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Science Writing Time :
2 Hours
Total Marks : 100
READ THE FOLLOWING DIRECTIONS CAREFULLY:
1.
In this
booklet, you will find 25 questions in Section A and 5 questions in
Section B. You must answer all the questions. Each question in Section A is worth 2 marks.
2.
All answers for Section ‘A’ and ‘B’ must be written in the answer sheet
provided by the school.
3.
Do not start
writing the answers to questions until you are given permission to do so.
4.
You will have 2 hours in which to answer all the
questions
5.
Once the examination begins, you will not be allowed
to ask questions, speak with others or move around.
6.
If you finish before the time is over, close the
Answer Booklet, and sit quietly. You are allowed to leave the examination
room ONLY half-an-hour before the completion of the stipulated time of the
paper.
IF YOU HAVE ANY QUESTIONS, ASK THEM NOW!
TURN PAGE
(15
Minutes is to be allowed for reading as well as for teachers on duty to
explain the instructions)
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SECTION A
25
Questions – 50 Marks
Answer
ALL questions
Direction:
Each question in this section is followed by four possible choices of answers.
Choose the correct answer and write it down in the
answer sheets provided by the school.
1. Which of the following
is NOT a solid?
A ice
B snow
C honey
D butter
2. A common conductor of electricity is
A wood.
B metal.
C rubber.
D plastic.
3. Flowers have brightly
coloured petals and scent
A to attract
insects.
B to distract
insects.
C for slow
pollination.
D for quick
pollination.
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A Three
batteries are required to compete the circuit.
B Two
batteries are required to complete the circuit.
C Three
wires are required to complete the circuit.
D The connections of the wires are wrong.
5. Stretching of a rubber
band is an example of
A compressive
force.
B magnetic
force.
C tensile
force.
D shear
force.
6. Salt dissolves faster
in
A cold water.
B hot
water.
C alcohol.
D oil.
7. Look at the model of a
cantilever bridge given below.
If we increase the overlapping gap of the planks in the model, the
strength of the bridge will become
A weaker.
B durable.
C flexible.
D stronger.
8. People take antacids
after eating acidic food to
A make
the food less acidic.
B digest
the food properly.
C neutralise
the alkali.
D neutralise
the acid.
9. In an egg, the nutrients
to a growing chick are provided by the
A yolk and shell.
B yolk
and egg white.
C membrane
and yolk.
D membrane
and egg white.
10. Triangles are used in structures
A to make the structure look
beautiful.
B to make the structure
stronger.
C because they can
easily form any shape.
D because they are cheap.
11. ‘Yellow
haldi paper changes to red in a soap solution’.
This is an example of a
A chemical change.
B physical change.
C natural change.
D colour change.
12. The reaction given below shows burning.
The missing product in the above reaction is
A heat.
B light.
C water.
D oxygen.
13. The diagrams below show
the different ways to keep orange juice cool.
Which is the best way to keep orange juice
cool?
A I
B II
C III
D IV
14. Travellers use a
magnetic compass to
A make a
game.
B attract
iron filings.
C produce
electricity.
D find
the north and south poles.
15. Pema did an experiment
with a rubber band and a paper pellet.
She recorded the
results as shown in the table given below.
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Elastic band pulled/stretched
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Distance travelled by the paper pellet.
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3 cm
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9 cm
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9 cm
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27 cm
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12 cm
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X
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15 cm
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45 cm
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The value of X in the table above is
A 38 cm.
B 37 cm.
C 36 cm.
D 35 cm.
16. The diagram given below shows
transpiration in plants.
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Which statement correctly matches with diagram B?
A Plants having large
leaves transpire more.
B Plants having small
leaves transpire less.
C Both plants transpire more in wet
weather.
D Both plants
transpire at the same rate.
17. The sound of
thunder travels 1km in 3 seconds. If you
hear the sound of thunder 36 seconds after lightning, how far is the storm?
A 13 km
B 12 km
C 11 km
D 10 km
18. The graph below shows the rate of
photosynthesis during the course of the day.
According to the
graph above, the part of the day when photosynthesis is maximum is at
A midnight.
B 4.00
PM.
C midday.
D 8.00
AM.
19. If a tube is a hollow structure, which of
the following statements is NOT TRUE?
A A bottle is tube
shaped.
B A plastic pipe is tube
shaped.
C An electric pole is
tube shaped.
D A solid cylinder is
tube shaped.
20. The strength of an electromagnet can be
increased by
I. increasing the number
of turns of the wire
II. decreasing
the number of turns of the wire
III. decreasing
the number of batteries
IV. increasing
the number of batteries
Which of the following is TRUE ?
