Why are green plants called the foundation of an ecosystem?, They eat animals, They produce oxygen and food, They create rain, They absorb oxygen, Which materials are required for photosynthesis?, Oxygen, sunlight and glucose, Carbon dioxide and oxygen only, Sunlight, water and carbon dioxide, Water and oxygen only, What is the first trophic level in a food chain?, Producer, Carnivore, Decomposer, Herbivore, Why would herbivores disappear first if green plants vanished?, They produce oxygen, They eat carnivores, They depend directly on plants for food, They cannot breathe, Why would carbon dioxide increase?, Animals stop eating, Plants stop releasing oxygen, Rainfall decreases, No photosynthesis absorbs carbon dioxide, What is the greenhouse effect?, Heat trapped by greenhouse gases, Water evaporating, Oxygen production, Plant growth, What is habitat loss?, Animals gain new homes, More forests appear, Animals lose their natural shelter, Plants grow faster, Which ecosystem process is disrupted first?, Transportation, Energy flow, Weather forecasting, Communication, What is the purpose of Artificial Photosynthesis?, Produce fossil fuels, Increase pollution, Replace animals, Mimic photosynthesis to help produce oxygen and reduce CO₂, Which statement best describes Artificial Photosynthesis?, It removes all greenhouse gases instantly., It creates new ecosystems automatically., It is a promising technology that supports environmental sustainability but cannot replace the many ecological roles of real plants., It completely replaces green plants.

What If Earth Had No Green Plants?

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