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ANNIKA_practice

Total questions: 157

Worksheet time: 2hrs 6mins

Name
Class
Date
1.

Ariana uses balloons to investigate static electricity. Which of the following best explains what will happen when she brings two positively charged gallons closed to each other?

a)

The balloons will move apart

b)

The balloons will come together.

c)

One balloon will lose its charge.

d)

One balloon will gain a negative charge.

2.

Margot measured 400 milliliters (mL) of waters using a beaker. She then heated the water until it boiled. She poured the boiling water back into the beaker and saw that there was less water than she had before.

What property changed after the water was boiled?

a)

color

b)

shape

c)

volume

d)

texture

3.

A student uses the following steps to find the temperature at which water boils.

Step 1: Pour 1 liter of water into a heavy copper pot.

Step 2: Put the copper pot on the stove and heat he water.

Step 3: Turn off the stove after the water starts to boil.

Step 4: Wait 5 minutes for the steam to clean and then measure the temperature using a thermometer.

The student's teacher said that there was a problem with one of the steps. With which of the steps did the teacher most likely have a problem?

a)

Step 1

b)

Step 2

c)

Step 3

d)

Step 4

e)

Step 5

4.

Jenny measures the outside temperature as 16 degrees Celsius (°C), 61 degrees Fahrenheit (°F). She observes precipitation falling from the clouds in a solid form. What type of precipitation is Jenny most likely observing?

a)

Hail

b)

Rain

c)

Sleet

d)

Snow

5.

Susanna uses a rope to lower a bucket in order to get water from a well near her house. Which force allows the bucket to be lowered?

a)

electrical

b)

friction

c)

gravity

d)

magnetism

6.

A radiometer is a device with fins that spin when light energy strikes them. A picture of a radiometer is shown at the left. As part of an experiment, a light source was placed 50 centimeters (cm) from a radiometer. The light sources gave off four different-colored lights for 30 seconds (s) each. After each color of light was turned off, the amount of time the fins on the radiometer spun was recorded. The results are shown in the table below. Which color of light provides the greatest amount of light energy according to data in the table?

a)

red

b)

blue

c)

green

d)

white

7.

Regina is going to dissolve a teaspoon of sugar in a cup of hot tea. What could Regina do to dissolve the sugar more quickly?

a)

add ice to the cup

b)

stir the tea vigorously

c)

add more sugar to the tea

d)

put the tea and sugar in a larger cup

8.

A student needs 200 milliliters of salt water for an experiment. Which of these tools would be BEST to measure the volume of the solution?

a)

A ruler

b)

A thermometer

c)

A balance scale

d)

A measuring cup

9.

The organisms shown below live in or near bodies of water. Some are classified as vertebrates and some as invertebrates. Which organism is classified as an invertebrate?

a)

crab

b)

fish

c)

manatee

d)

turtle

10.

As part of a science test, Mrs. Gleason asks her students to separate the sand from a mixture of table salt and sand. Which of the following facts would be most useful in separating the table salt and sand?

a)

Neither sand nor table salt is magnetic.

b)

Sand and table salt are different colors.

c)

Table salt dissolves in water and sand does not

d)

Sand and table salt have particles of roughly the same size.

11.

Plants are classified according to their structures. The plant pictured below reproduces without seeds and has simple tubes for transporting water. In which group of plants would this plant be classified?

a)

spore-producing plants with many leaves

b)

plants that produce fruit on their leaves

c)

plants that produce fruit on their leaves

d)

flowering plants with many leaves

12.

Workers from a moving company are lifting a mattress through a large upper window. Which of thefollowing correctly identifies the forces acting on the mattress?

a)

only the force of gravity

b)

only an upward pulling force

c)

gravity and an upward pulling force

d)

friction and a downward pushing force

13.

A teacher wanted to demonstrate an experiment to his class. He needed a container that was see-through, safe to use with most chemicals, and could be heated over a flame. Which of these would be the best material for the container?

a)

glass

b)

iron

c)

plastic

d)

rubber

14.

