States of Matter MCQs

31. Pressure is highest in:
A) Solid
B) Liquid
C) Gas
D) Plasma
Answer: C) Gas
32. Which state can be compressed easily?
A) Solid
B) Liquid
C) Gas
D) Plasma
Answer: C) Gas
33. Which state has particles moving randomly?
A) Solid
B) Liquid
C) Gas
D) Both liquid and gas
Answer: D) Both liquid and gas
34. Which state shows least diffusion?
A) Solid
B) Liquid
C) Gas
D) Plasma
Answer: A) Solid
35. Matter is anything that has:
A) Shape only
B) Volume only
C) Mass and occupies space
D) Color only
Answer: C) Mass and occupies space
36. The smallest particle of matter is:
A) Molecule
B) Atom
C) Cell
D) Ion
Answer: B) Atom
37. Which process is gas to solid?
A) Sublimation
B) Deposition
C) Evaporation
D) Melting
Answer: B) Deposition
38. Which state has particles that slide over each other?
A) Solid
B) Liquid
C) Gas
D) Plasma
Answer: B) Liquid
39. Which of the following is not a state of matter?
A) Solid
B) Liquid
C) Gas
D) Energy
Answer: D) Energy
40. Which state has fixed shape?
A) Gas
B) Liquid
C) Solid
D) Plasma
Answer: C) Solid