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10/12/2021- PA2 Revision G6

Total questions: 101

Worksheet time: 55mins

Name
Class
Date
1.

When the Sun is behind you, your shadow is ...

a)

behind you

b)

in front of you

c)

at the side of you

d)

not there

2.

When an object moves closer to a light source, its shadow...

a)

Gets smaller

b)

Gets bigger

c)

Changes shape

d)

Stays the same size

3.

Shadows are longest during _______.

a)

morning and evening

b)

noon

c)

night

4.

Where will the tree's shadow be?

a)

A

b)

B

c)

C

d)

D

5.

We can see things around us because of light reflecting off the object and into our eyes?

a)

True

b)

False

6.
Which will make the darkest shadow? Light shining on a...
a)
sheet of thin tissue paper
b)
glass window  
c)
wooden chopping board  
d)
none of the above
7.

What is the best explanation for Mickey seeing himself in the mirror?

a)

refraction

b)

bending of light

c)

reflection

d)

image

8.

Which of the following properties is the reason for shadows to be formed ?

a)

Reflection of light

b)

Image formation

c)

Bending of light

d)

Rectilinear propagation of light

9.

Identify the incorrect statement from the following.

a)

Shadows always give us the information about the shape of the object.

b)

mages are different from shadows.

c)

A plane mirror changes the direction of light that falls on it.

d)

The moon is a non-luminous source of light.

10.
What type of eclipse is occuring inthe diagram?
a)
solar
b)
lunar
11.

Which of the following does not have light of its own?

a)

a torch

b)

a lamp

c)

the moon

d)

the sun

12.

12.Translucent is?

a)

When light bounces off an object

b)

Material that only allows a little light to pass through

c)

Our main source of light

13.

Opaque is?

a)

Material that allows light to pass through

b)

Light made by nature

c)

Material that allows no light to pass through

14.

When an object moves closer to a light source, its shadow...

a)

Gets smaller

b)

Gets bigger

c)

Changes shape

d)

Stays the same size

15.
Light travels in..
a)
waves
b)
circles
c)
a straight line
16.
What does reflection mean?
a)
Light bouncing off an object.
b)
Light is bending around an object.
c)
Light is moving through and object.
d)
This is no light.
17.

Why does the cat form a shadow?

a)

It reflects light

b)

It blocks light

18.

Which colours reflect more light?

a)

Bright colours

b)

Dark colours

19.

Which of the following properties is the reason for shadows to be formed ?

a)

Reflection of light

b)

Refraction of light

c)

Scattering of light

d)

Light always travels in a straight line

20.

Objects that produce light are called

a)

Producers

b)

Luminous

c)

Brightious

d)

Lighteners

21.

Which of these are only Transparent objects

a)

Mirror, Glass, Water

b)

Glass, Wood, Mirror

c)

Glass, Pure Water, Salty Water

d)

Glass, Dirty Water, Salty Water

22.

How are shadows formed

a)

Shadows are formed when an Transparent object is placed in the middle of a source of light and a screen

b)

Shadows are formed when a shadow is placed in the middle of a source of light and a screen

c)

Shadows are formed when an Opaque object is placed in the middle of a source of light and a screen

d)

Shadows are formed when any Solid is placed in the middle of a source of light and a screen

23.

Image formed in a Pinhole Camera is ______

a)

Inverted

b)

Flipped

c)

Parallel

d)

Swapped

24.

What is this Process

(a)  

25.

The object that does not produce it's own light is called

a)

Luminous objects

b)

Dark

c)

Bright

d)

Non Luminous objects

26.

When the Sun is behind you, your shadow is ...

a)

behind you

b)

in front of you

c)

at the side of you

d)

not there

27.

When the circular muscles contract in an Earthworm it results in the

a)

Broadening of the body

b)

Lengthening of the body

c)

Insertion of setae into the spaces in the soil

d)

Division of the Earthworm

28.

Which of these is not a function of bones?

a)

Filtering harmful materials from the blood

b)

Storing minerals

c)

Protecting the body

d)

Supporting the body

29.

Osteoporosis is a disease that can be caused due to lack of

a)

Vitamin A

b)

Vitamin B

c)

Vitamin C

d)

Vitamin D

30.

Which of these associations are incorrect with respect to snake adaptations

a)

forked tongue : tasting prey

b)

scales : movement

c)

nostrils : breathing

d)

heat sensors : vision

31.

What is the respiratory organ of cockroach?

a)

Lungs

b)

Skin

c)

Trachea

d)

Thorax

32.

The soft and muscular organ using which a snail crawls is its

a)

stomach

b)

foot

c)

skin

d)

leg

33.

Animals with backbones, like humans and sharks, are called ________.

a)

decomposers

b)

vertebrates

c)

invertebrates

d)

coeloms

34.

All vertebrates have skeletons on the inside of their body called _______.

a)

exoskeletons

b)

hydrostatic skeletons

c)

endoskeletons

d)

muscles

35.

