CBSE Class 3 Science Sample Paper Set 03

CBSE Class 3 Science Sample Paper Set C. It’s always recommended to practice as many CBSE sample papers as possible before the examinations. The latest sample papers have been designed as per the latest blue prints, syllabus and examination trends. Sample papers should be practiced in examination condition at home or school and also show it to your teachers for checking or compare with the answers provided. Students can download the sample papers in pdf format free and score better marks in examinations. Refer to other links too for latest sample papers.

Q.1: Choose the correct option and write in the box

i)Which of the following does not live in soil?

a) Ant     b) Earthworm     c) Bear    d) Snail

 c) Bear 

ii)There are about ___________ muscles in our body.

a) 206     b) 350     c) 560     d) 650

 d) 650

iii)Which of these is an external organ?

a) Ears    b) Heart     c) Food pipe     d) Nerves

a) Ears  

iv)In which of the following seasons we see flowers blooming all around us?

a) Autumn      b) Spring      c) Winter      d) Summer

 b) Spring   

v)Air contains maximum amount of ______________________.

a) Oxygen      b) Water vapour      c) Nitrogen       d) Carbon dioxide

 c) Nitrogen

vi)Change of ice into water on heating is called _________.

a) Evaporation     b) melting     c) Freezing      d) Condensation

 b) melting  

vii)Which of these is a pleasant sound?

a) A singing bird     b) Honking of car      c) Roar of a lion      d) Ring of alarm clock

a) A singing bird 

viii)Which of these is a luminous object?

a) Lamp      b) Paper      c) Pencil Box     d) Leather Belt

a) Lamp 

ix)The Earth takes ____________ hours for one rotation.

a) 365      b) 24      c) 42      d) 356

 b) 24  

x)The fixed path in which the Earth moves around the Sun.

a) Equator     b) Axis     c) Orbit     d) Pole

c) Orbit 

Q.2: Name these.

a)Soil with big particle size which cannot hold much water- ___

Sandy Soil_________________

b) The system which supplies oxygen to the various parts of our body-

Breathing system_______________________

c) Moving air- _______________________

wind/breeze

d) A sound that is loud and unpleasant- ___

Noise____________________

e) An imaginary line about which the Earth rotates- ________

Axis_______________

Q.3: Define.

a) Crops- __

The plants which are grown by the farmer in the field. (1)

b) Digestion-___

The process of changing of food into simple and soluble form. (1)

c) Weather-___

The day to day changes in the condition of air. (1)

d) Force-__

A push or pull acting on an object. (1)

e) Rotation-__

The spinning movement of the earth on its axis. (1)

Q.4: Give reason.

a) Rice grows well in clayey soil.

Reason- Rice needs lot of water to grow / clayey soil can hold lot of water.

b) Sense organ ‘skin’ is also a part of the excretory system.

Reason- It removes excess water and salt in the form of sweat.

c) Noon is the hottest part of the day.

Reason- Sun is overhead and its rays fall straight.

d) Shadows are long in the morning and evening.

Reason- Because sunrays are slanting.

e) Earth is the only planet that has life.

Reason- It has air and water on it.

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