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Worksheets

CLASS 6 SAMPLE MCQ

Total questions: 160

Worksheet time: 1hrs 22mins

Name
Class
Date
1.

Moving air is called ________

a)

wind

b)

fog

c)

dew

2.

The envelope of air that surrounds the earth is called ________

a)

atmosphere

b)

hydrosphere

c)

lithosphere

3.

Mountaineers carry _________ cylinders with them, while climbing mountains.

a)

nitrogen

b)

carbon dioxide

c)

oxygen

4.

Air is a mixture of many _________

a)

solids

b)

liquids

c)

gases

5.

___________ gas is necessary for burning

a)

oxygen

b)

nitrogen

c)

carbon dioxide

6.

__________ gas occupies the major part of composition of air.

a)

nitrogen

b)

oxygen

c)

carbon dioxide

7.

The ___ makes the windmill rotate.

a)

wind

b)

electricity

c)

power

8.

As we move higher in the atmosphere, the air gets _______

a)

increases

b)

more

c)

rarer

9.

__________% of nitrogen is present in the atmosphere.

a)

78%

b)

21%

c)

1%

d)

0.03%

10.

What is air ?

a)

Mixture of gases

b)

Nitrogen

c)

Carbon Dioxide

11.

Earth is surrounded by an envelope of gases called the _____________.

a)

Hydrosphere

b)

Solar system

c)

Atmosphere

d)

Cloud bubble

12.

__________ gas occupies the major part of composition of air.

a)

Nitrogen

b)

Oxygen

c)

Carbon dioxide

13.

The burning of fuel produces ______.

a)

Dew

b)

Wind

c)

Smoke

14.
What do dust, smoke, salt, and chemicals have in common?
a)
They are gases in the air.
b)
They make up water vapor in the air.
c)
They are particles in the air.
d)
They are only found in pure air.
15.

___________ gas is necessary for burning

a)

Oxygen

b)

Nitrogen

c)

Carbon dioxide

16.
What are the percentages of the main gases on Earth?
a)
78% oxygen, 21% nitrogen and 1% other
b)
78% other, 21% oxygen and 1% nitrogen
c)
78% nitrogen, 21% oxygen and 1% other
d)
95% carbon dioxide and 5% oxygen
17.

Which gas is released into the atmosphere by plants following photosynthesis?

a)

Oxygen

b)

Argon

c)

Carbon dioxide

d)

Nitrogen

18.
Which of these makes up about 21 percent of the atmosphere?
a)
argon
b)
carbon dioxide
c)
nitrogen
d)
oxygen
19.

What layer protects us from the sun's harmful rays?

a)

Protection layer

b)

Ozone layer

c)

Atmospheric layer

20.

How to prevent air pollution?

a)

To plant trees

b)

To use bicycles or public transport instead of using private vehicles.

c)

All of the mentioned.

d)

To share the seat in car or bike to other person or the friend who is coming or going to the same destination or place where we are going to go to

21.

Cell is a device which

a)

converts chemical energy into electrical energy

b)

electrical energy into light energy

c)

electrical energy into magnetic energy

d)

None of these

22.

A bulb has

a)

two terminals and one filament

b)

two terminals and two filaments

c)

multiple terminals and single filament

d)

single terminal and single filament

23.

Filament of a bulb is made up of

a)

aluminium

b)

chromium

c)

platinum

d)

tungsten

24.

Bulb glows only in

a)

closed circuit

b)

open circuit

c)

in both circuits

d)

open circuit if bulb is not fused

25.

A battery is

a)

a single cell

b)

a combination of cells in which cells are joined (+) to (-)

c)

a combination of cells in which cells are joined (+) to (+)

d)

None of these

26.

A substance which allows electricity to pass through it is called

a)

a conductor

b)

an insulator

c)

semiconductor

d)

superconductor

27.

Which is an example of an insulator

a)

bakelite

b)

aluminium

c)

tap water

d)

All of these

28.

An example of a conductor is

a)

tap water

b)

salt solution

c)

metal wire

d)

all of these

29.

How many terminals are there in a dry cell?

a)

One

b)

Two

c)

Three

d)

Four

30.

To prevent electric shocks, the metallic electrical wires are covered with

a)

paper

b)

cotton

c)

aluminium

d)

plastic

31.

