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SCIENCE CLASS IV EVAL 2

Total questions: 138

Worksheet time: 1hrs 21mins

Name
Class
Date
1.

The leaves have tiny pores called________.

a)

stomata

b)

veins

c)

leaf blade

d)

starch

2.

Cactus makes its food in ______.

a)

stem

b)

leaf

c)

root

d)

flower

3.

The main source of energy on the earth is ___________.

a)

generator

b)

sun

c)

moon

d)

none of these

4.

Which of the following is a parasitic plant?

a)
b)
c)
d)
5.

The leaves of plants are green because.....

a)

they are formed from green coloured seeds.

b)

they absorb green liquid.

c)

of the presence of a green pigment called chlorophyll.

d)

of the presence of the network of veins.

6.

Leaf is attached to the stem with the help of ________

a)

leaf blade

b)

stalk

c)

midrib

d)

none of these

7.

When iodine is added to a starch solution, the color is changed to_______

a)

reddish brown

b)

green

c)

blue black

d)

yellow

8.

Identify the picture.

a)

condensation

b)

photosynthesis

c)

weathering

d)

none of these

9.
Three main things plants need to survive. 
a)
sunlight, oxygen, soil
b)
soil, carbon dioxide, sunlight 
c)
sunlight, air, soil 
d)
sunlight, air, water 
10.
The source of energy plants use to make food
a)
photosynthesis 
b)
air 
c)
sunlight 
d)
soil 
11.
Glucose is ... 
a)
salt 
b)
sugar 
c)
air 
d)
water
12.
Stomata is found in the _______. 
a)
stems 
b)
roots 
c)
leaves 
d)
flower 
13.
The green pigment in leaves that captures the energy from the sun. 
a)
borophyll 
b)
chlorophyll 
c)
photosynthesis 
d)
leaves 
14.
What do plants release during photosynthesis that is essential for life?
a)
sugar 
b)
carbon dioxide
c)
oxygen 
d)
water 
15.

______________is known as the food factories or kitchen of plants.

a)

stem

b)

stomata

c)

leaves

16.

.______________runs through the middle of a leaf

a)

stalk

b)

MIDRIB

c)

lamina

17.

Leaf takes in __________ and gives out _________and excess water vapour through stomata.

a)

oxygen and carbon dioxide

b)

carbon dioxide and oxygen

c)

sunlight and oxygen

18.

_______________is a parasitic plant

a)

croton

b)

dodder

c)

cactus

19.

Deer and cow are _____________________

a)

CARNIVORE

b)

HERBIVORE

c)

omnivores

20.

Animals breathe in _________________ AND GIVE OUT ___________

a)

OXYGEN AND CARBON DIOXIDE

b)

CARBON DIOXIDE AND OXYGEN

c)

NITROGEN AND CARBON DIOXIDE

21.

What happens with plants at night?

a)

They produce oxygen.

b)

They release carbon dioxide.

22.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
23.
When plants have excess glucose, they store it as
a)
starch
b)
glucose
c)
sugar
d)
leaves
24.

Plants depend on animals for

a)

carbon dioxide, dispersal of seeds

b)

oxygen, food, shelter

c)

water, sunlight

25.

____________runs through the middle of a leaf.

a)

stalk

b)

midrib

c)

lamina

26.

Leaf takes in __________ and gives out _________and excess water vapour through stomata.

a)

oxygen and carbon dioxide

b)

carbon dioxide and sunlight

c)

sunlight and oxygen

27.

The leaves have tiny pores called________.

a)

stomata

b)

veins

c)

leaf blade

d)

starch

28.

Leaf is attached to the stem with the help of ________

a)

leaf blade

b)

stalk

c)

midrib

d)

none of these

29.

Part of the plant that is long, transport nutrients, water and keep the plant stable in the ground.

a)

Roots

b)

Stem

c)

Petals

d)

Leaves

30.

What is the substance in plants that absorbs light and uses its energy to make food? *It gives plants their colour*

a)

cell

b)

chlorophyll

c)

stem

d)

nutrients

31.

An example of Solid is...........

a)

Honey

b)

Book

c)

Slime

d)

Cake batter

32.