Some organisms are supported by hard coverings on the outside of their bodies called _______.

a)

nerve nets

b)

endoskeletons

c)

habitats

d)

exoskeletons

36.

THROWBACK! The step in the water cycle where clouds form is _______.

a)

precipitation

b)

evaporation

c)

condensation

d)

transpiration

37.

Some animals like jellyfish have no brain and a _______, a control system that sends signals to and from all parts of their body.

a)

nerve cord

b)

neuron

c)

nerve net

d)

synapses

38.

Some organisms exchange gases through the sides of their body through tiny holes called _______.

a)

spiracles

b)

diffusion

c)

lungs

d)

oxygen

39.

Fish have organs called _______ that enable oxygen to diffuse into their bodies and carbon dioxide to diffuse out.

a)

tracheal tubes

b)

spiracles

c)

gills

d)

lungs

40.

For gas exchange, humans breath with baglike organs filled with air called _______.

a)

lungs

b)

gills

c)

spiracles

d)

diffusion

41.

what are the two main parts of a plants ?

a)

Root and Shoot

b)

Root and stem

c)

Leaf and stem

42.

an example of modified root is ..

a)

sugarcane

b)

turnip

c)

tomato

d)

onion

43.

name the part labelled as C

a)

stigma

b)

stamen

c)

style

44.

When pollination occurs between the anther and stigma of different plants it is called

a)

self pollination

b)

cross pollination

45.

Primary function of stem is to

a)

Bear and hold out leaves

b)

Absorb water and minerals

c)

Fixation of plant

d)

Help in vegetative propagation

46.

Potato tuber is modified /Edible part of potato is

a)

Stem

b)

Bulb

c)

Stolon

d)

Root

47.

What is this part of the leaf?

a)

Leaf Bein

b)

Leaf Vein

c)

Leaf Chloroplast

d)

Leaf Stem

48.
Gases pass in and out of a leaf through the what?
a)
vascular tissue
b)
mouth hole
c)
stomata
d)
cell wall
49.

What is main product of photosynthesis?

a)

Carbon dioxide

b)

Glucose

c)

Light

d)

Water

50.

C is shown as.....

a)

vein

b)

petiole

c)

blade

d)

branch

51.

What does the leaf produce during the photosynthesis beside the foods?

a)

starch

b)

Oxygen

c)

fruits

d)

seeds

52.

Process in which plants release excess water through openings in their leaves is called ____________________.

a)

respiration

b)

transpiration

c)

absorption

d)

photosynthesis

53.

The pattern of veins on the leaf.

a)

Design

b)

Lamination

c)

Venation

d)

Pollination

54.

Plants having parallel venation have _________ roots.

a)

tap

b)

fibrous

55.

Root hair:

a)

enable elongation of a root.

b)

absorbs water and minerals from soil.

c)

produces oxygen in the process of photosynthesis.

56.

Prop roots:

a)

enable food exchange.

b)

grow down deep in the ground.

c)

support the plant.

57.

Spines are:

a)

modifications of roots.

b)

modifications of stems.

c)

modifications of leaves.

58.

Numerous hair roots and no visible main root - this is a description of:

a)

a tap root system.

b)

a fibrous root system.

c)

an aerial roots system.

59.

Which of the following is not a correct match?

a)

Petiole : attaches leaf to stem

b)

Lamina : green flat part of leaf

c)

Margin : gives shape to the leaf

d)

Veins : transpiration

60.

Reticulate venation is characteristic of ______________________.

a)

Pteridophytes

b)

Gymnosperms

c)

Monocotyledons

d)

Dicotyledons

61.

what informs a venus flytrap that there is a insect in it?

a)

a human

b)

trigger hairs

c)

the plant that it grew on

d)

birds

62.

Bryophllum plants can be grown from

a)

roots

b)

leaves

c)

seeds

63.
What is photosynthesis?
a)
Water loss by a plant.
b)
When a photographer takes a photo.
c)
To get your pictures from the photo lab.
d)
The process in which plants make their food.
64.
Most plants appear green because chlorophyll
a)
absorbs green light.
b)
absorbs violet light.
c)
reflects green light.
d)
does not absorb violet light.
65.
What is chlorophyll's main function?
a)
to make the plant a vegetable
b)
to blend into their environment
c)
to capture energy from sunlight for photosynthesis
d)
to help prevent water loss
66.

The male part of the flower is called the stamen.

a)

True

b)

False

67.

The female part of the flower is called the pistil.

a)

True

b)

False

68.

Which part of the flower helps to attract insects for pollination?

a)

Stamen

b)

Pistil

c)

Petal/Petals

d)

Sepal

69.

Name the parts of a flower.

What is number 1 called?

a)

Stamen

b)

Pistil

c)

Petal

d)

Sepal

70.

Name the parts of a flower.