____ is the positive terminal of an electrical cell.

a)

Metal disc

b)

Metal case

c)

Metal cap

d)

Metal base

32.

The tiny coiled metal wire present inside the bulb is called ___

a)

Element

b)

Conductor

c)

Filament

d)

None of these

33.

A combination of two or more electric cells is called _____

a)

Electric circuit

b)

Battery

c)

Terminals

d)

None of these

34.

_____ is an electric device which easily closes or opens an electric circuit.

a)

Filament

b)

Electric bulb

c)

Electric switch

d)

Electric cell

35.

Electric energy is produced from the ______ within the cell.

a)

Chemicals

b)

Metals

c)

Terminals

d)

None of these

36.

The electric current in a closed circuit always flows from the ____ terminal of the electric cell to the _____ terminal.

a)

Negative to positive

b)

Positive to negative

c)

Positive to positive

d)

None of these

37.

Cell is a device which

a)

converts chemical energy into electrical energy

b)

electrical energy into light energy

c)

electrical energy into magnetic energy

d)

None of these

38.

A bulb has

a)

two terminals and one filament

b)

two terminals and two filaments

c)

multiple terminals and single filament

d)

single terminal and single filament

39.

Filament of a bulb is made up of

a)

aluminium

b)

chromium

c)

platinum

d)

tungsten

40.

Bulb glows only in

a)

closed circuit

b)

open circuit

c)

in both circuits

d)

open circuit if bulb is not fused

41.

A battery is

a)

a single cell

b)

a combination of cells in which cells are joined (+) to (-)

c)

a combination of cells in which cells are joined (+) to (+)

d)

None of these

42.

The arrangement of veins in a leaf is called ______________ .

a)

leaf venation

b)

leaf arrangement

c)

leaf design

d)

leaf type

43.

The process by which plants lose water through their leaves is called ______________ .

a)

evaporation

b)

transpiration

c)

conduction

d)

respiration

44.

_______________ is the female part of the flower.

a)

stamen

b)

anther

c)

filament

d)

pistil

45.

Exchange of gases in plants takes place in leaves with the help of small pores called ____________________ through which carbon dioxide is taken in and oxygen is given out.

a)

veins

b)

midrib

c)

holes

d)

stomata

46.

The food prepared by the leaves after photosynthesis is in the form of ____________________ .

a)

starch

b)

water

c)

carbon dioxide

d)

oxygen

47.

_____________ protect the petals in the bud stage and provide support to the petals when the bud opens to form a flower.

a)

pistil

b)

sepals

c)

stamen

d)

filament

48.

The anther produces a yellow powdery substance called ____________ .

a)

filament

b)

pollen

c)

ovules

d)

buds

49.

The ovary contains small, bead-like structure called _____________ .

a)

ovules

b)

pollen

c)

style

d)

stigma

50.

A tube like structure present in pistil is called _______________.

a)

filament

b)

anther

c)

stigma

d)

style

51.

The broad, expanded part of a leaf is called _________________.

a)

petiole

b)

lamina

c)

midrib

d)

veins

52.

Which is an example of a shrub?

a)

Spinach

b)

Mango tree

c)

Tomato plant

d)

Lemon

53.

Which of the following type of plants has thick, hard and woody stem?

a)

Tree

b)

Shrub

c)

Herb

d)

All of these

54.

Which is not a part of a leaf?

a)

Petiole

b)

Lamina

c)

Veins

d)

Nodes

55.

parallel venation is not found in

a)

sugarcane

b)

peepal

c)

maize

d)

wheat

56.

Which one of the following is a function of leaves?

a)

Photosynthesis

b)

Transpiration

c)

Both (a) and (b)

d)

Support fruits

57.

Leaf venation and type of root is correctly paired in

a)

parallel venation, fibrous roots

b)

parallel venation, taproot

c)

no relation exists in leaf venation and type of roots

d)

reticulate venation, fibrous roots

58.

Male reproductive part of flower is

a)

sepals

b)

petals

c)

stamens

d)

pistil

59.

Which is a correct set of parts of a pistil?

a)

Ovary, style and filament

b)

Ovary style and stigma

c)

Ovary, anther and filament

d)

Filament and anther

60.

Which of the following has fibrous root?

a)

Peas

b)

Wheat

c)

Radish

d)

Neem

61.