Erosion and weathering can both cause changes to the surface of Earth. Which of the following happens only because of erosion and NOT because of weathering?

a)

Rocks form deep underground.

b)

Rocks become smooth and round.

c)

Rocks are broken apart into small pieces.

d)

Rocks are moved from one place to another.

15.

Mike and Sophia each have an empty shopping cart with the same mass. They push their shopping carts straight out in front of them at the same time. Mike’s cart rolls one meter while Sophia’s cart rolls two meters. Which of the following is true?

a)

Mike used more force to move his cart.

b)

Mike used more speed to move his cart.

c)

Sophia used more force to move her cart.

d)

Mike and Sophia used the same amount of force to move their carts.

16.

Which of these is a scientific question?

a)

Which is a better insulator, wood or glass?

b)

Which is the most beautiful place on Earth?

c)

Which animal makes a better pet, a cat or a dog?

d)

Which color is most liked by the majority of people in the world?

17.

Roger collected four rock samples and wrote a description of how each was formed. Which of the following rocks that Roger collected is a metamorphic rock?

a)
b)
c)
d)
18.

Mr. Washington mixed iron filings with sand. Then, he asked his students to separate the iron filings from the sand. Which of the following is the best tool to use to separate the iron filings from the sand?

a)
b)
c)
d)
19.

Susie and Angie are playing baseball on a calm day. Susie pitches the ball, and Angie bats it back. Whichof the following best describes what happens when the bat hits the ball?

a)

The batter applies energy that changes the speed and direction of the ball.

b)

The batter applies as much energy as the ball so neither direction nor speed changes.

c)

The batter applies energy that changes the ball’s speed without changing its direction.

d)

The batter applies energy that changes the ball’s direction without changing its speed.

20.

Alea learned in science class that one form of energy can be changed into other forms of energy. In which of the following situations does electrical energy become light and heat energy?

a)

the Sun rises

b)

a candle is lit

c)

charcoal burns

d)

a light bulb is turned on

21.

During an experiment, a student measures 25 g of salt. The salt is dissolved in 500 mL of water. The salt solution is heated, and its temperature is kept at 35°C of the following tools would not be used to perform the experiment described?

a)

balance

b)

graduated cylinder

c)

stopwatch

d)

thermometer

22.

Which variable must stay the same in order to find out which materials conduct electricity?

a)

the type of battery

b)

the color of the wire

c)

the materials tested

d)

the size of the materials

23.

Look at the picture of a tool. How does the tool help scientists?

a)

It helps them to see very small objects.

b)

It helps them to heat very small objects.

c)

It helps them to store very small objects.

d)

It helps them to weigh very small objects.

24.

This graph shows the average temperature of a city each week for five weeks.

If the temperature keeps falling at the same rate, by which week will the temperature reach 40°F?

a)

Week 5

b)

Week 6

c)

Week 7

d)

Week 8

25.

Amber noticed that when she breathed on a cold mirror, the glass fogged up. Which of the following best explains why this happened?

a)

Amber’s breath caused a physical change, which froze the mirror.

b)

Cooling caused a physical change, which caused Amber’s breath to condense on the mirror.

c)

Amber’s breath cooled the mirror and caused a chemical change, which produced a white substance.

d)

Cooling caused a chemical change, which turned oxygen from Amber’s breath to water on the mirror.

26.

A student designs a toy boat by using a sponge for the body of the boat and a piece of cloth tied to a pencil for the sail and mast. He then places the boat in a container filled with water. The boat stays afloat for about 30 minutes before sinking. Which of these possible solutions will most likely improve the results of this experiment by increasing the time that the boat stays afloat in the water?

a)

change the shape of the sponge

b)

change the amount of water in the container

c)

change the material used to make the body of the boat

d)

change the size of the cloth used for the sail of the boat

27.

The number of apples on a tree at school has been decreasing every year as shown in the graph. If the number of apples on the tree each year continues to follow the same pattern shown in the graph, how many apples will there be on the tree in 2008?

a)

25

b)

50

c)

75

d)

100

28.

