Class 3 EVS Water Cycle
Fill in the Blanks
1. The process of changing liquid water into gas is called _______. Answer: Evaporation
2. Water vapor is the _______ form of water.Answer: Gaseous
3. The process in which a gas changes into its liquid state is called _______. Answer: Condensation
4. _______ causes evaporation of water from rivers, lakes, and oceans.Answer: Heat of the sun
5. Plants release water from their _______ during transpiration.Answer: Leaves
6. The tiny droplets formed in the air that create clouds are a result of _______. Answer: Condensation
7. Water falls back to the earth in the form of _______.Answer: Precipitation
8. The water cycle is also known as the _______ cycle.Answer: Hydrologic
9. Water collected in oceans, lakes, or rivers is called _______.Answer: Accumulation
10. The continuous movement of water through evaporation, condensation, and precipitation is called the _______.Answer: Water cycle
Multiple Choice Questions (MCQs)
1. What helps wet clothes dry faster?
a) Rain
b) Wind and heat
c) Cold weather
d) Humidity
Answer: b) Wind and heat
2. Which process changes water vapor into tiny droplets?
a) Precipitation
b) Condensation
c) Evaporation
d) Accumulation
Answer: b) Condensation
3. Water vapor is formed during _______.
a) Freezing
b) Evaporation
c) Condensation
d) Precipitation
Answer: b) Evaporation
4. Droplets on the surface of a cold drink bottle are caused by _______.
a) Evaporation
b) Condensation
c) Precipitation
d) Accumulation
Answer: b) Condensation
5. Which of these is a form of precipitation?
a) Fog
b) Rain
c) Wind
d) Heat
Answer: b) Rain
6. Water released by plants into the air is part of _______.
a) Accumulation
b) Precipitation
c) Transpiration
d) Condensation
Answer: c) Transpiration
7. The water cycle includes _______.
a) Only evaporation
b) Evaporation, condensation, and precipitation
c) Only condensation
d) Accumulation and freezing
Answer: b) Evaporation, condensation, and precipitation
8. When water droplets on grass form in the morning, it is an example of _______.
a) Evaporation
b) Condensation
c) Transpiration
d) Precipitation
Answer: b) Condensation
9. Water on Earth exists in which forms?
a) Solid, liquid, and gas
b) Only solid and liquid
c) Only liquid and gas
d) Only solid and gas
Answer: a) Solid, liquid, and gas
10. What happens to water during accumulation?
a) It rises into the air
b) It gathers in rivers, lakes, or oceans
c) It turns into water vapor
d) It freezes into ice
Answer: b) It gathers in rivers, lakes, or oceans
True/False
1. Evaporation changes liquid water into water vapor.
Answer: True
2. Wind slows down the process of evaporation. Answer: False
3. Condensation happens when water vapor turns into liquid droplets. Answer: True
4. Precipitation only occurs in the form of rain. Answer: False
5. Plants do not play any role in the water cycle. Answer: False
6. Dew on grass in the morning is an example of condensation. Answer: True
