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Science 3 Chp 12, 13, 14, 15, 17, 19, 20

Total questions: 80

Worksheet time: 1hrs 7mins

Name
Class
Date
1.

Which material is opaque?

a)

Brick

b)

Water

c)

Tissue Paper

d)

Glass

2.

_____?_____ materials allow light waves to pass through easily.

a)

Opaque

b)

Transparent

c)

Translucent

3.

Sound travels FASTEST through which of these materials?

a)

Air

b)

Empty space

c)

Solid

d)

Water

4.

Opaque means...

a)

No light passes through it

b)

All light passes through it

c)

Some light passes through it

5.

Sound is a form of?

a)

energy

b)

pitch

c)

volume

6.

What is vibration?

a)

how loud a sound is

b)

the back and forth movement of matter

c)

how high or low a sound is

d)

the loudness or softness of a sound

7.

Unpleasant sounds are called ___________

a)

Noise

b)

Music

c)

other

8.

Light giving Objects are Called ___________ objects.

a)

Luminous

b)

Non-Luminous

9.

Sound travels slower than light.

a)

True

b)

False

10.

___ is created when friction occurs.

a)

Cold

b)

Heat

c)

Gravity

d)

Friction

11.

____ is the rubbing force that acts against motion between two touching surfaces.

a)

Acceleration

b)

Normal force

c)

Momentum

d)

Friction

12.

What is the force applied to all objects on Earth?

a)

Earthquakes

b)

Gravity

c)

Wind

d)

Solar

13.

If an object makes sound it is because the waves are...

a)

Stopped

b)

Vibrating

c)

Motionless

d)

Not moving

14.
What is the fastest form of energy?
a)
heat energy
b)
sound energy
c)
light energy
d)
electrical energy
15.

True And False : Dust are also present in air

a)

True

b)

False

16.

What does air contains?

a)

Oxygen

b)

Carbon Dioxide

c)

Both of these

17.

What is a gas that we breathe out

a)

Carbon Dioxide

b)

Oxygen

c)

Nitrogen Oxide

d)

None of these

18.

The water vapour along with dust particles form ______________

a)

cloud

b)

rain

c)

wind

19.

does the plant sweat

a)

True

b)

False

20.

Name one cycle That forms rain

a)

air pollution

b)

water pollution

c)

storm

d)

breeze

21.

Where we will find water?

a)

Rivers, Lakes and Trees

b)

Rivers, Lakes and Streams

c)

Toys, Lakes and Streams

22.

The water vapour rises higher and reaches up. The water vapour cools changes into tiny drops of water. This is called _______________

a)

rain

b)

condensation

c)

evaporation

d)

cloud

23.

the Rain Water Collects to the River, Streams and Lakes are called ___________

a)

Collection

b)

Precipitation

c)

Condensation

d)

Evaporation

24.

What gas does the plants will breathe in?

a)

Oxygen

b)

Nitrogen Oxide

c)

Hydrogen

d)

Carbon Dioxide

25.

Early humans were (a)   because they moved from one place to another.

26.

Early Humans used (a)   to cover their bodies.

27.

In order to express ideas, early humans

a)

wrote letters

b)

painted in caves

c)

played music

d)

posted on Facebook

28.

Which of the following were Stone Age tools NOT made of?

a)

stone

b)

bone

c)

bronze

d)

wood

29.

Why was fire important?

a)

It cooks meat and makes digestion easier

b)

It makes light

c)

Protection from animals

d)

Provides warmth

e)

All of the above

30.

What is an example of a domesticated animal?

a)

Shark

b)

Lion

c)

Cow

d)

None of the above

31.

Early humans started living on __________banks.

a)

Mountain

b)

River

c)

Jungle

d)

Sea

32.

What is the capital of West Bengal?

a)

Kolkata

b)

Jaipur

c)

Shillong

d)

Srinagar

33.

What is the capital of the land of rising sun, Arunachal Pradesh?

a)

Jammu

b)

Delhi

c)

Itanagar

d)

Udaipur

34.

Chandigarh is the capital of which two states?

a)

Haryana

b)

Punjab

c)

Himachal Pradesh

d)

Uttarakhand

35.
What is the national animal of India?
a)
Asian elephant
b)
Bengal tiger
c)
King cobra
d)
Southern Birdwing butterfly
36.

Animals eating habits can be classified into ....

a)

Mammals

b)

Herbivore

c)

Carnivore

d)

Omnivore

37.

The animals that only eat plants are group into...

a)

Carnivore

b)

Omnivore

c)

Reptiles

d)

Herbivore

38.

Tiger is an animal that feeds on other animals. Tiger's eating habit is classified as ...

a)

Herbivore

b)

Omnivore

c)

Carnivore

d)

Predator

39.

Which animal is NOT similar to Panda's eating habits?

a)
b)
c)
d)
40.