The food for the growth of a new plant is stored in the____

a)

Seed

b)

Embroyo

c)

Seed coat

d)

Cotyledon

29.

Water is needed for the germination because it______

a)

Allows store food to become available for use by embryo

b)

Makes the seeds swell up

c)

Kills the seed

d)

Clean the seed

30.

The small root emerging from a germinating seed is called.

a)

Radicle

b)

Cotyledon

c)

Plumule

d)

Seed coat

31.

Rabi crops are usually grown from

a)

June - October

b)

November-January

c)

November - April

d)

June - August

32.

Animals living in polar region have a layer of fat under their skin which is called

a)

Blubber

b)

Adaptation

c)

Fur

33.

Reptiles birds and mammals breathe through

a)

Spiracles

b)

Lungs

c)

Gills

34.

Which one of the following not a land animal

a)

Snake

b)

Octopus

c)

Crocodile

d)

Squirrel

35.

Ostrich is a

a)

Flightless bird

b)

Aquatic animal

c)

Polar animal

d)

Desert animal

36.

The framework of bone inside our body is called

a)

Skeleton

b)

Skull

c)

Joint

37.

Joint present in our shoulder is example of

a)

Hinge joint

b)

Ball and socket joint

c)

Gliding joint

d)

Pivot joint

38.

There are ............number of bones in in our body

a)

206

b)

33

c)

300

d)

106

39.

Tissues which help the muscle to attach to the bones are called

a)

Tendons

b)

Joint

c)

Ribcage

40.

All the following live in nest except

a)

Bat

b)

Crow

c)

Pigeon

d)

Sparrow

41.

Select the animal whose young one is called 'Joey' .

a)

Monkey

b)

Lamb

c)

Tiger

d)

Kangaroo

42.

X is a animal that lives both land and water

a)

Frog

b)

Fish

c)

Ant

d)

Kingfisher

43.

Match the following and select the correct one

Animals Sounds

a)Cow i)Trumpet

b)Sheep ii)Moo

c)Lion iii) Baa

d)Elephant iv)Roar

a)

a--i, b--ii, c--iii, d--iv

b)

a--ii, b--iii, c--iv, d--i

c)

b--i, c--ii, a--iii, d--iv

d)

None of these

44.

Plants are living, but they CANNOT _______ like animals.

a)

Breathe

b)

Grow

c)

Change position

d)

Reproduce

45.

Select the INCORRECT pair of animals and its homes.

a)

Lion----Den

b)

Fish----Water

c)

Crow----Tree holes

d)

Horse----Stable

46.

Rumi wakes up in the ________ to go to school.

a)

Evening

b)

Night

c)

Morning

d)

Afternoon

47.

Which of the following is common character of climbers and creepers

a)

They have weak stem.

b)

They grow along the ground.

c)

They bear large fruits.

d)

They have no leaves.

48.

Which of the following is obtained from the same type of plant from which pumpkin is obtained

a)

Maize

b)

Hibiscus

c)

Watermelon

d)

Jack fruit

49.

Spider is an insect thus it has (a)   legs.

50.

Bikash paired animals with similar eating habits. In doing so, he made an INCORRECT pair. Identify the incorrect pair

a)

Bear, Crow

b)

Lion, Vulture

c)

Sparrow, Cow

d)

Horse, Elephant

51.

Which of these insects has no legs

a)

Earthworm

b)

Lizard

c)

Grasshopper

d)

Mosquito

52.

Which part of our body helps us to hear

4 lines
53.

In the given diagram, X could be:

a)

Fennel

b)

Mustard

c)

Coconut

d)

Groundnut

54.

Select the natural thing which is non-living

a)

Plants

b)

Birds

c)

Stars

d)

Balls

55.

Select the correct option regarding labelled parts P, Q, R and S of Ravi's body:

a)

Ravi picks up the ball by Q

b)

Ravi walks with the help of P

c)

Ravi see the sky with the help of R

d)

All of these

56.

Which animal live in a burrow?

a)

Bees

b)

Monkey

c)

Rabbit

d)

Vulture

57.

