CBSE Class 5 Science Sample Paper Set D

CBSE Class 5 Science Sample Paper Set D. 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- 

1. Which of the following has the minimum space between the molecules?

a) Nitrogen b) Oxygen c) Milk d) Brick

d) Brick

2. A room heater converts _______________ into heat energy.

a) Muscular energy b) Sound energy c) Electrical energy d) Light energy

c) Electrical energy

3. Which of the following is a simple machine?

a) Car b) Lever c) Computer d) Air conditioner

b) Lever

4. A wheel barrow is an example of ____________ class lever.

a) First b) Second c) Third d) Complex

b) Second

5. The ________________ system is responsible for the removal of waste from the body.

a) Excretory b) Nervous c) Digestive d) Skeletal

a) Excretory

6. The number of bones present in our vertebrae

a)20 b) 30 c) 33 d) 43

c) 33

7. The part of the ear which maintains body balance

a)External ear b) Pinna c) Middle ear d) Inner ear

d) Inner ear

8. Which of the following is a fine grained igneous rock?

a) Basalt b) Sandstone c) Conglomerate d) Gneiss

a) Basalt

9. Identify the non-metallic mineral among the followinga)

Copper b) Silver c) Gold d) Coal

d) Coal

10. Which of the following is used as a gemstone?

a) Mica b) Sapphire c) Granite d) Feldspar

b) Sapphire

Q.2 Name the following- 5

a) The hot molten rock present inside the Earth

 Magma

b) A place where two or more bones meet

Joint

c) The change of gas into liquid on cooling

Condensation

d) An inclined plane wrapped around a cylinder

Screw

e) The eclipse that occurs when the complete disc of the Sun is hidden by the Moon-

Solar eclipse

Q.3 Define - 5

a) Lunar eclipse

When the Sun, Earth and the Moon are in a same line (0.5) and the shadow of the Earth falls on the Moon , it is called lunar eclipse.(0.5)

b) Simple machine

Simple machines are the tools that make our work easier, faster and convenient. (any two)

c) Melting

The change of solid into liquid (0.5) on heating is called melting. (0.5)

d) Minerals

Naturally occurring chemical substances (0.5) from which rocks are formed, are called minerals.(0.5)

e) Organ system

A group of organs that that work together ( 0.5) to perform a particular function is called an organ system.(0.5)

Q.4 Give reason- 5

a) Solar eclipse is of shorter duration as compared to the lunar eclipse.

Reason- As the shadow of the Moon is of smaller size as compared to Earth’s shadow.

b) We can feel with the help of our skin.

Reason- Since they have tiny nerve endings

c) Reflex actions are quick and automatic

Reason- As these actions do not involve brain /are controlled by the spinal cord.

d) Pumice can float on the surface of water.

Reason- As it is formed by the quick cooling of frothy lava over the surface of the Earth.

e) Screw is better than a nail.

Reason- As it contains threads or grooves which help to fix things more firmly.

Q.5 Correct the given statements and rewrite them- 5

a) W.B.C (white blood cells) are formed in the bone marrow.

Ans. Red Blood cells are formed in the bone marrow.

b) Pivot joint is present in our ankles.

Ans. Gliding joint is present in our ankles./ pivot joint is present between skull and the first two vertebrae.

c) Quartzite is a sedimentary rock.

Ans. Quartzite is a metamorphic rock./ Conglomerate is a sedimentary rock.

d) Growing trees on a large scale is known as deforestation.

Ans. ) Growing trees on a large scale is known as afforestation./ Cutting trees on a large scale is called deforestation.

f) A door knob is an example of a wedge.

Ans. A door knob is an example of wheel and axle. / A knife is an example of a wedge.

Q.6 Answer the following in short- 2x9=18

a) Identify the given simple machine. How does it make our work easier

1. Identify the simple machine in the above picture.

2. It is easier to move down than to move up an inclined plane. Why?

1. Identify the given monument. From which metamorphic rock is it made?

2. From which sedimentary rock is the given rock obtained? Write any one use of this rock other than construction purposes.

h) Coal and petroleum are non-renewable energy sources. Their resources are limited and therefore we need to use them judiciously and wisely. Enlist any two measures which can help you to conserve energy.

Ans. 1. We should use alternate sources of energy like the solar energy and wind energy.

2.we should use car pooling and get the servicing of the vehicles done regularly.( any valid ans)

i) Write any one use of the followinga)

a) Shale - Used for making tiles and bricks.

b) Slate- used for making roofs of buildings.

Q.7 Answer in detail- 3x4 =12

a) Describe the three main parts of the brain and write their function.(1+1+1)

Ans. 1. Cerebrum- i) It is the largest part of the brain responsible for learning, memory and intelligence.

ii)It helps to take logical decisions.

2.Cerebellum- i) It controls and coordinates the movement of voluntary muscles.

ii) It helps in maintaining body balance.

3.Medulla- i) It is called brain stem. It controls involuntary actions like breathing, sneezing and heart beat.

b) Describe the three main types of muscles present in the human body.(1+1+1)

Ans.

1. Voluntary muscles- They are attached to the skeleton and are under our direct control. These muscles bring about movement like walking, talking, eating etc.

2. Involuntary muscles- These muscles are not under our conscious control. These muscles are present in the organs of digestive system and blood vessels.

3. Cardiac muscles- These muscles are present in our heart and control heart beat. These muscles work on their own and not under our conscious control.

c) Explain soil erosion and its causes thereby describing the importance of soil.(1+1.5+0.5)

Ans .The removal of top fertile layer of soil due to the action of wind, human activities and water is called soil erosion(1). Its causes(1.5) area)

a) Wind- Strong wind carries away the top layer of soil leaving it barren.

b) Water- Rain water loosens the top soil which gets carried away.

c) Human activities- Deforestation , overgrazing by the cattles cause soil erosion.

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