Matter Objective Type Questions and Answers

Questions

21 By which technique salt is obtained from sea-water?

A Evaporation

B Chromatography

C Filtration

D Distillation

View Answer

Answer: Evaporation

22 CO2 can be easily liquified and even solidified because

A It has comparatively more force of attraction than other gases

B It is present in atmosphere

C It has weak forces of attraction

D All of the above

View Answer

Answer: It has comparatively more force of attraction than other gases

Article and Schedule Quiz	Start Test!

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

23 Bose-Einstein Condensate have

A Highest kinetic energy

B High kinetic energy

C Very low kinetic energy

D None of these

View Answer

Answer: Very low kinetic energy

24 The quantity of matter present in an object is called its:

A Mass

B Density

C Weight

D Gram

View Answer

Answer: Mass

25 The boiling point of water on Celsius and Kelvin scale respectively is:

A 100, 373

B 273, 373

C 373, 273

D 0, 273

View Answer

Answer: 100, 373

26 When we put some crystals of potassium permanganate in a beaker containing water, we observe that after sometime whole water has turned pink. This is due to:

A Diffusion

B Boiling

C Sublimation of crystals

D Melting of potassium permanganate crystals

View Answer

Answer: Diffusion

27 The state of matter which consists of super energetic particles in the form of ionized gases is called:

A Plasma state

B Gaseous state

C Liquid state

D Bose- Einstein condensate

View Answer

Answer: Plasma state

28 Which of the following describes the liquid phase?

A It has a definite volume but not a definite shape

B It has a definite shape but not a definite volume

C It has a definite shape and a definite volume

D It has neither a definite shape nor a definite volume

View Answer

Answer: It has a definite volume but not a definite shape

29 Boyle’s law states that the:

A Pressure of a gas is inversely proportional the volume at constant temperature

B Volume is directly proportional to the temperature at constant pressure

C Pressure of a gas is directly proportional to the temperature at constant volume

D None of these

View Answer

Answer: Pressure of a gas is inversely proportional the volume at constant temperature

30 Non- reacting gases have a tendency to mix with each other. This phenomenon is known as:

A Effusion

B Explosion

C Chemical reaction

D None of these

View Answer

Answer: Effusion

31 What is the term used to describe the phase change of a liquid to a gas?

A Condensation

B Melting

C Boiling

D None of the above

View Answer

Answer: Boiling

32 What s the term used to describe the phase change as a liquid becomes a solid?

A Freezing

B Condensation

C Evaporation

D None of the above

View Answer

Answer: Freezing

33 Which has the least energetic molecules?

A Liquids

B Gases

C Plasmas

D Solids

View Answer

Answer: Solids

34 Out of the following which is the densest state of matter?

A Plasmas

B Liquids

C Gases

D Solids

View Answer

Answer: Solids

35 Name the particles which make up matter?

A Atoms

B Non metals

C Metalloids

D Metals

View Answer

Answer: Atoms

36 Particles of matter have following characteristics:

A They are very small

B They attract each other

C They constantly move

D All of the above

View Answer

Answer: All of the above

37 For dryness why crystallisation is a better technique than evaporation?

A Impurities get removed

B Solid gets charged

C Decomposition of solid takes place

D All of the above

View Answer

Answer: Impurities get removed

38 The process in which heat is required to convert a liquid into the vapour state is known as:

A Latent heat of Vaporisation

B Condensation

C Evaporation

D Melting

View Answer

Answer: Latent heat of Vaporisation

39 Which of the following has heighest kinetic energy?

A Particles of steam at 100 °C

B Particles of water at 100 °C

C Particles of ice at 0 °C

D Particles of water at 0 °C

View Answer

Answer: Particles of steam at 100 °C

40 Which of the following does not affect rate of evaporation?

A Insoluble heavy impurities

B Wind speed

C Surface area

D Temperature

View Answer

Answer: Insoluble heavy impurities

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test	Start Test!
SSC MTS Mock Test	Start Test
IBPS CLERK MOCK TEST	Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH)	Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi)	Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH)	Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH)	Start Test!
IB Security Assistant Mock test 1 (english)	Start Test!
UP POLICE CONSTABLE MOCK TEST 1	Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI)	Start Test!