The process of loss of water by a plant through leaves is called

a)

evaporation

b)

condensation

c)

photosynthesis

d)

transpiration

62.

The spines of cactus are

a)

Stipules

b)

Modified stem

c)

Tendrils

d)

Modified leaves

63.

…………. is the part of the stem between two nodes.

a)

Node

b)

Midrib

c)

Internode

d)

Veins

64.

Which part of the plant anchors the plant firmly in the soil?

a)

Root

b)

Stem

c)

Both of these

d)

None of these

65.

The root absorbs water from the:

a)

Stem

b)

Soil

c)

Branches

d)

Flower

66.

Tiny pores on the surface of leaves are called

a)

Lenticels

b)

Guard cell

c)

Bores

d)

Stomata

67.

Pollen grains are produced in________?

a)

Flower

b)

Ovaries

c)

Anthers

d)

Fruits

68.

Which part of the plant joins leaf and root ?

a)

Branches

b)

Buds

c)

Flowers

d)

Stem

69.

Which part of plant is not always present?

a)

Root

b)

Fruit

c)

Leaf

d)

Stem

70.

Grape is an example of

a)

trees

b)

climbers

c)

shrubs

d)

Creepers

71.

Which plant has reticulate venation in its leaves?

a)

Wheat

b)

Sugar cane

c)

Bamboo

d)

Marigold

72.

Organisms made up of only one cell is known as ________. Organisms made up of many cells known as _________.

a)

exoskeleton, endoskeleton

b)

tissue, organ

c)

unicellular, multicellular

d)

invertebrates, vertebrates

73.

Which of the following is placed in correct order:-

The bodies of all multicellular living organisms, are organized as the following:

a)

Cells-- Tissues-- Organs-- Organ Systems-- Human Body

b)

Cells-- Organs-- Tissues-- Organ Systems-- Human Body

c)

Human Body-- Organ Systems-- Organs-- Tissues-- Cells

d)

Tissues-- Organs-- Cells-- Organ Systems-- Human Body

74.

In which of these organs these organ system do males and females have different organs?

a)

Nervous System

b)

Muscular System

c)

Excretory System

d)

Reproductive System

75.

Which of these acts as a shock absorber at the joints?

a)

Cartilage

b)

Ligaments

c)

Tendons

d)

Biceps

76.

The Hinge joints allow movement in

a)

all direction

b)

one plane only

c)

two planes only

d)

depends on where it is located in our body

77.

The only bone in our body which is not connected to another is the _______, a V-shaped bone located at the base of the _______.

a)

humerus, arms

b)

femur, legs

c)

hyoid, tongue

d)

Brestbone, chest

78.

The up down movement of our arm are controlled by two muscles_

a)

Tendons and ligaments

b)

Biceps and Triceps

c)

Ball and Socket Joints

d)

Cartilage, ligaments

79.

The skeleton which is inside the body is known as _______. The skeleton which is outside the body is known as _______.

a)

invertebrates, vertebrates

b)

vertebrates, invertebrates

c)

exoskeleton, endoskeleton

d)

endoskeleton, exoskeleton

80.

Which of these is not a function of a skeleton_?

a)

Making Blood Cells

b)

Movements

c)

Support

d)

None of the above

81.

Which of the following statement is incorrect:-

a)

A fish moves by its fin in a zig-zag pattern.

b)

An earthworm moves by expanding and contracting its body muscle.

c)

A snake moves by curving its body into many loops, each loop pushing against the ground.

d)

Birds fly with their hollow and very light bones which are modified vas forelimbs.

82.

Skeleton of human body is made up of

a)

Cartilage

b)

Bones

c)

Both cartilage and bones

d)

None of the above

83.

Hip joint is

a)

Hinge joint

b)

Pivotal joint

c)

Fixed joint

d)

Ball and socket joint

84.

Which of the following are the functions of the skeleton

a)

Gives support to the body

b)

Protects inner organs

c)

Does not give shape to the body

d)

All of the above

85.

Which of the following joints is immovable?

a)

Lower jaw and upper jaw

b)

Upper jaw and skull

c)

Knee and hip joint

d)

Wrist and pivotal joint

86.

