
A
terrestrial
B
marine
C
aquatic
D
mountain
89
Name the scientist who suggested MKS (metre, kilogram, second) system which later became SI (International System of Units)?
A
Isaac Newton
B
Giovanni Giorgi
C
Napoleaon Bonaparte
D
Galileo Galilei
90
The number of bones present in an adult human is:
91
Which of the following joints is immovable?
A
Shoulder and arm
B
Knee and joint
C
Upper jaw and skull
D
Lower jaw and upper jaw
Answer: Upper jaw and skull
92
Vertebral column of man has _____ vertebrae (bones).
93
In the sea, plants and animals are surrounded by _________ water.
A
fresh
B
saline
C
acidic
D
marshy
94
Living organisms throw body wastes from its bodies by a process called ________.
A
respiration
B
excretion
C
digestion
D
reproduction
95
Which one of the following in NOT a predator?
A
Lion
B
Antelope
C
Eagle
D
Bear
96
Standard (SI) unit of length is _____
A
metre
B
centimetre
C
inches
D
kilometre
97
An iron ring is heated. Which of the following statement about it is incorrect?
A
The ring expands
B
The ring almost comes to the same size on cooling
C
The change, in this case, is reversed
D
The ring changes its shape and the change cannot be reversed
Answer: The ring changes its shape and the change cannot be reversed
98
Which of the following changes cannot be reversed?
A
Hardening of cement
B
Freezing of ice cream
C
Opening a door
D
Melting of chocolate
Answer: Hardening of cement
99
Pick the change that can be reversed from the following.
A
Cutting of trees
B
Melting of ghee
C
Burning of candle
D
Blooming of flower
100
Which of the following can be considered as fast change?
A
Growth of child
B
Germination of seed
C
Bursting of crackers
D
Cooking of food
Answer: Bursting of crackers
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Categories: Science
Tags: CBSE, Class 6, Science
Question and Answers 