What is number 2 called?

a)

Stamen

b)

Pistil

c)

Petal

d)

Sepal

71.

Name the parts of a flower.

What is number 3 called?

a)

Pistil

b)

Petal

c)

Sepal

d)

Stamen

72.

Name the parts of a flower.

What is number 4 called?

a)

Petal

b)

Stamen

c)

Sepal

d)

Pistil

73.

What part covers and protects the flower bud?

a)

petal

b)

sepal

c)

stamen

74.

What is the male part of the flower?

a)

egg

b)

pollen

75.

What two things need to be put together to make a seed?

a)

pollen and stamen

b)

pollen and a bee

c)

pollen and an egg cell

76.

The process of getting the pollen to the egg cell is called...

a)

pollination

b)

pollen

c)

stamenation

77.

Which of the following materials is hard, opaque and shines?

a)

Rubber

b)

Plastic

c)

Wood

d)

Tin

78.

Which property of clay is useful for making pots and bricks?

a)

Opacity

b)

Non-magnetic nature

c)

A good conductor of heat

d)

malleability

79.

What will happen to these cubes of ice when they melt?

a)

Turn into a solid.

b)

Turn into a gas.

c)

Turn into a liquid.

d)

Nothing, they will not melt.

80.

Which of the following is the best material to make into the windows of a car?

a)

metal

b)

stone

c)

wood

d)

glass

81.

Which of the following materials is not lustrous?

a)

Gold

b)

Silver

c)

Wood

d)

Diamond

82.

An oiled paper act as a _______ material.

a)

Transparent

b)

Translucent

c)

Hard

d)

Opaque

83.

Take two samples, one is oil and other is water. Mix the two. You observe that

a)

They are soluble.

b)

Oil floats on water

c)

Water floats on oil

d)

None of the above

84.

Which of the following statements is not true?

a)

Materials are grouped for convenience.

b)

Materials are grouped to study their properties.

c)

Materials are grouped for fun.

d)

Materials are grouped according to their uses

85.

Hussain was applying paint on the wall during which some of the paint fell on his hands. Instead of using water, Hussain used kerosene oil to wash his hands.

Which of the following options explains Hussain's decision?

a)

Kerosene is softer than water.

b)

Kerosene smells better than water.

c)

Paints dissolve in kerosene and not in water.

d)

Kerosene is more easily available than water.

86.

The space between particles is maximum in

a)

solids

b)

liquids

c)

gases

d)

both solids and liquids

87.

Cooking oil floats on water because

a)

oil is lighter than water

b)

oil is a poor conductor

c)

oil is heavier than water

d)

oil is neither heavier nor lighter than water

88.

Which property of clay is useful for making pots and bricks?

a)

Opacity

b)

Non-magnetic nature

c)

A good conductor of heat

d)

malleability

89.

Why are most of the balloons, tyres and footballs made of rubber?

a)

It is naturally available.

b)

It is cheap.

c)

It is an electrical insulator.

d)

It is soft and flexible.

90.

A mirror is

a)

opaque.

b)

transparent

c)

translucent.

d)

flexible

91.

When Amrita was asked to pick up a few articles from a collection, she picked up the following:

Wooden scale

Glass test tube

Paper basket

Which of the following articles is she most likely to pick up the next

a)

Steel cup

b)

Iron chain

c)

Rubber gloves

d)

Copper wire

92.

Which characteristics given below are of metals?

(i) They are hard.

(ii) They have lustre.

(iii) They are good conductors of electricity

a)

Only (i) and (ii

b)

Only (ii) and (iii)

c)

Only (i) and (iii)

d)

i), (ii) and (iii)

93.

Grouping things with similar properties together is called

a)

Variation

b)

Specification

c)

Nomenclature

d)

Classification

94.

Vinegar and Lemon juice are--------- in water

a)

Miscible

b)

Immiscible

c)

Both the options

d)

Confusing

95.

Which of the following materials is hard, opaque and shines?

a)

Rubber

b)

Plastic

c)

Wood

d)

Tin

96.

A mirror is

a)

opaque.

b)

transparent

c)

translucent.

d)

flexible

97.

A vendor sells white powdered salt mixed with white powdered stone. Which of these properties will help you detect his malpractice?

a)

Ductility

b)

Opacity

c)

Density

d)

Solubility

98.

Kerosene does not dissolve in water. What are they called?

a)

Immiscible liquids

b)

Solute and solvent

c)

Solvent and solution

d)

Miscible liquids

99.

If opacity is the distinct feature of wood, then what is glass known for in the same way?

a)

Its transparency

b)

Its magnetic nature

c)

Its conductivity to heat

d)

Its lustrous nature

100.

Which type of the following materials is used for making the front glass (wind screen) of a car?

a)

Transparent

b)

Translucent

c)

Opaque

d)

None of the above

101.

An oiled paper act as a _______ material.

a)

Transparent

b)

Translucent

c)

Hard

d)

Opaque

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