Underwater divers wear fin-like flippers on their feet to

a)

Swim easily in water

b)

Walk on water surface

c)

Look like a fish

d)

Walk on the sea bed

87.

Which of the following are the characteristics of the birds?

a)

Light bones

b)

Hollow bones

c)

Strong muscles

d)

Forelimbs modified as wings

88.

Hinge joint can allow movement upto

a)

360 degree

b)

90 degree

c)

45 degree

d)

180 degree

89.

An earthworm is able to move with the help of its

a)

Bones

b)

Bones and muscles

c)

Muscles

d)

Shell

90.

Which of the following organs are protected by the rib cage

a)

Stomach

b)

Heart

c)

Lungs

d)

Both heart and lungs

91.
A change in an organism's surroundings that causes it to react is called
a)
a stimulus.
b)
a response.
c)
development. 
d)
energy.
92.
This picture is a good example of
a)
Growth
b)
Development
c)
Organelle
d)
Cell
93.
A plant growing towards the light is an example of 
a)
reproduction.
b)
responding to a stimuli.
c)
metabolism.
d)
homeostasis.
94.
What does reproduce mean?
a)
They grow - get larger
b)
They are living things
c)
Organisms make other organisms
95.

Animals eat food and plants use sunlight, both are examples of obtaining what?

a)

A full stomach

b)

Cells

c)

Energy

d)

headache

96.

Plants, animals and microorganisms constitute ___________ components

a)

biotic

b)

abiotic

c)

habitat

97.

The special features which enable living organisms to survive in their surrounding is known as _______

a)

habitat

b)

adaptation

c)

abiotic

98.

The changes that occur in the body to overcome small problems due to changes in surroundings is known as __________

a)

adaptation

b)

acclimatisation

c)

camouflage

99.

In cactus, photosynthesis is carried out by the __________

a)

roots

b)

leaves

c)

stem

100.

The animals that prey on other animals are known as _______

a)

preyers

b)

herbivores

c)

predators

101.

Dolphins breathe through their _________

a)

blowholes

b)

spiracles

c)

skin

102.

Which is a biotic component of environment?

a)

Plants

b)

Animals

c)

Microorganisms

d)

All of these

103.

Respiration in aquatic animals occurs by

a)

lungs

b)

legs

c)

nostrils

d)

gills

104.

Soil, water and air are ……………… components of a habitat.

a)

Biotic

b)

Solid

c)

Abiotic

d)

Liquid

105.

Following are some features of plants.

(i) They lose a lot of water through transpiration.

(ii) Their leaves are always broad and flat.

(iii) They lose very little water through transpiration.

(iv) Their roots grow very deep into the soil.

(v)Leaves are modified to spine

Which of the combinations of above features are typical of desert plants?

a)

(a) (i) and (ii)

b)

(b) (ii) and (iv)

c)

(c) (ii) and (iii)

d)

d) (iii), (iv) & (v)

106.

Boojho comes across an animal having a stream-lined and slippery body. What is the habitat of the animal?

a)

Aquatic

b)

Desert

c)

grassland

d)

mountain

107.

What is the name given to the plants growing in water?

a)

hydrilla

b)

lotus

c)

hydrophytes

d)

none of these

108.

Which animal can be placed in group Z?

a)

Fish

b)

Frog

c)

Camel

d)

Mountain goat

109.

What are the specific features present in a deer that helps it to detect the presence of predators like lions?

a)

Eyes on the sides of its head which allow it to see in all directions at the same time.

b)

Large ears to hear the movement of predators very easily.

c)

The strong legs and high speed of deer helps it to run away from predator.

d)

All of the above

110.

The adaptation of the trees in mountain region is _____

a)

Submerged leaves with long narrow and ribbon shape

b)

The conical shape and sloping branches of the tree helps to get the snow to fall off the tree quickly and to get the sunlight.

c)

leaves modified to spine

d)

None of these

111.

Paheli has a rose plant in her garden. How can she increase the number of rose plants in the garden?

a)

by watering plant for its growth

b)

reproduction by vegetative part i.e. by stem cutting

c)

both of these

d)

none of these

112.

question_answer10)

Which characteristics protect an animal against cold weather?

a)

Thin skin

b)

Thick skin

c)

Thick layer of fat

d)

both thick skin and layer of fat

113.

