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Grade 2 Science Practice Test

Total questions: 113

Worksheet time: 57mins

Name
Class
Date
1.

We use our ______________ to hear different sounds.

a)

legs

b)

eyes

c)

ears

2.

We should go to dusty places in order to take care of our nose

a)

false

b)

true

3.

We should read in dim lights

a)

true

b)

false

4.

Our tongue has many _________

a)

pores

b)

bumps

c)

taste buds

5.

Our ________________ helps us in tasting food.

a)

skin

b)

tongue

c)

head

6.

The organ for sense of touch is __________

a)

skin

b)

nose

c)

eyes

d)

ears

7.

The nose is for __________

a)

sense of touch

b)

sense of smell

c)

sense of sight

d)

sense of hearing

8.

Our sense organs ................. information from our surroundings

a)

receive

b)

interprets

9.

We feel the hotness or coldness of objects because of which sense organ?

a)

skin

b)

nose

c)

eyes

d)

ears

10.

Which part of the following prevents your eyes from drying?

a)

Eyelashes

b)

Eyelids

c)

Eyebrows

d)

eyeballs

11.

This external part of the eye protects our eyes from dust and sweat.

a)

Eyelashes

b)

Eyelids

c)

Eyebrows

d)

eyeballs

12.

Which part protects your eyes from dust and small things like insects?

a)

Eyelashes

b)

Eyelids

c)

Eyebrows

d)

eyeballs

13.

Which part is used for blinking?

a)

Eyelashes

b)

Eyelids

c)

Eyebrows

d)

eyeballs

14.

What part is A?

a)

Eyelid

b)

Eyebrow

c)

Eyelashes

15.

What part is A?

a)

Eyelid

b)

Eyebrow

c)

Eyelashes

16.

What part is B?

a)

Eyelid

b)

Eyebrow

c)

Eyelashes

17.

What part is C?

a)

Eyelids

b)

Eyebrow

c)

Eyelashes

18.

It is the colored part of the eyes that controls the amount of light that enters. 

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

19.

It is the part where light enters.

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

20.

It is the part that sends the image you see to your brain.

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

21.

Focuses the image of the object that you see.

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

22.

protects the inner part of the eye from dust and other harmful materials

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

23.

The pupil dilates when the place is dark.

a)

TRUE

b)

FALSE

24.

The inverted image of an object is formed in the retina.

a)

TRUE

b)

FALSE

25.

The pupil contracts when the place is bright.

a)

TRUE

b)

FALSE

26.

What part is A?

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

27.

What part is B?

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

28.

What part is C?

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

29.

What part is D?

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

30.

What part is E?

a)

Iris

b)

pupil

c)

retina

d)

cornea

e)

lens

31.

This is where light is focused and the inverted image is projected. Which part of the eye is being described?

a)

Iris

b)

Pupil

c)

Retina

32.

Pupil changes light into signals or messages.

a)

True

b)

False

33.

The pupil constricts or becomes small when there is too much light.

a)

True

b)

False

34.

Which of the following statements is true on how we see things around us?

a)

The light enters the pupil then the iris provides color, and an image is formed in the retina.

b)

As light enters the iris, the pupil will be projected to the retina.

c)

When light enters the pupil, the iris regulates the amount of light so the image forms on the retina.

35.

Watching a TV at a close distance is a good habit in taking care of the eye.

a)

TRUE

b)

FALSE

36.

Reading books in daylight or using light when reading in a dark room is a good habit in taking care of the eye.

a)

TRUE

b)

FALSE

37.

Eating leafy vegetables and fresh fruits is a good habit in taking care of the eye.

a)

True

b)

False

38.

Scrubbing your eyes when it is itchy is a good habit.

a)

True

b)

False

39.

It is part of the ear that collects sounds.

a)

Pinna

b)

Ear Canal

c)

Eardrum

40.

It connects the outer with the inner parts of the ear and contains earwax and small hairs.

a)

Ear Canal

b)

Eardrum

c)

Pinna

41.

It creates a back-and-forth movement once hit by a soundwave.

a)

Ear Canal

b)

Eardrum

c)

Pinna

42.

Eardrum is part of the outer ear.

a)

TRUE

b)

FALSE

43.

The outer ear is composed of pinna, also called auricle, and ear canal.

a)

TRUE

b)

FALSE

44.

Which part is A?

a)

Ear Canal

b)

Eardrum

c)

Pinna

45.

