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motion,cell,matter in our surrounding,is matter around us pu

Total questions: 60

Worksheet time: 39mins

Name
Class
Date
1.

which of the following factors where evaporation does not depend?

a)

Humidity

b)

Temperature

c)

Surface area

d)

Quality of matter

2.

What is the unit of latent heat of fusion?

(a)  

3.

Which of the following will have more energy at 0 0 C ?

a)

Cold water

b)

Hot water

c)

Boiling water

d)

Steam

4.

Latent heat of fusion is amount of

a)

heat energy required to change 1 kg solid into liquid completely at its melting point.

b)

heat energy required to convert 1 kg solid into liquid at room temperature

c)

heat energy required to change 1 g of solid into liquid completely

d)

heat energy required to change 1 kg of solid into liquid at any temperature.

5.

During summer, water kept in an earthen pot becomes cool because of the phenomenon of:

a)

diffusion

b)

transpiration

c)

osmosis

d)

evaporation

6.

The fifth state of matter is given by?

a)

Subhash Chandra Bose

b)

Albert Einstein

c)

Satyendra Nath Bose

d)

Both Satyendra Bose and Einstein

7.

Choose the correct statement out of the following

a)

Conversion of solid into vapours without becoming liquid is called evaporation.

b)

Conversion of vapours into solid without becoming liquid is called sublimation

c)

Conversion of solid into liquid is called sublimation.

d)

Conversion of liquid into vapours is called fusion.

8.

Which of the following has minimum kinetic energy ?

a)

Particles of ice below 0 °C

b)

Particles of water at 0 °C

c)

Particles of water at 100 °C

d)

Particles of steam at 100 °C

9.

Which of the following cannot be separated by sublimation?

a)

Iodine and NaCl

b)

Iodine and Ammonium chloride

c)

Camphor and Sodium chloride

d)

Naphthalene and Sand

10.

brass is an alloy. It is a mixture of______

a)

30% Zinc 70% copper

b)

20% copper 80% nickel

c)

40% iron 80% copper

d)

35% gold 65% zinc

11.

colloids can be seperated by

a)

filtration

b)

distillation

c)

sedimentation

d)

centrifugation

12.

formula to find concentration of a solution?

(a)  

13.

how will you seperate sulphur and iron fillings

a)

handpicking

b)

sieving

c)

crystallization

d)

magnetic seperation

14.

how will you seperate oxygen from a mixture of liquid air?

a)

centrifugation

b)

seperating funnel

c)

fractional distillation

d)

distillation

15.

how will you seperate the components of sugar solution

a)

evaporation

b)

crystallization

c)

filtration

d)

chromatography

16.

burning of candle is a

a)

physical change

b)

chemical change

c)

both physical and chemical change

d)

none of the above

17.

a mixture of dye in a volatile liquid can be seperated by?

a)

evaporatoion

b)

sedimentation

c)

chromatography

d)

filtration

18.

Tyndall effect is observed in forests because of

a)

tress

b)

high oxygen level

c)

mist and dust particles in the air

d)

less sunlight

19.

concentration of 36g of NaCl in 100 g of water is

a)

23%

b)

26.47%

c)

29.32%

d)

21.11%

20.
Acceleration occurs when an object changes its speed or ______.
a)
direction
b)
force
c)
inertia
d)
mass
21.
A car driving at 50 miles per hour drives for 2 hours. What distance did it cover?
a)
50 miles
b)
25 miles
c)
100 miles
d)
75 miles
22.
A truck driving at 60 miles per hour travels 150 miles. How long is it driving for?
a)
9000 hours
b)
0.4 hours
c)
210 hours
d)
2.5 hours
23.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
24.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
25.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
26.
The SI unit for acceleration is
a)
mph
b)
m/s
c)
m/s2
27.
Acceleration: is the rate of change in ___________.
a)
speed
b)
distance
c)
velocity 
d)
displacement 
28.

How is displacement different from distance?

a)

displacement is a vector, it must have magnitude and direction

b)

displacement is a vector, it must have magnitude only

c)

displacement is a scalar, it must have magnitude and direction

d)

displacement is a scalar, it must have magnitude only

29.
The Standard Units for Speed is ?
a)
m/s (meters per second)
b)
ms (meters times seconds)
c)
mskg (meters times seconds kilograms)
d)
m/s*kg (meters per second kilograms)
30.