A I and II.
B I and IV.
C II and III.
D II and IV.
21. Study
the growth chart given below.
From the chart, after 16 months Leela
A was
still sick.
B lost her health completely.
C started
regaining her health.
D neither
improved nor lost her health.
22. An empty glass bottle
will float on water because
A the bottle contains
air.
B the bottle is empty
and it is light.
C empty containers are
always light.
D bottle shaped containers
float on water.
23. Which
of the following is NOT TRUE?
A Yeast can respire
without oxygen.
B Yeast cannot respire
without sugar.
C Yeast respires better
in warm places.
D Yeast produces oxygen
during respiration.
24.
The experiment given above is used to check the
A quality
of wire.
B quality of paper.
C voltage of battery.
D brightness of a bulb.
25. ‘A mother
should eat food rich in proteins for her baby to grow healthy in the womb’.
Which of the following groups of food is rich in proteins?
A eggs,
pulses and milk
B eggs, rice and
tomatoes
C eggs,
maize and mangoes
D eggs,
spinach and bananas
SECTION B
5 Questions – 50 Marks
Answer
ALL questions
Direction:
Answer the questions given below as directed. All answers must be written in
the answer sheets provided by the school. The
intended marks for each question is given
in brackets [
].
Question 26
(a) Fill in the
blanks. [5]
(i) The ………… protects the
seed.
(ii) The .………… is the
distance a bridge crosses.
(iii)
The band of colours in a rainbow is called …………….
(iv)
A ……… does not have a definite shape and volume.
(v)
The ………… of a magnet have stronger magnetic force.
(b)
Look at the diagram of a bridge given below and answer
the questions that follow.
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(i) Name the type of bridge.
[1]
(ii)
How can the bridge be made stronger? [2]
(c) Copy and complete the table given below. [2]
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Part
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Function
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Womb
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……………………
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Birth canal
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……………………..
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Question 27
(a) (i) Study the names of plants and animals
given below. Use FOUR names from the
list to make a food chain. [2]
eagle, snake, grasshopper,
seeds, leaves, mice, owl
(ii) The flow chart below shows the process of
making cheese. Copy and write the
missing information. [3]
(b) Match
the following and rewrite the correct matching pairs. [5]
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Column A
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Column B
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1. Bulb
2. Elbow
3. Crystals
4. Natural
rubbish
5. Habitat
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hinge joint
cave
salt and sugar
dead animals
filament
sliding joint
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Question 28
(a) State whether
the following sentences are TRUE or FALSE. [5]
(i) The electricity that
does not flow is called static electricity.
(ii)
The earth does not have magnetic force.
(iii)
Parallel connections decrease the brightness of a
bulb.
(iv)
The seeds having hooks are scattered by animals.
(v)
Things dry by the process of evaporation.
(b) (i) Define the following terms. [3]
1. switch
2. germination
3. matter
(ii) The
diagram given below shows the life cycle of a butterfly. Copy the diagram
and complete it. [2]
Question 29
(a) (i) Draw a diagram
to show the position of the sun at 5 PM. [1]
(ii) You are provided with
the following materials: bowl, water,
plasticine With the help of diagrams,
explain how a plasticine ball floats on the surface
of water. [2]
(b) Answer
the following questions.
(i) What
are the sources of producing electricity? Name FOUR sources. [2]
(ii) Give ONE
example each of a chemical and a physical change. [1]
(iii) What type of energy is stored in a torch
battery? [1]
(iv) Name TWO
forces a suspension bridge responds to. [1]
(v) Will the bulb light when a plastic bag is
put between the drawing pins in a circuit?
Why? [1]
(vi) Given
below are a magnet and a compass. What pole is ‘M’ in the diagram? [1]
Question 30
(a) (i) ‘Bamboo
is an extremely important and useful material’. Give TWO
reasons to
support the statement. [2]
(ii) ‘Forest is an example of renewable
source of energy.’ Explain the
statement. [2]
(iii) The
diagram below shows how pH in the mouth changes frequently.
When
is the best time to clean our teeth? Why? [2]
(b) (i) The statements given below show the
different ways of drying meat.
I. Hanging meat outside a latrine.
II. Drying meat on a wall.
III.
Drying meat covered with a thin
cloth.
Which method of drying
meat is the best? Why? [2]
(ii) Study the diagram given
below and answer the questions that follow.
1. What
is the process called? [1]
2. What
is the function of the cold water? [1]
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