Class 9 Matter in Our Surroundings MCQ. We covered all the Class 9 Matter in Our Surroundings MCQ in this post for free so that you can practice well for the exam.
Install our MCQTUBE Android app from the Google Play Store and prepare for any competitive government exams for free.
These types of competitive MCQs appear in the exams like SSC, Railways, Defence, CDS, NDA, State PSC & CSE Exams, etc. We created all the competitive exam MCQs into several small posts on our website for your convenience.
You will get their respective links in the related posts section provided below.
Related Posts:
MCQ on Matter in our Surroundings for Class 9 Students
A student carefully observed the colloidal of starch in water, human blood, and cow milk. On the basis of observations, he made certain conclusions given below. Choose the wrong conclusion about the colloidal solution
(a) Translucent
(b) Components can be separated by ordinary filtration.
(c) Heterogenous and stable
(d) Show Tyndal effect
Option b – Components can be separated by ordinary filtration
There are four test tubes A, B, C, and D half filled with water. A considerable quantity of sugar, milk, egg white, and common salt was added to them respectively by stirring the contents of each tube. A true solution will be obtained in
(a) Only A
(b) Only D
(c) Both B and C
(d) Both A and D
Option d – Both A and D
Choose the incorrect statement about the true solution
(a) Its components can not be separated by filtration.
(b) It is opaque and unstable.
(c) Its particles can not be seen through the naked eye.
(d) It does not show the Tyndall effect.
Option b – It is opaque and unstable
Barium sulphate (BaSO4) dispersed in water used in diagnostic X-rays is a
(a) Colloid
(b) Solution
(c) Suspension
(d) Foam
Option c – Suspension
An example of a solution of liquid in gas is
(a) Dry air
(b) Sugar in water
(c) Mercury in gold.
(d) Moist air.
Option d – Moist air
The component of a solution that is present in larger amounts is referred to as
(a) Solute
(b) Solvent
(c) Both (a) and (b)
(d) Neither (a) nor (b)
Option b – Solvent
You have prepared four different mixtures in water using 1. Charcoal powder, 2. Chalk powder, 3. Slaked lime and 4. Detergent powder. If you filter these mixtures through a filter paper, there will be no residue left after filtration in the case of
(a) charcoal powder
(b) chalk powder
(c) slaked lime
(d) detergent powder
Option d – detergent powder
A mixture of sulphur and carbon disulphide is
(a) heterogeneous and shows the Tyndall effect
(b) homogeneous and shows the Tyndall effect
(c) heterogeneous and does not show the Tyndall effect
(d) homogeneous and does not show the Tyndall effect
Option d – homogeneous and does not show the Tyndall effect
Tincture of iodine has antiseptic properties. This solution is made by dissolving
(a) iodine in potassium iodide
(b) iodine in vaseline
(c) iodine in water
(d) iodine in alcohol
Option d – iodine in alcohol
The gas you use in the kitchen is called liquified petroleum gas (LPG). In the cylinder, it exists as a liquid. When it comes out of the cylinder, it becomes a gas (process A), then it burns (process B). Choose the correct statement.
(a) Process A is a chemical change.
(b) Process B is a chemical change.
(c) Both processes A and B are chemical changes.
(d) None of these processes is a chemical change.
Option b – Process B is a chemical change
Anaerobic bacteria digest animal waste and produce biogas (change A). The biogas is burnt as fuel (change B). Choose the correct statement.
(a) Change A is a chemical change.
(b) Change B is a chemical change.
(c) Both changes A and B are chemical changes.
(d) None of these changes is a chemical change.
Option c – Both changes A and B are chemical changes
Which of the following is a chemical change?
(a) Dent produced on car body by a cricket ball
(b) Stretching of rubber band
(c) Brinjals and apples become dark on exposure to the atmosphere
(d) Formation of salts by collecting sea water in shallow pits
Option c – Brinjals and apples become dark on exposure to the atmosphere
Which flow chart correctly describes a homogeneous material?
(a) Unknown-density-3 layers.
(b) Unknow – filtration – two substances
(c) Unknown – magnet – two substances
(d) Unknown-boiling – one temperature
Option d – Unknown-boiling – one temperature
Magnetism is most beneficial for separating
(a) gases and non-metallic liquids
(b) magnetic solids and solids such as sulfur
(c) non-metallic solids and solids such as sulfur
(d) non-magnetic solids from non-magnetic liquids
Distillation is a good separation technique for
(a) solids
(b) liquids
(c) solid alloys
(d) gases
Option b – liquids
Solubility is a good separation technique for
(a) pure metals
(b) noble gases
(c) different salts
(d) metallic alloys
Option c – different salts
40 g of common salt is dissolved in 320 g of water. The mass percentage of salt is
(a) 11.1%
(b) 12.5%.
(c) 15%
(d) 10%
Option a – 11.1%
Water boiling in open fry pan represents which type of change?
(a) Physical and irreversible
(b) Chemical and irreversible
(c) Physical and reversible
(d) Chemical and reversible
Option a – Physical and irreversible
Which has the least energetic molecules?
(a) Solids
(b) Liquids
(c) Gases
(d) Plasmas
Option a – Solids
The process used to separate oil and water is
(a) distillation
(b) sublimation
(c) separating funnel
(d) chromatography
Option c – separating funnel
A mixture of common salt, sulphur, sand, and iron filings is shaken with carbon disulphide and filtered through filter paper. The filtrate is evaporated to dryness in a china dish. What will be left in the dish after evaporation?
(a) Sand
(b) Sulphur
(c) Iron filings
(d) Common salt
Option b – Sulphur
A mixture of ZnCl₂ and PbCl₂ can be separated by
(a) distillation
(b) crystallization
(c) sublimation
(d) adding acetic acid
Option b – crystallization
White gold is used in jewelry and contains two elements, gold, and palladium. A jeweler has two different samples that are both identical in appearance and have a uniform composition throughout. What can be said about the samples?
(a) They are homogeneous mixtures and be classified as metallic alloys.
(b) The materials are heterogeneous mixtures and can be classified by their components
(c) The samples have variable compositions and are classified as metallic solutions.
(d) The samples are heterogeneous mixtures that can be separated using magnetic properties.
Option a – They are homogeneous mixtures and be classified as metallic alloys
Non-reacting gases have a tendency to mix with each other. This phenomenon is known as
(a) chemical reaction
(b) diffusion
(c) effusion
(d) explosion
Option c – effusion
A gas can be compressed to a fraction of its volume. The same volume of gas can be spread all over a room. The reason for this is that
(a) the volume occupied by molecules of a gas is negligible as compared to the total volume of the gas.
(b) gases consist of molecules that are in a state of random motion
(c) gases consist of molecules having very large intermolecular space which can be reduced or increased under ordinary conditions
(d) None of these
Option c – gases consist of molecules having very large intermolecular space which can be reduced or increased under ordinary conditions
We covered all the class 9 matter in our surroundings mcq above in this post for free so that you can practice well for the exam.
Check out the latest MCQ content by visiting our mcqtube website homepage.
Related Posts:
