1. What is the process where water turns into vapor?
A)Collection
B)Condensation
C)Precipitation
D)Evaporation
2. Which form of water falls from the sky as rain or snow?
A)Infiltration
B)Transpiration
C)Precipitation
D)Evaporation
3. Where is most of the Earth's fresh water found?
A)In rivers
B)In clouds
C)In glaciers and ice caps
D)In oceans
4. What forms clouds in the sky?
A)Runoff
B)Melting
C)Condensation
D)Evaporation
5. Why is fresh water considered a limited resource?
A)Only a tiny fraction is accessible
B)It turns into salt water
C)It is all frozen
D)It disappears quickly
6. What is the primary source of energy for the water cycle?
A)Wind
B)The Sun
C)The Moon
D)Gravity
7. What happens when water vapor cools down?
A)It boils
B)It evaporates
C)It condenses
D)It melts
8. Where does most rain eventually flow to?
A)The ocean
B)The desert
C)The mountains
D)The sky
9. What do we call water found underground?
A)Groundwater
B)Atmosphere
C)Ocean
D)Glacier
10. Is the total amount of water on Earth changing?
A)No, it stays about the same
B)Yes, it is decreasing
C)Yes, it changes daily
D)Yes, it is increasing
11. Which of these is a form of fresh water?
A)Atlantic Ocean
B)Salt lakes
C)Rivers
D)Pacific Ocean
12. What describes the movement of water on Earth?
A)The carbon cycle
B)The climate change
C)The water cycle
D)The energy loop
13. Where is the majority of Earth's water stored?
A)Oceans
B)Rivers
C)Clouds
D)Lakes
14. What happens to water after it falls as rain?
A)It turns into lava
B)It stays in the sky
C)It becomes solid rock
D)It flows into bodies of water
15. Why should we conserve fresh water?
A)It is expensive
B)It is vital for life
C)It makes the sky blue
D)It causes storms
16. Which material is commonly recycled?
A)Pizza boxes
B)Paper
C)Used tissues
D)Broken glass
17. Can you recycle plastic water bottles?
A)Yes
B)Only if they are painted
C)Only if they are full
D)No
18. Which of these is generally NOT recyclable?
A)Aluminum cans
B)Cardboard
C)Food-soiled plastic
D)Newspaper
19. What should you do before recycling a food container?
A)Paint it
B)Freeze it
C)Crush it into a ball
D)Rinse it
20. Are plastic bags usually accepted in curbside bins?
A)Yes
B)No
C)Only if they are white
D)Sometimes
21. Which item can be recycled?
A)Garden hose
B)Glass bottle
C)Used diaper
D)Styrofoam cup
22. Why do we recycle?
A)To waste energy
B)To increase pollution
C)To save resources
D)To make more trash
23. Is metal usually recyclable?
A)Yes
B)No
C)Only copper
D)Only gold
24. What symbol tells you if an item is recyclable?
A)A smiley face
B)A star
C)A recycling triangle
D)A lightning bolt
25. Can you recycle light bulbs in your paper bin?
A)Only if they are glowing
B)No
C)Only if they are broken
D)Yes
26. What happens to trash that isn't recycled?
A)It goes to a landfill
B)It turns into oxygen
C)It disappears
D)It is turned into water
27. Which of these is a good recycling habit?
A)Burying your waste
B)Burning your plastic
C)Sorting items by type
D)Throwing trash in the bin
28. Are batteries usually recycled in standard bins?
A)Yes
B)No
C)Only in summer
D)Only if they are large
29. What does 'reduce' mean in the 'reduce, reuse, recycle' rule?
A)Use less
B)Throw away
C)Buy more
D)Hide it
30. Is cardboard recyclable?
A)Only if it is wet
B)No
C)Only if it is colorful
D)Yes
31. What is the world's largest rainforest?
A)Amazon
B)Congo
C)Daintree
D)Sumatra
32. Why are rainforests called the 'lungs' of the Earth?
A)They breathe air
B)They produce oxygen
C)They move with the wind
D)They have large lungs
33. What is the weather like in a rainforest?
A)Snowy and windy
B)Very dry
C)Hot and rainy
D)Dry and cold
34. Which continent is the Amazon located in?
A)Asia
B)Europe
C)Africa
D)South America
35. Why do rainforests help the environment?
A)They absorb carbon dioxide
B)They increase sea levels
C)They create more trash
D)They stop the sun from shining
36. What do rainforests provide for many animals?
A)Home and food
B)A desert habitat
C)A cold climate
D)No shelter
37. What happens if we lose too many trees in the rainforest?
A)The ocean gets smaller
B)The climate is harmed
C)Animals get more homes
D)The air gets better
38. Are rainforests important for rainfall?
A)Only in cities
B)Only in winter
C)Yes
D)No
39. What is the main type of plant in a rainforest?
A)Trees
B)Grass
C)Cactus
D)Wheat
40. What is a major threat to rainforests?
A)Planting trees
B)Rain
C)Animal growth
D)Deforestation