Which part is B?

a)

Ear Canal

b)

Eardrum

c)

Pinna

46.

Which part is C?

a)

Ear Canal

b)

Eardrum

c)

Pinna

47.

Which part is 1?

a)

ossicle

b)

nerve

c)

cochlea

48.

Which part is 2?

a)

ossicle

b)

nerve

c)

cochlea

49.

Which part is 4?

a)

hammer

b)

anvil

c)

stapes/stirrup

50.

Which part is 5?

a)

hammer

b)

anvil

c)

stapes/stirrup

51.

Which part is 6?

a)

hammer

b)

anvil

c)

stapes/stirrup

52.

Outer ear is consist of Pinna and ear canal.

a)

True

b)

False

53.

The inner ear is consists of the eardrum and ossicle.

a)

True

b)

False

54.

The middle ear is consists of the cochlea and nerve.

a)

True

b)

False

55.

This part of the ear converts sound vibration to liquid vibrations.

a)

ossicle

b)

nerve

c)

cochlea

56.

This part of the ear sends the heard sound to the brain.

a)

ossicle

b)

nerve

c)

cochlea

57.

Which part is 3?

a)

ossicle

b)

nerve

c)

cochlea

58.

It connects the outer with the inner parts of the ear and contains earwax and small hairs.

a)

Eardrum

b)

Ear Canal

c)

Pinna

59.

When the sound reaches this part, it will convert vibration into messages.

a)

Eardrum

b)

Cochlea

c)

Pinna

d)

Ear Canal

60.

Which of the following is the correct arrangement of parts before our brain interprets what our ears heard?

a)

Pinna - Eardrum - Ear Canal - Cochlea

b)

Pinna - Cochlea - Ear Canal - Eardrum

c)

Pinna - Ear Canal - Eardrum - Cochlea

d)

Pinna - Eardrum - Cochlea - Ear Canal

61.

Cleaning inside the ear using cotton buds is a good practice in taking care of the ear.

a)

True

b)

False

62.

Watching television in low volume is a good practice in taking care of the ear.

a)

True

b)

False

63.

Marc loves to watch fireworks display during the new year. Even when the fireworks are producing loud sounds, he still does Not cover his ears. Is this a good habit?

a)

Yes

b)

No

64.

JERICHO goes to his doctor regularly to have a check-up of his ears. Is this a good habit or NOT?

a)

Good Habit

b)

NOT

65.

Mary is treated by her Lola and puts oil in her ear canal when it is blocked by ear wax. Is this a good habit or NOT?

a)

Good Habit

b)

Not

66.

The two entrance in our nose is called ___________

a)

nostril

b)

septum

c)

lungs

d)

nasal cavity

67.

What do you call the part that separates the nose entrance?

a)

nostril

b)

septum

c)

lungs

d)

nasal cavity

68.

It is the hollow portion behind the nose where air passess through.

a)

nostril

b)

septum

c)

lungs

d)

nasal cavity

69.

Which part of the nose produces mucus?

a)

mucus membrane

b)

nostril

c)

nasal cavity

70.

It is where the air and scent enters.

a)

mucus membrane

b)

nostril

c)

nasal cavity

71.

It enables the tongue to detect the food flavors.

a)

taste buds

b)

nostril

c)

nasal cavity

d)

papillae

72.

These are rough tiny bumps that help you taste the food you eat.

a)

taste buds

b)

nostril

c)

nasal cavity

d)

papillae

73.

It warms and moistens the air you breathe in.

a)

Mucus

b)

Tiny hairs

c)

Nasal Cavity

d)

nostrils

74.

Each taste bud is contained in the rough bumps called papillae.

a)

True

b)

False

75.

Which part of the nose contains smell receptors which help you identify the odor of these objects?

a)

Mucus

b)

Tiny hairs

c)

Nasal Cavity

d)

nostrils

76.

How are the nose and tongue related to each other?

a)

They work together when you taste food.

b)

They help each other to enable you to breathe.

c)

Without the tongue, the nose could not smell.

d)

the tongue and nose is not connected at all.

77.

outermost layer of skin

a)

epidermis

b)

dermis

c)

melanin

d)

pore

78.

Place the following layers of skin in order, from outermost to innermost: A) Dermis; B) Epidermis; C) Hypodermis

a)

C A B

b)

B A C

c)

A B C

d)

B C A

79.