An example of a gas is ______.

a)

Helium

b)

Flat Balloon

c)

Boiled water

d)

Honey

33.

Has a definite shape and definite volume.

a)

Solid

b)

Gas

c)

Liquid

d)

All of the above

34.

Has mass and takes up space.

a)

Liquid

b)

Solid

c)

Gas

d)

All of the above

35.

What is it called when a gas changes into a liquid?

a)

Melting

b)

Freezing

c)

Condensation

d)

Precipitation

36.

Heating a liquid so that it changes into a gas is known as

a)

Evaporation

b)

Boiling

c)

Precipitation

d)

Melting

37.

n which of the following three states of matter are the particles moving the fastest?

a)

Solid

b)

Liquid

c)

Gas

d)

They are all moving the same

38.

What do all liquids have in common?

a)

They are clear

b)

They are sticky

c)

They can be poured

d)

You can drink them

39.

What are the three stages of the water cycle?

a)

Evaporation, Condensation, Precipitation

b)

Solid, Liquid, Gas

c)

Evaporation, Precipitation, Sleet

d)

Clouds, Water, Precipitation

40.

What stage of the water cycle does this picture show?

a)

Condensation

b)

Molecules

c)

Evaporation

d)

Precipitation

41.

Water can become all 3 states of matter.

a)

True

b)

False

c)

__________

d)

__________

42.

Matter can change state when cooled...it is called?

a)

Freezing

b)

Melting

c)

Precipitation

d)

All of the above

43.

All liquids have same freezing point

a)

True

b)

False

c)

__________

d)

_______________

44.

The melting point of water is ........

a)

0 Degree

b)

100 Degrees

c)

-25 Degree

d)

-39 Degree

45.

How does adding salt to water can be useful.Explain in your own words.

4 lines
46.

Gases have a

a)

fixed shape and volume.

b)

no fixed shape and volume.

c)

no fixed shape but fixed volume

47.

Ice when heated changes into water.

a)

This is known as heating

b)

This is known as melting.

c)

This is known as condensation

48.

A physical change is _______

a)

reversible

b)

irreversible

49.

In chemical change _______________ are formed

a)

one or more new substances

b)

no new substances

50.

Stretching of rubber band is a __________

a)

chemical change

b)

physical change

51.

A solution is a mixture in which one substance completely dissolves in another. True or False

a)

True

b)

False

52.

An example of a solution is sand in water. True or False

a)

False

b)

True

53.

The substance in which a solute dissolves to make a solution is called a _____________

a)

solution

b)

solvent

c)

water

54.

A _________ solution is a solution in which no more solute can be dissolved in the solvent.

a)

sturated

b)

saturated

c)

sachurated

55.

An example of a physical change.

a)

rusting of iron

b)

bending of wire

c)

burning of wood

56.

How many planets are there in our Solar System

a)

9

b)

8

c)

7

d)

10

57.

Planet with rings ....

a)

Jupiter

b)

Mars

c)

Saturn

d)

Venus

58.

The only planet on which life is possible

a)

Earth

b)

Saturn

c)

Uranus

d)

Neptune

59.

Red planet in our solar system

(a)  

60.

What planet is seventh from Sun

a)

Neptune

b)

Saturn

c)

Jupiter

d)

Uranus

61.

What planets have their own Moons

a)

Earth

b)

Mars

c)

Mercury

d)

Venus

62.

What is in the center of our Solar System?

a)

Pluto

b)

Mercury

c)

Sun

63.

Which planet is the smallest in the Solar System?

a)

Mars

b)

Neptune

c)

Mercury

d)

Saturn

64.

Which planet is the biggest in the Solar System?

a)

Jupiter

b)

Saturn

c)

Uranus

d)

Mercury

65.

Which planet takes 365 days to go around the Sun

a)

Mars

b)

Saturn

c)

Earth

d)

Venus

66.

Which planet has a big Red spot on it?

a)

Venus

b)

Jupiter

c)

saturn

67.

Our Galaxy is called as (a)  

68.

Each planet has its own path known as _________________

a)

road

b)

orbit

c)

lane

d)

circle

69.

