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Nature's Significance
Contributed by: Banks
  • 1. What is the primary function of photosynthesis?
A) To produce carbon dioxide
B) To convert sunlight into energy
C) To consume glucose
D) To absorb water
  • 2. What percentage of Earth's surface is covered by oceans?
A) 71%
B) 80%
C) 30%
D) 50%
  • 3. Which gas do plants primarily absorb during photosynthesis?
A) Methane
B) Carbon dioxide
C) Nitrogen
D) Oxygen
  • 4. What is biodiversity?
A) Soil quality
B) Climate change effects
C) Ocean pollution
D) Variety of life in an ecosystem
  • 5. What role do bees play in ecosystems?
A) Soil digging
B) Water collection
C) Seed dispersal
D) Pollination
  • 6. What is the largest rainforest in the world?
A) Amazon rainforest
B) Taiga
C) Congo rainforest
D) Sundarbans
  • 7. Which animal is known as a keystone species in many ecosystems?
A) Bald eagle
B) Honeybee
C) Sea otter
D) Grey wolf
  • 8. What type of animal is the result of the warming of oceans?
A) Polluted waters
B) Overfishing
C) Coral bleaching
D) Invasive species
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