Which is NOT a shrub?

a)

Spinach

b)

Jasmine

c)

Hibiscus

d)

Lemon

58.

Which insect CANNOT fly?

a)

Butterfly

b)

Honey bee

c)

Termite

d)

Beetles

59.

Which among the following lays big egg?

a)

Hen

b)

Pigeon

c)

Ostrich

d)

Parrot

60.

The total number of bones in an adult human skeleton is

a)

213

b)

200

c)

206

d)

205

61.

Which from the following helps our tongue to recognize the tastes?

a)

taste buds

b)

eardrum

c)

lens

d)

tectacles

62.

Which from the following is an example of second class lever?

a)
b)
c)
63.

Which from the following prevents topsoil from being washed away?

a)
b)
c)
d)
64.

Which from the following is the only rock that floats on water?

a)
b)
c)
d)
65.

The vertebral column is made up of.........?

a)

32 ring - shaped bones

b)

33 ring - shaped bones

c)

31 ring - shaped bones

d)

34 ring - shaped bones

66.

Which from the following joints are found in your elbows, knees, fingers and toes?

a)
b)
c)
d)
67.

Which of the following protects the lungs, heart and liver?

a)
b)
c)
d)
68.

Which from the following is the largest and uppermost part of the brain?

a)

Cerebrum

b)

Medulla

c)

A & B Both

d)

None of the above

69.

Which nerve carries messages from sensory organs to the brain?

a)

Sensory nerves

b)

Motor nerves

70.

Which from the following is known as terrace farming?

a)
b)
c)
d)
71.

Which of the following happens during LUNAR ECLIPSE?

a)
b)
c)
72.

Which from the following is an example of Transparent object?

a)
b)
c)
d)
73.

Identify deforestation

a)
b)
c)
d)
74.

Which form the following is an example of SOLAR ECLIPSE?

a)
b)
75.

Which from the following is made up of sandstone?

a)
b)
c)
d)
76.

Which from the following is made up of Marble?

a)
b)
c)
77.

Which from the following is not a simple machine?

a)
b)
c)
d)
78.

A lunar eclipse always occurs when it is

a)
b)
79.

Which form the following is a method of soil conservation?

a)
b)
c)
80.

2. Which of the following is not a land transport

a)

a. Bus

b)

b. Boat

c)

c. Scooter

d)

d. Car

81.

3. Which of the following is a means of transport

a)

a. Letter

b)

b. Email

c)

c. Land

d)

d. Telephone

82.

4. Which among is the fastest means of transport

a)

a. Bus

b)

b. Aeroplane

c)

c. Train

d)

d. Car

83.

5. People use this to travel from one place to another place

a)

a. Mode of Transport

b)

b. Mode of Communication

c)

c. Mode of Education

d)

d, Mode of Bussiness

84.

6, Which is the slowest means of transport

a)
b)
c)
d)
85.

7. I am one of the means of communication and used by most of the people and I can be carried any where. Who am I

a)

a. Car

b)

b. Aeroplane

c)

c. Mobile phone

d)

d. Laneline phone

86.

8. Which of the following is oldest mode of transport

a)

a. Car

b)

b. Bullock cart

c)

c. Aeroplane

d)

d. Train

87.

9. How many types of transportation is there in land transport

a)

a. One

b)

b. Two

c)

c. Three

d)

d. Four

88.

10. Which of the following cannot fly in the air

a)

a. Helicopter

b)

b. Aeroplane

c)

c. Bicycle

d)

d. Rocket

89.

11. We can send a written message by

a)
b)
c)
d)
90.

12. Water transport include

a)

a. Train

b)

b. Ship

c)

c. Aero plane

d)

d. Rocket

91.

13. Seashore are places where ______ are kept

a)

a. Scooters

b)

b. Ships

c)

c. Aeroplane

d)

d. Bicycles

92.

14. Which of the following vehicle does not run on petrol

a)

a. Aeroplane

b)

b. Car

c)

c. Bullock Cart

d)

d. Scooter

93.