(a)   is the closest planet to the sun.

70.

Which planet has mild temperature?

a)

Venus

b)

Earth

c)

Mars

d)

Jupiter

71.

_______________ is the hottest planet in our solar system.

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

72.

(a)   is called the red planet.

73.

Which planet rotates at a very fast pace?

a)

Saturn

b)

Jupiter

c)

Mars

d)

Uranus

74.

_________________ rolls like a ball.

a)

Uranus

b)

Neptune

c)

Saturn

d)

Earth

75.

(a)   is an extremely cold planet.

76.

(a)   is the largest planet in our solar system.

77.

Celestial body appears with tail............

a)

Asteroids

b)

comets

c)

meteors

d)

planets

78.

Asteroid belt is present in between...............

a)

Earth and mars

b)

Mars and Jupiter

c)

Venus and Earth

d)

Mercury and Venus

79.

Meteors are also known as .....................

a)

Falling star

b)

Shooting star

c)

All the above

80.

(a)   are the celestial bodies which revolves round the planets.

81.

.............. was the first Indian Satellite.

a)

Aryabhatta

b)

Raman

c)

INSAT

d)

EDUSAT

82.

_________ are crushing teeth

a)

premolars

b)

canines

c)

incisors

83.

milk teeth start to fall out at the age of

a)

3

b)

5

c)

7

d)

6

84.

Total number of canines in the mouth

a)

3

b)

6

c)

5

d)

4

85.

Total number of incisors in the mouth

a)

5

b)

8

c)

9

d)

12

86.

Temporary teeth is also called (a)  

87.

By the time a child is 3 years old, he or she should have _______ teeth

a)

32

b)

16

c)

20

d)

22

88.

A special doctor who looks after teeth is called what?

a)

dentist

b)

cardiologist

c)

hygienist

89.

You must brush and floss our teeth after every meal to prevent gum disease and cavities.

a)

yes

b)

no

90.

What are three things we should do besides brushing our teeth?

a)

use dental floss

b)

use mouth wash

c)

clean the tongue

d)

all the above

91.

What should we do to take care of your teeth.

a)

Eat sugary foods

b)

Avoid Water

c)

Drink lots of water

d)

Brush your teeth once a day

92.

What should be avoided to take care of your teeth

a)

Fruit

b)

Vegetables

c)

Sugar

d)

Meat

93.

How many teeth are there in the mouth.

a)

33

b)

34

c)

32

d)

43

94.

Which type of tooth is designed to grind food

a)

Canine

b)

Molar

c)

Incisor

d)

I dont know

95.

The canines are used to

a)

Grind food

b)

Cut food

c)

Tear food

d)

I dont know

96.

The inner most part of the tooth that is soft and had blood vessels and nerves.

a)

Dentine

b)

Enamel

c)

Pulp cavity

d)

Gum

97.

The second hardest layer of the tooth tissue that lies underneath the outer layer of the tooth.

a)

pulp

b)

cementum

c)

dentine

d)

enamel

98.
What is the hard outer covering of the tooth called?
a)
pulp
b)
cementum
c)
dentine
d)
enamel
99.
What are the four front middle teeth called?
a)
incisors
b)
premolars
c)
molars
d)
canines
100.
Which teeth are identified in this picture?
a)
incisors
b)
premolars
c)
molars
d)
canines
101.
Which teeth are identified in this picture?
a)
incisors
b)
premolars
c)
molars
d)
canines
102.

What are the five nutrients

a)

calories, carbohydrates, fats, proteins, and vitamins

b)

carbohydrates, fats, minerals, proteins, and vitamins

c)

carbohydrates, proteins, vitamins, sugars, and salts

103.

What do carbohydrates do for our bodies?

a)

Gives us strong muscles

b)

Helps us to digest our food.

c)

Gives us energy.

d)

Gives us proteins.

104.

True or False: Fats give us less energy than carbohydrates?

a)

True

b)

False

105.

Correct the sentence: Fats give us less energy than proteins

a)

Fats give us more energy than proteins.

b)

Fats give us less energy than carbohydrates.

c)

Fats give us more energy than vitamins

d)

Fats give us more energy than carbohydrates.