Which characteristic of living things is also shown by a car?

a)

Response to changes.

b)

Need of energy.

c)

Reproduction of its kind.

d)

Taking in gases

114.

Which part of a camel will shrink in size when there is no food for a long time and retain its size when food is available?

a)

Rough tongue

b)

Long eyelashes

c)

Hump

d)

Neck

115.

Shreya touched a hot kettle and quickly pulled her hand away. Which characteristic is proved by the given statement?

a)

Reproduction

b)

Response to stimuli

c)

Growth

d)

Respiration

116.

A chicken lays eggs and a cow gives birth to a calf. Which characteristic feature of living things is proved by the given statements?

a)

All living things reproduce.

b)

All living things respond to stimuli.

c)

All living things respire

d)

All living things excrete

117.

In which habitat, can the animals move fast?

a)

Grassland

b)

Mountain

c)

Desert

d)

Forest

118.

Why do desert snakes burrow deep into the sand during the day?

a)

They like to hide

b)

Snakes in the desert burrow deep into the sand during the day time when it is very hot because the deeper layers of sand are cooler. This allows them to stay away from heat of the desert

c)

They cant survive on land

d)

They require dark

119.

Aquatic plant, desert plant, mountainous plant


Choose the type of plant for every adaptive feature given below from the list given below:


Read the features of plants given below.

1.Thick waxy stem

2.Short roots

3.Cone-shaped plants

4. Sloping branches

5.Small or spine-like leaves

6.Hollow stem

a)

Thick waxy stem – aquatic plant

Short roots – desert plant

Cone-shaped plants – desert plant

Sloping branches – mountainous plant

Small or spine-like leaves – aquatic plant

Hollow stem – mountain plant

b)

Thick waxy stem – desert plant

Short roots – aquatic plant

Cone-shaped plants – mountainous plant

Sloping branches – mountainous plant

Small or spine-like leaves – desert plant

Hollow stem – aquatic plant

c)

Thick waxy stem – mountain plant

Short roots – desert plant

Cone-shaped plants – desert plant

Sloping branches – aquatic plant

Small or spine-like leaves – aquatic plant

Hollow stem – mountainous plant

d)

can't corelate

120.

The adaptive features of a lion that helps it in hunting

a)

Long sharp claws in its front legs to catch prey.

b)

Eyes placed in front of head allow it to know the correct location and movement of its prey.

c)

Brown body colour helps it to hide in dry grassland, this avoids the detection by its prey.

d)

All of the above

121.

Pinhole camera is based on the ___________

a)

Rectilinear propagation of light

b)

Rectangular propagation of light

c)

Circular propagation of light

d)

None of these

122.

Shadow of an object is always

a)

Colourful

b)

White

c)

Black

d)

Transparent

123.

When we move an object away from the source of light, the shadow of the object _____________

a)

Become bigger

b)

Becomes smaller

c)

Remains the same

d)

None of these

124.

When green light falls on a blue object, the colour of the shadow is _______

a)

Green

b)

Blue

c)

White

d)

black

125.

WHERE WOULD BE A SHADY PLACE TO STAND ON A SUNNY DAY ?

a)

IN THE MIDDLE OF A FOOTBALL GROUND

b)

IN THE SEA

c)

UNDER A TREE

d)

NONE OF THE ABOVE

126.

which of the characteristics is not exhibited by the shadow of an object?

a)

erect

b)

same colour as the object

c)

can be formed on screen

d)

can be bigger than the object

127.

A plane mirror form an image of an object because it ........ light from the object

a)

Absorbs

b)

Emits

c)

Passes

d)

Reflects

128.

This is not a beam of light

a)

The headlight of a car

b)

A torch shines

c)

Light from firefly

d)

Projector onto a screen

129.

When the left side of an object appears as the right side of the image and vice versa, this phenomenon is called

a)

Literally inversion

b)

Lateral Invasion

c)

Lateral Inversion

d)

Literally Invasion

130.

which of these are required to form the shadow of a ball

a)

Torch

b)

Ball

c)

Screen

d)

All of these

131.

Image formed in a pinhole camera is always

a)

Erect

b)

Inverted

c)

Parallel

d)

None of these

132.

Where will the tree's shadow be?

a)

A

b)

B

c)

C

133.