Which of the following is a vector quantity?

a)

Work

b)

Speed

c)

Velocity

d)

Force

e)

Accelaration

31.
The correct equation for acceleration is?
a)
a = d/t
b)
a = s/vf
c)
a = vf - vi / t
d)
p = m/v
32.

what is reference point?

a)

navigation tool

b)

google maps another version

c)

a point used for describing the location of object

d)

a point used for describing the looks of object

33.

what is origin?

a)

the place where something starts from.

b)

something from where it has originated.

c)

reference point used for describing any place.

d)

reference point used for describing the location of the object.

34.

Rectilinear motion is:

a)

object moving on curved path

b)

object moving on straight path

c)

object moving on a rectangle

d)

object moving on a square

35.

Displacement can be:

a)

Zero

b)

more than Distance

c)

equal to Distance

d)

negative

36.

Distance is never:

a)

negative

b)

positive

c)

less than displacement

d)

more than displacement

e)

Zero

37.

distance is:

a)

vector quantity

b)

nothing

c)

scalar quantity

d)

everything

38.

Negative displacement means:

a)

Retardation

b)

object is moving forward

c)

object is moving in opposite direction

d)

object is coming to rest

e)

Deacceleration

39.

choose the correct formulas:

(related to speed)

a)

speed = distance/time

b)

distance = speed*time

c)

time = distance/speed

d)

average speed = total distance/total time

e)

speed = displacement/time

40.

What type of cell is an animal cell?

a)

Prokaryotic

b)

Eukaryotic

41.

What type of cell is a plant cell?

a)

Prokaryotic

b)

Eukaryotic

42.

What type of cell is a bacterial cell?

a)

Prokaryotic

b)

Eukaryotic

43.

How to prokaryotes reproduce?

a)

Sexually

b)

Asexually

c)

Both

44.

Which scientist coined the term "cell"?

a)

Schleiden

b)

Schwann

c)

Hooke

d)

Van Leuwenhoek

45.

All organisms are made of

a)

organs

b)

tissues

c)

cells

46.

The idea that all living things are composed of cells, the cell is the basic unit of structure and function, and all cells come from cells is known as the

a)

Theory of relativity

b)

Agenda Theory

c)

Cell Theory

d)

Theory of naturalization

47.
Something is ___________ ____________
when some molecules can cross the membrane while others cannot. 
a)
Selectively (or Semi) Permeable 
b)
Totally Transparent
c)
Liquid Licorice 
d)
Heavily Patrolled 
48.
Controls the passage of materials inside and outside of the cell. 
a)
Cell Membrane
b)
Lipid Cleric Layer
c)
Membrane Gate
d)
Protein Receptors 
49.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
50.
During osmosis
a)
water moves from high to low concentration
b)
large or oddly shaped molecules move across a cell membrane
c)
water moves when energy is used
d)
proteins are built
51.
A person should never drink salty water because their cells would
a)
shrink
b)
expand
52.
This cell is simple. Only genetic material, cytoplasm and ribosomes inside.
a)
Eukaryotic
b)
Prokaryotic
c)
Plant
d)
Animal
53.
Organelles inside nucleus function is to make ribosomes
a)
Golgi Body
b)
Lysosome
c)
Rough E.R.
d)
Nucleolus
54.
This organelle makes/transports fats or lipids. 
a)
Rough E.R.
b)
Smooth E.R.
c)
Golgi Bodies
d)
Lysosomes
55.
This organelle function is to package, modify and transport materials in/out of cell.
a)
Rough E.R.
b)
Smooth E.R.
c)
MItochondria
d)
Golgi Body
56.
The function of this organelle is to break down food, worn out cell/cell organelles.
a)
Nucleus
b)
Vacuole
c)
Ribosome
d)
Lysosome
57.
This function of this organelle is to break down glucose to make cell energy.
a)
Chloroplasts
b)
Mitochondria
c)
Nucleus
d)
ATP
58.
This nucleotide is made in the mitochondria and is fuel for all cells.
a)
Chloroplasts
b)
Glucose
c)
ATP
d)
ADP
59.
The function of this organelle is to store water. Large ones are found in plants. 
a)
Lysosome
b)
Golgi Body
c)
Cytoplasm
d)
Vacuole
60.
The role of these specialized cells is to help fight off infection and foreign bodies.
a)
Palisade Cells
b)
Nerve Cells
c)
White Blood Cells
d)
Red Blood Cells

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