15. Which of the following is a visual means of commuincation

a)
b)
c)
d)
94.

1. Land transport includes

a)

a. Road

b)

b. Rail

c)

c. Both a snd b

d)

d. None of these

95.

Some ways to separate mixtures are listed below. A student is given a beaker containing gravel and water. Which of these ways could the student NOT use to separate the gravel from the water?

a)

1

b)

2

c)

3

d)

4

96.

A student combined powdered paint with water to make a small amount of a blue liquid paint mixture. The student left the paint mixture in a open container. Several days later the student found the container and observed that changes had occurred. What most likely happened to the mixture?

a)

The container was empty after the mixture evaporated into the air.

b)

The paint evaporated, leaving only clear water in the container.

c)

The water evaporated, leaving only a dry blue solid in the container.

d)

The liquid paint mixture was lighter in color after some water evaporated.

97.

A worker built a sidewalk and pressed some large salt particles into the concrete while it was still wet. When the concrete was dry, the worker washed the sidewalk with water. The picture below shows the sidewalk after it was washed. What most likely happened to the salt?

a)

It evaporated into a gas.

b)

It turned into concrete.

c)

It dissolved in the water.

d)

It turned into a solid.

98.

Some students put two ice cubes on separate plates. One ice cube had a mass of 80 grams. The other had a mass of 40 grams. Which result would be the same for both ice cubes in this investigation?

a)

The time it took each ice cube to melt completely.

b)

The temperature at which each ice cube melted.

c)

The amount of liquid produced on each plate.

d)

The total volume of each ice cube.

99.

A student made a mixture using equal amounts of salt and pepper. The salt grains were the same size as the pepper grains. What should each student do to most easily separate the pepper from the salt?

a)

Use a pair of tweezers to remove each grain of pepper.

b)

Run a small magnet through the mixture to attract the pepper.

c)

Put the mixture in water and filter the pepper out of the water.

d)

Use a strainer with a fine wire screen to remove the pepper.

100.

A student is asked to design a sleeve for a cup that will insulate thermal energy and not feel hot to the touch when the cup is filled with hot liquid. The student has four materials to choose from. Which of these materials is least useful as an insulator?

a)

Cardboard

b)

Aluminum

c)

Rubber

d)

Plastic

101.

A student was asked to compare the masses of four blocks that were all the same size but made of different materials. The student used a balance to compare the masses of two blocks at a time. The student repeated this process three more times with different pairs of blocks and recorded observations. Which list shows the blocks in order from least to greatest mass?

a)

Blocks N, M, L, P

b)

Blocks P, M, L, N

c)

Blocks N, L, M, P

d)

Blocks P, L, M, N

102.

A student classifies the objects shown based on their physical properties. Which properties cannot be used to classify these objects into more than one group?

a)

magnetism

b)

mass

c)

electrical conductivity

d)

solubility in water

103.

A science class tested three properties of different materials. The results are shown in the table below. Based on the table, which materials would be best to use to insulate electrical wires?

a)

Wood

b)

Plastic

c)

Copper

d)

Steel

104.

A student measures the mass of several substances and records the results in the table below. What is the difference in grams between the total mass of the liquid substances and the total mass of the solid substances used in the investigation? (just write the number)

a)

188

b)

168

c)

20

d)

428

105.

A student reads the label on the bottle of salad dressing shown below. Why would the student shake the salad dressing before using it?

a)

Vinegar and oil have different densities.

b)

Vinegar and oil easily form a solution.

c)

Vinegar and oil both contain water.

d)

Vinegar and oil are both liquids.

106.

For an investigation a student put 100mL of water at room temperature into each of three beakers. Then the student added a coin to Beaker R, 3g of a powdered drink mix to Beaker S, and 10 mL of lamp oil to Beaker T. The student stirred the contents of the beakers and then left them sitting on a lab table for 5 minutes. Which diagram show what the student most likely observed in each of the beakers after 5 minutes?

a)
b)
c)
d)
107.

