ASSET PRACTICE PAPER 1 – GR 7

1. The diagrams show flowers classified into three groups based upon the positions of their parts with
respect to each other.
The positions of which of the following parts is
used to classify these flowers?
A. Petals with respect to sepals
B. Ovary with respect to petals
C. Anthers with respect to sepals
D. Stigma with respect to anthers

2. Deepak has a cone, as seen in the picture, with a stripe of wet paint around the middle of the cone.

If he starts rolling the cone on its side, on a white sheet of paper, keeping the apex of the cone at
the same position with paper.

A.
B.
C.
D.

3 Answer the question based on the food web shown below:

If the number of grasshoppers decreased suddenly the

population of which of the organisms would be
immediately affected?
A. Birds
B. Mice
C. Hawks
D. rabbits

4 Ice cubes of different sizes and at the sane temperature, are placed in identical containers
containing 200 mL water at the same temperature as shown. In which container is the water likely
to cool the quickest?
a. A
b. B
c. C
d. D
5 Rajit, Shernaz, Naseer and Ratna were talking about the water cycle. Here is what they said.
Rajit – “The water cycle stops occurring in some parts of the world during the months of winter.”
Shernaaz: “More water may be evaporating from water bodies during the summer compared to
winter”.
Naseer: “The change in seasons has no effect on the rate of different processes of the water cycle at
a given place”.
Ratna: “The water cycle never stops in any region of the world”.

Who is correct?
A. Only Naseer
B. Only Ratna
C. Only Shernaaz and Ratna
D. Only Rajit and Shernaaz
6. The length of a boundary of a circle is called its circumference.

Sonika has a cylinder. She notices that its base is circular. She wants to find out the circumference
of that base.

She applies thick lines of red and blue paint on the cylinder (figure I) and immediately rolls the
cylinder in a straight line on a paper. The pattern she obtains on the paper is shown in figure II.
Distance between which two points marked on the pattern will give her the circumference of the
base of this cylinder?

(Hint: Think how you would use a thread to measure the circumference of a cylinder using the
coloured lines.)
A. 1 and 3
B. 1 and 4
C. 2 and 3
D. 3 and 4
7. A bulb is connected by two metal wires to an electric cell as shown. Which of the actions will stop
the bulb from glowing?

a. Replacing one of the wires with a nylon rope

b. Replacing both wires with thicker wires
c. Replacing one of the wires with a thicker wire
d. Reversing the terminal of the cell

8. The table here shows leaves of different plants grouped according to their appearance.

Which of the following characteristics was used to group these leaves?

a) The type of leaf venation
b) The colour of the lamina
c) The size of the leaf
d) The margin of the leaf
9. Radha has grouped together butter, wax and ice.
Which of the following properties of these three substances allow to group them together?

a) Only i) and ii)

b) Only i) and iii)
c) Only ii) and III)
d) All i), ii) and iii)

10. The elbow joint is a hinge joint between the bones of the upper and lower arm. Two sets of muscles
are required to move the bones of the forearm. Muscle P pulls them upwards and muscle Q pulls
them downwards.

The movement of which of the following body parts also requires

AT LEAST two sets of muscles?
a) Only the head about the pivotal joint with the neck.
b) Only the fingers about the hinge joints with the palm.
c) Only the thigh about the ball and socket joint with the hip.
d) All the above body parts

11. Amina mixed the following substances in two different glasses P and Q of the same size.

Each time, she measured the time required for the substance to completely dissolve in water.
Which of the following can she find out based on the results?
 a) whether powdered sugar dissolves faster in water than normal sugar.
b) Whether larger amounts of salt require more time to dissolve in water.
c) Whether powdered sugar takes more time to dissolve than common salt.
d) Whether common salt needs more water to dissolve than powdered sugar.

12. A uniform bar of iron is cut into two equal pieces P and Q. Piece P is heated and piece Q is cooled
as shown.

Which of the following is likely to be true about the weights of the hot piece P and the cold piece
Q?
a) Weight of piece P > the weight of piece Q
b) Weight of piece P = the weight of piece Q
c) Weight of piece P < the weight of piece Q
d) Nothing can be said without knowing the exact temperature of the two pieces.

13. Shown below is a sheet that is used to cover a cricket pitch during rains. It is usually kept folded
outside the playing field so that it can be quickly unfolded to cover the cricket pitch when it rains.

