SARPANG
LOWER SECONDRY SCHOOL
MID
TERM EXAMINATION-2014
Subject: science
Full Marks: 100
Class V
Time: 2hrs
Name................................................Sec....................
Roll No............
Question
1 (25 Marks)
Direction: Each question is
followed by four possible answers. Choose the correct answer and write it in
the space provided.
1. An
element is a pure substance which is made up of identical tiny particles
called………..
a. Compounds
b. Element
c. Matter
d. Solids
Answer
.........…………………
2. The
following liquids floats on water EXCEPT
a. Refine
vegetable oil
b. Hydrogenated
oil
c. Petrol
d. Honey
Answer
.........…………………
3. An
example of irreversible change is…………..
a. Ice
to water
b. Boiling
of an egg.
c. Melting
of wax
d. Water
to ice
Answer
.........……………………
4. The
change of state from liquid to gas is called………………
a. Sublimation
b. Condensation
c. Freezing
d. Evaporation
Answer
.........……………………
5. The
particles in gas are………………………………
a. Loosely
packed
b. Freely
packed
c. Tightly
packed
d. None
of the above
Answer
.........……………………
6. Which
is a physical change?
a. Growth
of a plant
b. Melting
of snow
c. Curd
formation
d. Burning
of paper
Answer
.........……………………
7. Construction
of road is an example of
a. Natural
change
b. Man-made
change
c. Chemical
change
d. Physical
change
Answer .........……………………
8. One
of the conditions to change liquid to solid is by
a. Increasing
the temperature
b. Decreasing
the temperature
c. Keeping
the temperature same
d. All
of the above
Answer
.........……………………
9. The
change of state from gas to liquid is known as…….
a. Condensation
b. Evaporation
c. Melting
d. Freezing
Answer
.........……………………
10.
Hand picking is an
effective method to separate
a. Flour
and sand.
b.
Rice and maize.
c. Salt
and sugar.
d. Rice
and zaw
Answer
.........……………………
11.
What is the main
characteristic of solid-solid mixture that you
would consider to separate by
Sieving?
a. Heavy
and light.
b. Colour
of mixture.
c. Size
of mixture.
d. Weight
of mixture.
Answer
.........……………………
12.
Sonam is trying to move
a box containing books to his study room; he finds it difficult to move it. The
best way to move the box is to
a. Use
roller underneath the box and push.
b. Put
grease on the floor and push.
c. Sprinkle
powder o the floor and push.
d. Put
a plank under the box and push.
Answer .........……………………
13.
Friction is measured by
a. Beam
balance.
b. Measuring
tape.
c. Scale.
d. Spring
balance
Answer
.........……………….....
14.
Rainbow is the
result of
a.
reflection
b.
dispersion
c.
shadow
d.
vibration
Answer……………………….
15.
Sharpness of the
music can be increased by
a.
Decreasing the
length of the string
b.
Increasing the
length of the string
c.
Decreasing the
size of the instrument
d.
Increasing the
size of the instrument
Answer…………………………………………
16.
Which one of the
following is NOT CORRECT?
a.
Sound travels
through air.
b.
Vibrating of
membrane produces sound in a drum.
c.
Even surface
reflects light in one direction.
d.
Longer the distance,
louder the sound
Answer…………………………………………..
17.
_________ is the unit
to measure force
a. Ft
b. km
c. kgf
d. Kg
Answer
.........……………………
18.
A sound box is
a. a
device that makes the sound fainter
b. a
device that makes the sound louder
c. a
stringed instrument
d. a percussion instrument
Answer
.........……………………
19.
All of the following
are wind instruments EXCEPT
a. Whistle
b. Conch
c. Drum
d. Trumpet
Answer
.........……………………
20.
Which one of the
following is NOT CORRECT?
a. Sound
travels through air.
b. Vibrating
of membrane produces sound in a drum.
c. Even
surface reflects light in one direction.
d. Longer
the distance, louder the sound.
Answer
.........……………………
21.
Which of the following
is not a renewable source of energy?
a. Water
b. Coal
c. Sun
d. Wind
Answer
.........……………………
22.
Sharpness of the music
can be increased by
a.