Dear, horse and elephant are class into a group called Herbivore. What is the suitable group to classify monkeys based on their eating habits?

a)

Carnivore

b)

Amphibians

c)

Omnivore

d)

Reptiles

41.

Which of the followings is the correct dentition for Herbivores?

a)
b)
c)
42.

Which animal is NOT classified into this group of dentition?

a)
b)
c)
d)
43.

Which animals are similar to the dentition of the elephant?

a)
b)
c)
d)
44.

Which picture shows the TRUE information for the dentition from the Carnivorous group?

a)
b)
c)
d)
45.

Which of the following is the correct dentition for Monkeys?

a)
b)
c)
46.

I am a

a)

Omnivores

b)

Herbivores

c)

Carnivores

47.

I am a

a)

Omnivores

b)

Herbivores

c)

Carnivores

48.

Elephants only eat leaves, fruit, nuts and grass. They are called

a)

Omnivores

b)

Carnivores

c)

Herbivores

49.

Animals that eat only other animal are known as...

a)

carnivore

b)

herbivore

c)

omnivore

50.

Animal shown in the picture above can be classify as a...

a)

herbivore

b)

carnivore

c)

omnivore

51.

Sharp,pointed and curved teeth of carnivores is called as…

a)

Canines

b)

Molar

c)

Premolar

d)

Jaw

52.

Which consumer group has both flat, boxed teeth and sharp teeth?

a)

Omnivores

b)

Carnivores

c)

Herbivores

53.

Humans are _____________

a)

Omnivores

b)

Carnivores

c)

Herbivores

54.

These animals eat both plants and other animals except...

a)

Rabbit

b)

Monkey

c)

Bird

d)

Bear

55.

Choose TWO animals that are herbivores

a)
b)
c)
d)
56.

Selec the correct word.

your.... sends messages to your body to tell it what to do

a)

lungs

b)

heart

c)

brain

57.

Select the correct word.

Food goes into your.... ( la comida va dentro de tu)

a)

brain

b)

stomach

c)

heart

58.

Select the correct word.

your.... work together with your heart to keep you healthy

a)

blood

b)

bones

c)

lungs

59.

select true or false.

Babies cannot crawl( gatear) until their brains develop enough.

a)

true

b)

false

60.

select true or false.

muscles in your stomach mix( mezclan) the food.

a)

false

b)

true

61.

Select true or false.

Infants have very big stomachs.

a)

false

b)

true

62.

What does our brain do when we catch a ball.

Select.

a)

senses send information to brain

b)

breath air with our brain

c)

brain tells us to catch

63.

What does our heart and lungs do when we catch a ball.

select

a)

breath air

b)

senses send information to our heart

c)

blood picks up oxygen in lungs

d)

use sight to see ball

e)

heart pumps blood to lungs

64.

Write how to catch a ball.

First, I use my sense of sight to see the ball.Next,my senses.......

4 lines
65.

write a list of your five senses

4 lines
66.

How many bones does an adult have?

a)

602

b)

302

c)

206

d)

203

67.

Slate is an impermeable rock. This means that

a)

It does not let water pass through it.

b)

It is rough to touch.

c)

It allows water to pass through it.

d)

It is very hard.

68.

Fossils are found in which type of rock?

a)

Sedimentary

b)

Metamorphic

c)

Igneous

69.

Which rock is formed when lava cools?

a)

Sedimentary

b)

Igneous

c)

Metamorphic

70.

Fossils are formed when...

a)

Lava traps an animal

b)

When a living organism gets trapped in layers of rock

c)

When animals fall into holes in rocks

71.

Soils is made of...

a)

Organic Matter

b)

Sand

c)

Rocks

d)

Water

e)

A mixture of all of these

72.

Chalk is used for artwork because of it's

a)

Hardness

b)

Softness

c)

Permeability

d)

Pretty colours

73.

Which rock could be a sedimentary rock?

a)
b)
c)
d)
74.
The earth is made up of mostly ...
a)
sand
b)
fossils and soil
c)
rocks
d)
grass
75.
Rocks come in many different characteristics like...
a)
color
b)
shape
c)
texture
d)
all of these
76.
A person who studies the properties of rocks to tell how the rocks may have been formed are ____________.
a)
mineralists
b)
geologists
c)
rock stars
d)
rockologists
77.

​ The luster of a rock is how well it reflects ​ (a)  

Choose from the below words
objects
dirt
light
78.

Which is the best rock to tile a roof with?

a)

granite

b)

slate

c)

pumice

79.

Why is granite often used for steps or kitchen counters?

a)

because it wears away easily

b)

because it doesn`t wear away easily

c)

because it floats

80.

Why is chalk used on blackboards?

a)

because it is porous

b)

because it doesn't float

c)

because it wears away easily

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