When a powdered drink mix was added to water, the liquid turned orange. A student decided the taste was too strong, so he poured out half of the liquid and added more water. Which of the following most likely occurred when more water was added?

a)

The physical state changed.

b)

The orange color became lighter

c)

The liquid had a sweeter taste.

d)

None of the above

108.

Some students put two ice cubes on separate plates. One ice cube had a mass of 80 grams. The other had a mass of 40 grams. Which result would be the same for both ice cubes in this investigation?

a)

The time it took each ice cube to melt completely.

b)

The temperature at which each ice cube melted.

c)

The amount of liquid produced on each plate.

d)

The total volume of each ice cube.

109.

A student made a mixture using equal amounts of salt and pepper. The salt grains were the same size as the pepper grains. What should each student do to most easily separate the pepper from the salt?

a)

Use a pair of tweezers to remove each grain of pepper.

b)

Run a small magnet through the mixture to attract the pepper.

c)

Put the mixture in water and filter the pepper out of the water.

d)

Use a strainer with a fine wire screen to remove the pepper.

110.

Water flows through turbines in dams like the one shown below. The flowing water makes the turbines spin. What type of energy is used to make the turbines spin in this type of dam?

a)

Light Energy

b)

Thermal Energy

c)

Sound Energy

d)

Mechanical Energy

111.

Many people ride a bicycle for fun and exercise. Some people ride a bicycle to work because it saves money and benefits the environment by reducing the use of fossil fuels. Which of these is NOT an example of the bicycle using mechanical energy?

a)

The pedals, gears, and chain help turn the wheels.

b)

The wheels turn when the bicycle moves.

c)

The front wheel guides the bicycle as it moves.

d)

The reflector allows the bicycle to be seen at night.

112.

Rude Goldberg was an artist who drew cartoons that showed a very complicated way to do a simple task. The picture shows a cartoon like the ones Goldberg drew. Which form of energy is used to turn on the light switch?

a)

Light Energy

b)

Thermal Energy

c)

Electrical Energy

d)

Mechanical Energy

113.

The toy oven shown uses a lightbulb to bake small cakes. What type of energy does the toy oven use to bake the cakes?

a)

Electrical and Thermal

b)

Mechanical and Electrical

c)

Thermal and Mechanical

d)

Light and Sound

114.

A student uses a set of headphones to listen to music. Which type of these objects uses the same source of energy as the headphones?

a)

A flute using wind energy

b)

A piano using mechanical energy

c)

A keyboard using electrical energy

d)

A teapot using thermal energy

115.

Which object requires only mechanical energy to perform its main function? Select the correct answer.

a)

A

b)

B

c)

C

d)

D

116.

A student made a list of activities that involved energy. Which activities on the list are examples of the use of mechanical energy?

a)

Activities 1, 4, and 6

b)

Activities 2, 4, and 5

c)

Activities 1 and 2

d)

Activities 3, 5, and 6

117.

When a bat searches for prey at night, it makes sounds as it flies, and it uses the sounds' echoes to find its prey. When the bat flies and listens to echoes to locate prey, it is using -

a)

thermal energy and light energy

b)

sound energy and thermal energy

c)

mechanical energy and sound energy

d)

light energy and mechanical energy

118.

Three different objects that use the same source of energy are shown below. What is the energy source of these objects?

a)

Light Energy

b)

Mechanical Energy

c)

Sound Energy

d)

Electrical Energy

119.

A class is learning about states of matter. The teacher shows the students how to set up the investigation shown in the diagram. What kinds of energy are needed in this investigation to change the state of matter of the candle?

a)

Light, mechanical, and thermal

b)

Electrical and thermal

c)

Mechanical, light, and electrical

d)

Thermal and mechanical

120.

2. Which of the following is not a land transport

a)

a. Bus

b)

b. Boat

c)

c. Scooter

d)

d. Car

121.

3. Which of the following is a means of transport

a)

a. Letter

b)

b. Email

c)

c. Land

d)

d. Telephone

122.

4. Which among is the fastest means of transport

a)

a. Bus

b)

b. Aeroplane

c)

c. Train

d)

d. Car

123.