Which will make the darkest shadow? Light shining on a...

a)

sheet of thin tissue paper

b)

glass window

c)

wooden chopping board

d)

none of the above

134.

What does reflection mean?

a)

Light bouncing off an object.

b)

Light is bending around an object.

c)

Light is moving through and object.

d)

This is no light.

135.

What is the best explanation for Mickey seeing himself in the mirror?

a)

Refraction

b)

Absorption

c)

Reflection

d)

Flipped

136.

There is light on the Earth even on a dark, cloudy day. This is because clouds are:

a)

Opaque

b)

Translucent

c)

Transparent

d)

Luminous

137.

Where are periscopes used ?

a)

Fire departments

b)

Submarines

c)

Military

d)

Hospitals

138.

Which of the following properties are used while using the periscope ?

a)

gravitational force

b)

reflection of light

c)

property of lights and beams

d)

None of these

139.

We are able to most of the things around us because of

a)

Regular Reflection

b)

Irregular Reflection

140.

How many regions does an eclipse shadow have?

a)

1

b)

2

c)

3

d)

4

141.

What is a place where garbage is taken and piled up ?

(a)  

142.

What color does a recycle bin use ?

a)

Red

b)

Green

c)

Gray

d)

Blue

143.

Why isn't garbage supposed to be burnt ?

a)

Because it spoils the air.

b)

Because it makes the garbage occupy more space.

c)

Because it is bad for our lungs

144.

What do red worms have instead of teeth ?

a)

Claws

b)

Gizzard

c)

They don't have any use of teeth or any of its alternatives.

145.

Creating compost with _________ is called vermicomposting.

a)

Centipedes

b)

Earth Worms

c)

Red Worms

d)

Black Worms

146.

What is safe to give to Red Worms ?

a)

Vegetables

b)

Salt

c)

Oil

d)

Fruits

147.

What are the advantages of vermicomposting ?

a)

It can be used to recycle certain waste products.

b)

The remaining compost can be used as fertilizers.

c)

You can save the environment by using less waste

148.

When does plastic become dangerous ?

a)

When we play with it

b)

When we burn it.

c)

When we leave it alone

149.

What can be used as an alternative to plastic bags

a)

Paper Bags

b)

Glass bags

c)

Cloth Bags

d)

We shouldn't use bags at all.

150.

Why can't we make a compost out of plastic ?

a)

Because it is banned by law.

b)

Because it bad for the soil.

c)

Because it starts a fire.

d)

Because plastic is cannot rot.

151.

Tick off all the reasons you think that plastic is dangerous.

a)

Plastic never goes away. You can't get rid of it.

b)

Because it atracts mosquitoes.

c)

Because we may die if we hold plastic in our hands.

d)

Because there are animals that have eaten plastic by accident and that have choked to death.

e)

When burned, it can cause cancer in humans upon inhalation of the fumes.

152.

How many years on average can plastic bags take to decompose ?

a)

1 to 10 seconds

b)

10 to 1000 years

c)

10 to 50 centuries

d)

2 to 4 decades

153.

Can garbage make a scarcity of drinking water ?

a)

No. It will not affect the amount of drinking water that we have on Earth.

b)

Yes, when we throw garbage into various water bodies, they garbage makes the water dirty. Hence pure drinking water will slowly start becoming scarce.

154.

When was Swachh Bharat Mission launched ?

a)

7 December 1992

b)

26 January 2022

c)

29 February 1872

d)

2 October 2019

155.

What country was Swachh Bharat Mission introduced in ?

a)

Japan

b)

Pittsburgh

c)

India

d)

Russia

156.

Garbage contributes to (a)   ?

157.

Tick off all the recyclable wastes.

a)

Paper

b)

Sapphire

c)

Plastic bottles

d)

Plastic bags

e)

Glass

158.

What is the correct definition of "Reuse" ?

a)

Reducing the consumption of certain materials.

b)

Using certain materials over and over until they are worn out.

c)

Making something new out of an old material.

159.

What is the correct definition of "Reduce" ?

a)

Using certain materials over and over until they are worn out.

b)

Reducing the consumption of certain materials.

c)

Making something new out of an old material.

160.

What is the correct definition of "Recycle" ?

a)

Using certain materials over and over until they are worn out.

b)

Reducing the consumption of certain materials.

c)

Making something new out of an old material.