Arizona state standards life science food web
Quiz by Tonia Smith
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28 questions
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- Q1In a food web, which of the following organisms is typically at the bottom of the food chain?ProducersTertiary consumersSecondary consumersPrimary consumers30s
- Q2What role do primary consumers play in a food web?They produce their own food.They eat producers.They have no role in the food web.They eat secondary consumers.30s
- Q3Which of the following best describes the relationship between predators and prey in a food web?Predators eat prey.Predators and prey live in harmony.Prey eat predators.Predators and prey are the same.30s
- Q4Which type of organism is primarily responsible for photosynthesis in a food web?DecomposersHerbivoresCarnivoresProducers30s
- Q5Which of the following statements about energy flow in a food web is true?Energy decreases as it moves up the food chain.Energy is the same at all levels of the food chain.Energy increases as it moves up the food chain.Energy only flows from consumers to producers.30s
- Q6What is the main difference between a food chain and a food web?A food web shows multiple interconnected food chains.A food chain includes only producers.A food chain shows all organisms in an ecosystem.A food web is simpler than a food chain.30s
- Q7Which of the following groups of organisms is known as the top predators in a food web?ProducersSecondary consumersPrimary consumersTertiary consumers30s
- Q8What term describes the feeding relationships and energy flow between organisms in an ecosystem?Food chainBiomeHabitatFood web30s
- Q9In a food web, which type of organism breaks down dead matter and recycles nutrients back into the ecosystem?ProducersPrimary consumersDecomposersSecondary consumers30s
- Q10What is the primary source of energy for most food webs on Earth?WindThe MoonWaterThe Sun30s
- Q11What role do producers play in a food web?Producers decompose organic matter.Producers consume other organisms.Producers create energy through photosynthesis.Producers are always herbivores.30s
- Q12What is a primary consumer in a food web?A primary consumer is a producer of energy.A primary consumer decomposes dead organisms.A primary consumer is an organism that eats producers.A primary consumer is an organism that eats other consumers.30s
- Q13Which of the following best describes a food web?A food web shows only one food chain.A food web is a complex network of feeding relationships among organisms.A food web only includes plants and herbivores.A food web is a linear sequence of energy transfer.30s
- Q14In a food web, what happens to energy as it moves from one trophic level to the next?Energy is lost only at the producer level.Energy stays the same at each level.Energy decreases as it moves up the trophic levels.Energy increases as it moves up the trophic levels.30s
- Q15What is the role of decomposers in a food web?Decomposers only eat plants.Decomposers are primary consumers.Decomposers produce energy through photosynthesis.Decomposers break down dead organisms and recycle nutrients back into the ecosystem.30s