Food Chains and Food Webs Quiz
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5 questions, one answer each
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1. What must every food chain begin with?
- A. A predator
- B. A producer
- C. A decomposer
- D. A consumer
2. What is a food web?
- A. A single food chain
- B. A network of interconnected food chains
- C. A pyramid of biomass
- D. A type of consumer
3. In the chain grass -> grasshopper -> frog -> snake, what type of consumer is the frog?
- A. Producer
- B. Primary consumer
- C. Secondary consumer
- D. Tertiary consumer
4. What is the likely effect of overharvesting a fish species on its food web?
- A. No effect on other species
- B. Numbers of species that depend on it may be disrupted
- C. The species will evolve immunity
- D. Other species instantly take over its energy role
5. Why can introducing a non-native species disrupt a food web?
- A. It always increases biodiversity
- B. It may lack natural predators and outcompete native species
- C. It converts into a decomposer
- D. It stops photosynthesis in producers