Which of these boxes in the table represents the properties the above sheet should have?
a) A
b) B
c) C
d) D

14 An object is said to be in a pure rotational motion when

- All points lying on a particular line within the object remain stationary and
- All the other points move in circular paths
Which of the following are examples of pure rotational motion? Select ALL the correct options.
 a) P
b) Q
c) R
d) S

15 An ice cube at 0 degree Celsius is melted into water in a beaker and then it is freezed into ice again
in the beaker. Assuming that no evaporation takes place, what is the difference between the first ice
cube and the second ice cube?
A. It has more volume
B. Its shape is different
C. It has more weight
D. None of the above

16 Two pipes are shown below.

Which condition should be satisfied to be able to fit Pipe 2 into Pipe 1?

The _____ (outer/inner) radius of pipe 2 should be slightly less than the (outer/inner) _____ radius
of pipe 1 for it to fit inside pipe 1.

17 A plant is kept in a glass box in the sun. Which of these gases will increase after sometime? [More
than one option can be correct]
A. Carbon Dioxide
B. Oxygen
C. Water Vapour

18 Which of the following is true for a switch in an electrical circuit? [More than one option can be
correct]
A. It must be made out of plastic
B. It must be made out of metal
C. It must be a conductor
D. None
19 Some milk suppliers increase the quantity of milk by adding water. They then add wheat flour or
rice flour to the watery milk to increase the solid content and make it feel thicker. Which of the
following should be done to detect the presence of wheat or rice flour in milk?
A. Test for vitamins
B. Test for protein
C. Test for starch
D. Test for fats

20 The picture shows the inside of the mouth of a camel. It is covered with lining of tough leathery
projections. How does this lining in the mouth help a camel?
A. to taste food
B. to reach the leaves on tall trees
C. to take in water from the food it eats
D. to eat thorny plants without getting hurt

21 What is the likely advantage of the expandable garden hose over the normal plastic garden hose?

A) Water flows through it much faster.

B) Less space is required to store it.
C) Less water is wasted by using it.
D) It can reach a longer distance.

22 A ball is held on one side of a screen, between a light source and the screen. The viewer on the
other side, see a dark shadow of the ball on the screen.

What kind of screen could it be?

A) Opaque
B) Translucent

23 Students want to find out the amount of water present in different foods. They will do the following
in the given order:

What should they do to be SURE that all the water has gone out of the food sample?
A) Heat the food sample for two hours instead of one hour in step(ii).
B) Check the weights in step (i) and (iii) on two difference balances.
C) Repeat steps (ii) and (iii) till a constant weight is obtained.
D) Cut the food sample into small pieces before heating.
24 Which of the following set-ups should Gauri use to find out how the weight of a toy car affects the
distance it moves when pushed once?
(Note: All the cars are pushed with equal force in the direction indicated by the arrow.)

a) b) c) d)
25 The water level in a well has gone down by a few metres in the past two years. Which of the
following could have been the possible cause(s)? Choose ALL the correct options.
a. Evaporation of water
b. Over consumption of water by humans
c. Insufficient rains during the rainy season.
26 Answer the following questions 26 and 27 based on the given information.

The chart below shows the distribution of water on Earth among different sources of water.

The first chart shows the distribution of water between saline and freshwater.
The second chart shows the distribution of fresh water.
The third chart shows the distribution of surface water into lakes, swamps and rivers.

Which of the following contribute the most to the freshwater on Earth?

A) lakes
B) rivers
C) ground water
D) icecaps and glaciers

27 Which of the following statement is true?

A) 2% of Earth’s water is found in rivers.
B) 11% of freshwater is found in swamps.
C) 30.1% of freshwater is found as ground water.
D) 68.7% of Earth’s water is trapped in the form of icecaps and glaciers.

28 What is different from an aircraft with foldable wings and an ordinary aircraft without any
foldable wings? [More than one option can be correct]
 A) It can fly higher
B) It can be protected from rain better when compared to an ordinary aircraft
C) It requires less maintenance.
D) It takes less space when parked.

29. Some insects attacked the sunflower plant in Hari’s garden and made small holes in the leaves.
Later, he collected some seeds from this plant and sowed them in a greenhouse.
How will the leaves of the new plants grown from the seeds appear?
a. All the new plants will have the leaves with holes.
b. Some of the new plants will have leaves with holes.
c. None of the leaves of the new plants will have holes.
d. It depends on how old the parent plant was when it was attacked by insects.