Where can you find dead skin cells?

a)

Your innermost layer of skin

b)

Your outermost layer of skin

c)

The border between the epidermis and the dermis

d)

The border between the dermis and the hypodermis

80.

What layer of skin is this

a)

Melanin

b)

epidermis

c)

dermis

d)

hypodermis

81.

What layer of skin is this

a)

hypodermis

b)

epidermis

c)

dermis

d)

pore

82.

What layer of skin is this?

a)

epidermis

b)

dermis

c)

hypodermis

d)

melanin

83.

It cushions and protects your internal organs.

a)

Epidermis

b)

Dermis

c)

Hypodermis

84.

It has parts that receive information about what you touch.

a)

Epidermis

b)

Dermis

c)

Hypodermis

85.

It protects your body from cold, heat and diseases.

a)

Epidermis

b)

Dermis

c)

Hypodermis

86.

It is the layer that you can see.

a)

Epidermis

b)

Dermis

c)

Hypodermis

87.

It keeps your body warm.

a)

Epidermis

b)

Dermis

c)

Hypodermis

88.

Regular excercise can improve the blood circulation in your skin.

a)

True

b)

False

89.

Andy has a habit of not changing his clothes after practicing basetball, is this a good habit?

a)

Yes

b)

No

90.

Drinking plenty of water prevents our skin from drying.

a)

Yes

b)

No

91.

When under the sun for a long time, it is a good habit to apply suncsreen lotion.

a)

Yes

b)

No

92.

The part of the plant that has chlorophyll is the leaf.

a)

True

b)

False

93.

The chlorophyll absorbs water from the soil..

a)

True

b)

False

94.

Which part of the plant transports nutrients to the other plant parts?

a)

leaf

b)

steam

c)

roots

d)

fruit

e)

flower

95.

Which part of the plant absorbs sunlight to make food for the whole plant?

a)

leaf

b)

steam

c)

roots

d)

fruit

e)

flower

96.

Which part of the plant absorbs water and minerals from the soil?

a)

leaf

b)

steam

c)

roots

d)

fruit

e)

flower

97.

What part acts as the pillar that supports the plant?

a)

Fruit

b)

Leaf

c)

Root

d)

Stem

e)

Flower

98.

What part of the plant absorbs water and minerals from the soil?

a)

Fruit

b)

Leaf

c)

Root

d)

Stem

e)

Flower

99.

Which part of the plant protects the seeds?

a)

Fruit

b)

Leaf

c)

Root

d)

Stem

e)

Flower

100.

Which part of the plant do fruits come from?

a)

Fruit

b)

Leaf

c)

Root

d)

Stem

e)

Flower

101.

This part of the plant helps the seed for dispersal when eaten by animals.

a)

Fruit

b)

Leaf

c)

Root

d)

Stem

e)

Flower

102.

Which part of the plant delivers minerals and water to all the parts of the plant?

a)

Fruit

b)

Leaf

c)

Root

d)

Stem

e)

Flower

103.

1. Which part of the plant makes the food?

a)

roots

b)

stem

c)

leaf

d)

flower

104.

The part of the plant that holds the plant in place and absorbs water and minerals from the soil.

a)

Stem

b)

Root

c)

Flower

d)

Leaf

105.

What part of a plant produces seeds?

a)

leaf

b)

flower

c)

root

d)

stem

106.

What are the basic needs of plants?

a)

wind, air, water, and nutrients

b)

rocks, water, air, and nutrients

c)

sunlight, water, air, and nutrients

d)

shelter, water, nutrients, and wind

107.

If we pick all the leaves off a plant, what will happen to the plant?

a)

The plant will not have water

b)

The plant will not have food and it will die

c)

The plant will make new seeds

108.

The stem __________ water and minerals.

a)

absorbs

b)

transports

c)

supports

109.

Which part of the plant is A?

a)

Stem

b)

Root

c)

Flower

d)

Leaf

e)

Fruit

110.

Which part of the plant is B?

a)

Stem

b)

Root

c)

Flower

d)

Leaf

e)

Fruit

111.

Which part of the plant is C?

a)

Stem

b)

Root

c)

Flower

d)

Leaf

e)

Fruit

112.

Which part of the plant is D?

a)

Stem

b)

Root

c)

Flower

d)

Leaf

e)

Fruit

113.

Which part of the plant is E?

a)

Stem

b)

Root

c)

Flower

d)

Leaf

e)

Fruit