5. People use this to travel from one place to another place

a)

a. Mode of Transport

b)

b. Mode of Communication

c)

c. Mode of Education

d)

d, Mode of Bussiness

124.

6, Which is the slowest means of transport

a)
b)
c)
d)
125.

7. I am one of the means of communication and used by most of the people and I can be carried any where. Who am I

a)

a. Car

b)

b. Aeroplane

c)

c. Mobile phone

d)

d. Laneline phone

126.

8. Which of the following is oldest mode of transport

a)

a. Car

b)

b. Bullock cart

c)

c. Aeroplane

d)

d. Train

127.

9. How many types of transportation is there in land transport

a)

a. One

b)

b. Two

c)

c. Three

d)

d. Four

128.

10. Which of the following cannot fly in the air

a)

a. Helicopter

b)

b. Aeroplane

c)

c. Bicycle

d)

d. Rocket

129.

11. We can send a written message by

a)
b)
c)
d)
130.

12. Water transport include

a)

a. Train

b)

b. Ship

c)

c. Aero plane

d)

d. Rocket

131.

13. Seashore are places where ______ are kept

a)

a. Scooters

b)

b. Ships

c)

c. Aeroplane

d)

d. Bicycles

132.

14. Which of the following vehicle does not run on petrol

a)

a. Aeroplane

b)

b. Car

c)

c. Bullock Cart

d)

d. Scooter

133.

15. Which of the following is a visual means of commuincation

a)
b)
c)
d)
134.

1. Land transport includes

a)

a. Road

b)

b. Rail

c)

c. Both a snd b

d)

d. None of these

135.

The above image compound represents

a)

Water

b)

Carbon dioxide

c)

Hydroxide

136.

Anything that has mass and occupies space is called

a)

Matter

b)

Molecule

c)

Atom

137.

Matter is made up of small particles called

a)

Molecule

b)

Element

c)

Compound

138.

Force of attraction is high in

a)

Solids

b)

Liquids

c)

Gases

139.

Liquids can flow

a)

True

b)

False

140.

More than one type of atoms

a)

Elements

b)

Compounds

141.

Melting of ice is a

a)

Physical change

b)

Chemical change

142.

A chemical change is a

a)

Temporary change

b)

Permanent change

143.

Ripening of fruit is a

a)

Physical change

b)

Chemical change

144.

On heating , solid changes to

a)

Liquid

b)

Gas

c)

Solid

145.

The plant take carbon dioxide from the atmosphere through

a)

Roots

b)

Flowers

c)

Stems

d)

Leaves

146.

the process through which plant used water sunlight and carbon dioxide to make their food and release oxygen in the air

a)

Chlorophyll

b)

Photosynthesis

c)

Stomata

147.

The food in plant is stored as

a)

Starch

b)

Stomata

c)

Oxygen

148.

The green pigment in the leaves which give green colour to the leaves

a)

Chlorophyll

b)

Cuticle

c)

Stomata

149.

Plants are the basis of all

a)

Organisms

b)

Food chain

c)

Plants life

150.

Interrelationship between plants and animal helps to keep

a)

Balance in nature

b)

Food chain

c)

Photosynthesis

151.

Plants which grow in desert are also called

a)

Xerophytes

b)

Parasitic plants

c)

Coniferous trees

152.

The plant lacking chlorophyll are called

a)

Non green plants

b)

Underwater plants

c)

Parasitic plant

d)

Emergent plant

153.

Which plant do not have stomata

a)

Fixed plant

b)

Underwater plant

c)

Emergent plant

d)

Floating plant

154.

Animals that eat only plants are called

a)

Carnivorous

b)

Omnivorous

c)

Herbivorous

155.

Animal that are on the verge of extinction are called............ Animals

a)

Endangered

b)

Parasitic

c)

Extinct

d)

Arboreal

156.

Animal from which the parasites depend for nutritions is called

a)

Aerial

b)

Amphibians

c)

Host

157.

The winter sleep in animals of polar region is called

a)

Hibernation

b)

Aestivation

c)

Camouflage