Filtration

Q.

A mixture of salt and sugar can be separated by the process of filtration.

1. True
2. False

Q.

Define filtration.

Q. Statement 1: Chalk powder can be separated from water by filtration.

Statement 2: Chalk powder is insoluble in water.

Choose the correct option on the basis of the given statements.

1. Both the statements are true
2. Both the statements are false
3. Statement 1 is false,
   Statement 2 is true
4. Statement 1 is true,
   Statement 2 is false

Q.

Solid particles left on filter paper after filtration are collectively called:

1. residue
2. filtrate
3. solvent
4. solute

Q.

Question 8 (b)

Fill up the blanks
When milk, cooled after boiling, is poured onto a piece of cloth the cream (malai) is left behind on it. This process of separating cream from milk is an example of ___

Q.

Explain the process of sepration of mixture of water and soil using filtration technique.

Q. How can we separate an insoluble solid from a liquid?

1. Decantation
2. Evaporation
3. Filtration
4. Condensation

Q. The process of removing tea leaves from tea using a strainer is known as __________.

1. sedimentation
2. evaporation
3. decantation
4. filtration

Q. The vendor selling juice uses a strainer to separate the pulp from juice. The method of separation used by him is ________.

1. filtration
2. evaporation
3. handpicking
4. winnowing

Q.

Which of the following method is used to separate bran from flour?

1. Distillation

2. Sieving

3. Handpicking

4. Evaporation

Q. Assertion: Chalk powder can be separated from water by filtration.

Reason: Chalk powder is insoluble in water.

Which amongst the following is correct regarding these statements?

1. Assertion is true and reason is its correct explanation.
2. Both assertion and reason are false.
3. Assertion is false but reason is true.
4. Both assertion and reason are true, but reason is not its correct explanation.

Q. Match the mixtures in Column I with their method of separation in Column II.​

Oil mixed in water​	Sieving​
Iron powder mixed in flour​	Handpicking​
Salt mixed with water​	Decantation​
Lady’s finger mixed with French beans​	Magnet​
Rice flour mixed with kidney beans​	Evaporation​

Q.

Question 9 (c)

Separation of sugar from tea can be done with filtration

Q.

The property which forms the basis of sieving is the difference in

1. size

2. colour

3. weight

4. shape

Q.

13. You have learnt about a process by which pure water can be obtained from saltwater. Which is that process?

1. distillation

2. sedimentation

3. decantation

4. filtration

Q. Which of the following mixtures can be easily separated by filtration?

1. Salt water
2. Milk and water
3. Sand and water
4. Sugar water

Q.

The husk can be removed from flour by the process of :

1. Threshing

2. Sieving

3. Handpicking

4. Winnowing

Q.

---

is a process to separate solids dissolved in liquids

Q.

Kerosene and water can be separated by filtration.

1. True
2. False

Q. The method of ___ is used in the process of preparing cottage cheese in our homes.

Q.

Why constituents of mixtures are separated?

Q. Tea leaves are removed from tea by the process of __________.

1. filtration
2. decantation
3. winnowing
4. sedimentation

Q.

Fill in the blanks with appropriate word. Filtration is helpful in separating an insoluble_______from a______.

Q.

After preparing tea, the need to filter tea leaves from tea is

1. To obatin tea

2. To add impurity

3. To remove impurities

4. To get two useful component

Q.

Define Aeration.

Q. When milk is cooled after boiling, it is poured onto a piece of cloth where the cream is left behind on it. This process of separating cream from milk is an example of ___________.

1. Hand picking
2. Filtration
3. Churning
4. Sedimentation

Q.

Difference in size of particles is used to separate a mixture into its constituent components, by the process of:

1. Winnowing

2. Filtration

3. Sieving

4. Both Filtration and sieving

Q.

The difference in size of particles is used to separate them by the process of :

1. Winnowing

2. Filtration

3. Sieving

4. Both Filtration and sieving

Q. Rahul mixed chalk powder in water, but it was floating on the surface. Now he wants to get it back. Which of the following methods can he use?

1. Sedimentation
2. Filtration
3. Sieving
4. Condensation

Q.

Sedimentation and decantation method is used for separating an insoluble solid from a liquid.

1. True
2. False