Check the below Is Matter Around Us Pure MCQ Questions for Class 9 Science with Answers available with PDF free download. MCQ Questions for Class 9 Science with Answers were prepared based on the latest syllabus and examination pattern issued by CBSE, NCERT and KVS. Our teachers have provided below Is Matter Around Us Pure Class 9 Science MCQs Questions with answers which will help students to revise and get more marks in exams
Is Matter Around Us Pure MCQ Questions for Class 9 Science with Answers
Refer below for Is Matter Around Us Pure MCQ Questions for Class 9 Science with solutions. Solve MCQ questions and compare them with the answers provided below
Question. When a bottle of soda water is opened, carbon dioxide escapes, producing a fizz. This is due to:
a. Decrease in solubility on decreasing temperature
b. Decrease in solubility on increasing temperature
c. Decrease in solubility on decreasing pressure
d. Decrease in solubility on increasing pressure
Answer
C
Question. Different components can be separated from petroleum by:
a. FiltrationA
b. Chromatography
c. Simple distillation
d. Fractional distillation
Answer
D
Question. A mixture of oil and water can be separated by:
a. Sublimation
b. Crystallisation
c. Chromatography
d. Separating funnel
Questions 3 to 5 are based on the following information: Four samples A, B, C, D are prepared by adding a pinch of copper sulphate, a spatula of copper sulphate, a spatula of chalk powder, and some milk, to water respectively.
Answer
D
Question. Which of these will exhibit the Tyndall effect?
a. A and D
b. B and C
c. A and B
d. D
Answer
D
Question. Which of the following represents a chemical change?
a. Extraction of copper from copper pyrites
b. Distillation of water
c. Melting of wax
d. Dissolution of salt in water
Answer
A
Question. Which one is the colloidal solution among them?
a. C
b. D
c. B
d. A
Answer
B
Question. Which of these will form a clear and transparent solution:
a. A
b. B
c. A and B
d. B and D
Answer
C
Question. The sequence of steps for separating a mixture of salt, sand and camphor is:
a. Adding water, filtration, evaporation, sublimation
b. Adding water, filtration, sublimation, evaporation
c. Sublimation, adding water, filtration, evaporation
d. Sublimation, adding water, evaporation, filtration
Answer
C
Question. In the separation of dyes A and B by chromatography, component B has more solubility in the solvent. Which component will rise faster?
a. A
b. B
c. Both at the same speed
d. Separation of dyes is independent of the solubility in solvent
Answer
B
Question. Which of the following is the correct set of apparatus for fractional distillation?
a. Round bottomed flask, thermometer, water condenser and beaker
b. Round bottomed flask, thermometer, air condenser and beaker
c. Round bottomed flask, thermometer, fractionating column, water condenser and flask
d. Round bottomed flask, thermometer, fractionating column, air condenser and flask
Answer
c
