41. Filtration separates:
A) Solution
B) Suspension
C) Gas
D) Liquid
Answer: B
42. Which one is clear?
A) Suspension
B) Solution
C) Mud
D) Soil
Answer: B
43. Which has largest particles?
A) Solution
B) Suspension
C) Colloid
D) Liquid
Answer: B
44. Sugar dissolving in water is:
A) Chemical change
B) Physical change
C) Nuclear change
D) None
Answer: B
45. Which mixture is not stable?
A) Solution
B) Suspension
C) Solid
D) Gas
Answer: B
46. Which has highest solubility?
A) Gases
B) Liquids
C) Solids
D) Depends
Answer: D
47. Increasing pressure affects solubility of:
A) Solids
B) Liquids
C) Gases
D) None
Answer: C
48. Suspension can be separated by:
A) Filtration
B) Distillation
C) Sublimation
D) Crystallization
Answer: A
49. Solution particles cannot be:
A) Seen
B) Felt
C) Filtered
D) All
Answer: D
50. Which mixture is homogeneous?
A) Suspension
B) Solution
C) Colloid
D) Emulsion
Answer: B