Decreasing the length of the string
b.
Increasing the length of the string
c.
Decreasing the size of the instrument
d.
Increasing the size of the instrument
Answer………………………………………………………………………..
23.
If we bring charged
balloons together they will repel each other because
a. They
have like charges
b. They
have unlike charges
c. It
is a good conductor
d. It
is bad conductor
Answer
.........……………………
24.
……………………… is used to generate hydroelectricity.
a. Sun
b. Wind
c. Moon
d. Water
Answer .........……………………
25. The
materials that allow the current to flow are called
a. Voltage
b. Conductors
c. Insulators
d. Circuit
Answer
.........……………………
Question
2
Direction:
Fill in the blanks with correct words.
(1x10=10)
1.
An element is made up of tiny particles
called…………
2.
When a substance disappears in liquid,
it is termed as…………….
3.
An example of physical change is ……………
4.
The unit for measuring force is ………
5.
The best method to separate iron filings
from flour is by using ……………………
6.
The tyres with …………… have more friction
than the worn-out tyres.
7.
Footballers wear shoes with spikes to
……………… Friction.
8.
……………………………..is formed when light is
blocked by an opaque object.
9.
An electric wire is made
of………………………………….
10.
…………………Completes the circuit when we
turn on.
Question 3: Direction:
Match the following (1x10=10)
Column A Column B
1. Solid 1. Change of state from solid
to liquid or liquid to
solid.
2. Sublimation 2. Molecules are tightly
packed.
3. Freezing 3. Process of rapid vaporization
. of liquid at certain
temperature
4. Boiling 4. Change of state from
liquid to solid.
5. Hand
picking 5. stone and grains.
6. Magnetic
separation 6. iron filing from sand
7. Treads
7. increase friction.
8. Grease 8. decrease friction
9. VIGYOR 9.
Spectrum
10. Short string 10
sharper sound
Question
4
Write
true or false (1x10=10)
1. Liquid
does not take the shape of a container. ................
2. Milk
changing into curd is an example of permanent change. .....
3. Boiling
is the rapid vaporization of liquid on heating. ................
4. Friction
can slow down the speed of moving an object. .............
5. We
can separate solid- solid mixture of same size by sieving......
6. The
agent used for winnowing is wind............
7. White
is the mixture of seven different colours............
8. Conch
is a stringed instrument....................
9. Lightning
is static energy..............
10.
Like poles attract and
unlike poles repel...........
Question 5
Direction: Write short answer for
the following (25 marks)
1.
Give two properties of
solid. (2mark)
2.
Write one similarity
and difference between sieving and filtration.
(3 marks)
3.
Is heating of hydrogenated vegetable oil a
permanent change? Why? (2 mark)
4.
Explain reversible and
irreversible change. (2
mark)
5.
Give two examples of
element.
(2 mark)
6.
When is hand picking an
effective method of separating? ( 2 )
7.
Mention TWO factors
that affect winnowing? ( 2 marks )
8.
Rolling ball on the
ground gradually slows down and stops. Why?
( 2marks )
9.
Khandu’s door hinge
makes an annoying noise when closing and opening. Why?
( 2marks )
10.
How can you increase
the loudness of the sound? (2marks)
11.
Your parents have
decided to paint your room walls and you want keep it bright. What would you
advise them? (2marks)
12.
Bhutan has lot of hydro
power stations. Why? (2marks)
Question 6
Answer the following questions (20 marks)
1. Gas
does not have fixed shape and volume. Why? (2marks)
2. Draw
the diagram of particle arrangement in (3marks)
a. Solid b. Liquid c. Gas
3. Phuntsho
wants to separate husk from wheat flour. Which method would you suggest? Why? (3marks)
4. What
do you think will happen if there is no friction? ( 2marks )
5. Ap
Dorji wants to buy a pair of shoes to go for a hike in the mountains. What type
of shoes would you suggest? Why?
(2 marks )
6. Explain
how rainbow is formed. (2 marks)
7. Explain
the reflection of light in even and uneven surface with the help of your
diagram. (3 marks)
8. Describe
how electricity is produced in a hydropower stations.
(3
marks)
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*********************GOOD LUCK!*********************
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