106.

True or False: We eat food for the nutrients it gives to our bodies.

a)

True

b)

False

107.

What are nutrients?

a)

Substances we find in soda.

b)

When we eat too much food.

c)

Substances in the foods we eat.

d)

None of the above

108.

An example of a carbohydrate includes?

a)

Pasta and Chicken

b)

Pasta and Cereals

c)

Cookies and fruits

109.

True or false: Malnutrition is when we lack the proper nutrients our body needs.

a)

True

b)

False

110.

Choose the word that doesn't fit: (hint) Eating to much food can lead to what problem?

a)

Obesity

b)

Malnutrition

c)

Lack of energy

d)

Other health issues

111.

The name of the unit is...

a)

Food and Nutrients

b)

Food and digestion

c)

Digestion and Nutrients

d)

Nutrients in our foods

112.

What do proteins provide for our bodies

a)

Helps us have energy

b)

Helps our bodies grow and repair itself

c)

Helps us to digest food

113.

Which are the foods we find vitamins and minerals in?

a)

Fruits

b)

Pasta

c)

Cookies

d)

Vegetables

114.

True or False: Fiber provides us with energy

a)

True

b)

False

115.

Which foods contain proteins.

a)

Meat

b)

Fruits

c)

Fish

d)

Dairy products (milk, yogurt, etc.)

116.

Which helps to form your muscles

a)

Fats

b)

Carbohydrates

c)

Proteins

117.

Why is calcium an important mineral?

a)

Because it makes up our bones

b)

Because its delicious.

118.

How does our body obtain the nutrients it needs?

a)

By exercise

b)

It takes it from the food we eat.

c)

It comes from the air we breathe

119.

The process of digestion starts in our.............

a)

plate

b)

mouth

c)

stomach

120.

The process of breaking down of food inside our body is known as (a)  

121.

The food is taken to all parts of our body through....

a)

mouth

b)

stomach

c)

blood

d)

none of the above

122.

The (a)   teeth help to grind the food into a paste.

123.

(a)   ia a digestive juice found in the mouth.

124.

saliva is produced by (a)  

125.

saliva helps to break down................. into soluble sugar.

a)

vitamins

b)

protein

c)

fats

d)

starch

126.

The tongue helps to push the food into..........

a)

stomach

b)

large intestine

c)

small intestine

d)

foodpipe.

127.

The food remains in the stomach for upto.............

a)

1 day

b)

1 hour

c)

3 hours.

d)

3 days.

128.

Breaking down of proteins and fats takes place in

a)

mouth

b)

large intestine

c)

in our food plate

d)

stomach

129.

Which parts of the diagram shows the small and large intestine?

a)

A~ small intestine

E~ large intestine

b)

D~ small intestine

E~ large intestine

c)

C~ large intestine

B~ small intestine

d)

A~ large intestine

C~ small intestine

e)

E~ small intestine

D~ large intestine

130.
Where does digestion begin?
a)
in the stomach
b)
in the mouth
c)
in the esophagus
d)
in the small intestine
131.
What breaks food into smaller pieces?
a)
mouth
b)
tongue
c)
teeth
d)
large intestine
132.

Name the muscular tube that pushes food from the mouth the to stomach?

a)

tongue

b)

oesophagus

c)

small intestine

d)

large intestine

133.

Identify the marked part of the digestive system.

a)

Small Intestine

b)

Large intestine

c)

Stomach

d)

Liver

134.

Which of the following organs makes bile?

a)

Gallbladder

b)

Liver

c)

Pancreas

d)

Appendix

135.
Why do we eat food?
a)
To keep our stomachs full
b)
To put oxygen into the body cells
c)
To get nutrients and energy
d)
To make waste products
136.

The muscular organ in the body where chemical and mechanical digestion take place is called _____________.

a)

pancreas

b)

liver

c)

stomach

d)

esophagus

137.

What is the function of teeth and tongue in the digestive system?

a)

chewing

b)

digestion

c)

assimilation

d)

Tasting

138.

Which of the following organs help in tasting the food?

a)

teeth

b)

tongue

c)

stomach

d)

Large intestine