30 Bhanu was walking early in the morning. He saw the sun rising to his left. He reached the end of
the road in 10 minutes. He turned around and started walking back the same way that he had come.
In which direction will his shadow fall while going and returning?

a. A
b. B
c. C
d. D
31 A flower is called zygomorphic if it can be cut in only one way to get two parts which are mirror
images of each other. Which of the following flowers are zygomorphic? Select All the correct
options.

a. Neem flowers
b. Peacock flower
c. Hibiscus flower
d. Amaltas flower

32. Where does the energy for the Earth’s water cycle come from?
a. the water vapour rising up
b. the waves on the sea
c. the falling rain
d. the Sun

33 Given below are descriptions about some separation processes.

1.Used to separate heavier and lighter components of a mixture by wind.
2.Used when components of a mixture have different sizes.
3.Used to get back a substance that has been dissolved.
4.Used for separation of solids from liquids.

What is the correct order of the processes according to their descriptions?

a. sieving, winnowing, filtration, evaporation
b. sieving, winnowing, evaporation, filtration
c. winnowing, sieving, evaporation, filtration
d. winnowing, sieving, filtration, evaporation
34 What can be measured using the instrument shown below?

a. the speed of a vehicle.

b. the amount of fuel in a vehicle.
c. the distance travelled by a vehicle.
d. the thickness of a tyre tube of a vehicle.

35. Sadhna wants to use the LEAST amount of wrapping paper to wrap the gift box shown below.

Which of the following does she need to know about the box?
A. Only its length and height.
B. Only its breadth and height.
C. Only its length and breadth.
D. All- length, breadth and height

36 Dhanush arranged three identical bulbs P, Q and R in a circuit as shown

below.

Which of the following statements is true about the brightness of the

blub?
A. Bulb P is brightest.
B. Bulb R is brightest.
C. Bulb P, bulb Q and bulb R are of equal brightness.
D. Bulb P and bulb Q are of equal brightness and brighter than bulb R.

37 Rajni made an electric circuit as shown in the diagram. The bulb glows when the switch is ON.

Then she changed the circuit arrangement in a different way.

A B C
In which of these circuits will the bulb glow?
38.

Which ring(s) should Adil remove from the arrangement to STOP the bulb glowing?
A. Only ring 2
B. Both rings 2 and 4
C. Both rings 4 and 5
D. Any one tof these rings – 2, 4 or 5

39. Kajal travelled in a car from town P to town Q in the night. Kim travelled in her car from town Q,
thus in the opposite direction. Both started at the same time.
Next morning, Kajal told Kim that she saw the Moon following her. Kim said, “That is strange, the
moon was following our car too!” Which of the following is the most likely explanation for this?
A. One of the girls was seeing another brighter object in the sky.
B. These observations are possible since the moon revolves around the Earth.
C. The Moon is very far from the Earth and so it makes all who can see it think, ‘It travels with
me!’
D. (Moon cannot appear to be traveling with two people moving in opposite direction)

40 Listed below are some objects.

- Glass marble
- Coin
- Milk
- Kerosene
- Piece of cardboard
Which of the following tables can be used to classify the above objects?

A. Table 1
B. Table 2
C. Table 3
D. All – 1, 2, 3
41 Rubina has a sand clock shown below, where the bulb P is bigger than Bulb Q. It takes 15min for
all the sand to pass from bulb P to bulb Q.

The sand clock is then turned upside down. How much time is it likely to
take for the sand to pass from Bulb Q to Bulb P?
A. 15 min
B. Less than 15 min
C. More than 15 min
D. Cannot say

42. Which of these shadows could have been formed late in the evening?

43 Shaan stands in front of a magic mirror. A magic mirror is made of alternate strips of transparent
glass and mirrored glass. So, Shaan’s reflection looks as shown below. Shwetha stands to the right
of the magic mirror facing Shaan.

Now Shwetha moves and stands behind the mirror with her right hand raised. What will Shaan see?

A B C D
44. What happens to our body temperature on a cold winter day or a hot summer day?
A. There is no difference. It remains approximately 37 degree Celsius.
B. The temperature of the body is much lower in winter and higher in summer.
C. The temperature of the body is much lower in summer and higher in winter.
D. The temperature of the body changes with season but depends on body weight.

45 Dinesh puts a steel tumbler in between an electric circuit as shown as in the figure to check if the
bulb lights up. What likely to happen?

A. The bulb will fuse, because of a short circuit.

B. The bulb will light up, as steel does conduct electricity.
C. The bulb will not light up, as only wires can conduct electricity.
D. The bulb will not light up, as the steel tumbler is hollow and it cannot conduct electricity.