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Science: Middle School: Grades 6, 7 and 8 Quiz - Food Chains and Webs (Questions)

This Science quiz is called 'Food Chains and Webs' and it has been written by teachers to help you if you are studying the subject at middle school. Playing educational quizzes is a fabulous way to learn if you are in the 6th, 7th or 8th grade - aged 11 to 14.

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A food chain shows the dependency of organisms as a source of food. Food chains show how energy is transferred through a food chain. You will have learned in your Science lessons that animals depend on plants.

See how much you know in this quiz about Food Chains and Webs.

1. Plants are .......
[ ] decomposers
[ ] herbivores
[ ] primary consumers
[ ] producers
2. Secondary consumers are usually .......
[ ] carnivores
[ ] decomposers
[ ] herbivores
[ ] producers
3. Omnivores eat .......
[ ] animals and plants
[ ] only animals
[ ] only decomposers
[ ] only plants
4. Which of the following is the odd one out?
[ ] Bee
[ ] Blackbird
[ ] Rabbit
[ ] Slug
5. Which of the following shows a correct food chain?
[ ] Barn Owl → Dormouse → Barley
[ ] Dormouse → Barley → Barn Owl
[ ] Fox → Rabbit → Grass
[ ] Grass → Rabbit → Fox
6. In the following food chain 'lettuce → rabbit → hawk', the rabbit is .......
[ ] the primary consumer
[ ] the producer
[ ] the secondary consumer
[ ] the top carnivore
7. In the following food chain 'grass → grasshopper → rat → snake → hawk', the rat is .......
[ ] a herbivore
[ ] the primary consumer
[ ] the secondary consumer
[ ] the top carnivore
8. In the food chain for Question 7, the hawk is .......
[ ] the primary consumer
[ ] the secondary consumer
[ ] the tertiary consumer
[ ] the top carnivore
9. Rabbits and slugs eat lettuce. Hedgehogs eat slugs. Foxes eat rabbits. The rabbits get poisoned and many die. Which of the following is likely to happen?
[ ] Foxes and hedgehogs will decrease in number
[ ] Foxes and hedgehogs will increase in number
[ ] Slugs and foxes will increase in number
[ ] Slugs and hedgehogs will increase in number
10. Which of the following statements is NOT correct?
[ ] Food chains always start with a plant
[ ] In a food web, arrows can point in any direction
[ ] Primary consumers are herbivores
[ ] Secondary consumers can be carnivores or omnivores
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Science: Middle School: Grades 6, 7 and 8 Quiz - Food Chains and Webs (Answers)
1. Plants are .......
[ ] decomposers
[ ] herbivores
[ ] primary consumers
[x] producers
Plants produce their own food by photosynthesis
2. Secondary consumers are usually .......
[x] carnivores
[ ] decomposers
[ ] herbivores
[ ] producers
They can also be omnivores
3. Omnivores eat .......
[x] animals and plants
[ ] only animals
[ ] only decomposers
[ ] only plants
Herbivores eat plants. Carnivores eat animals (meat)
4. Which of the following is the odd one out?
[ ] Bee
[x] Blackbird
[ ] Rabbit
[ ] Slug
The others are herbivores; a blackbird is an omnivore
5. Which of the following shows a correct food chain?
[ ] Barn Owl → Dormouse → Barley
[ ] Dormouse → Barley → Barn Owl
[ ] Fox → Rabbit → Grass
[x] Grass → Rabbit → Fox
A food chain always starts with a plant
6. In the following food chain 'lettuce → rabbit → hawk', the rabbit is .......
[x] the primary consumer
[ ] the producer
[ ] the secondary consumer
[ ] the top carnivore
The primary consumer is a herbivore
7. In the following food chain 'grass → grasshopper → rat → snake → hawk', the rat is .......
[ ] a herbivore
[ ] the primary consumer
[x] the secondary consumer
[ ] the top carnivore
8. In the food chain for Question 7, the hawk is .......
[ ] the primary consumer
[ ] the secondary consumer
[ ] the tertiary consumer
[x] the top carnivore
9. Rabbits and slugs eat lettuce. Hedgehogs eat slugs. Foxes eat rabbits. The rabbits get poisoned and many die. Which of the following is likely to happen?
[ ] Foxes and hedgehogs will decrease in number
[ ] Foxes and hedgehogs will increase in number
[ ] Slugs and foxes will increase in number
[x] Slugs and hedgehogs will increase in number
10. Which of the following statements is NOT correct?
[ ] Food chains always start with a plant
[x] In a food web, arrows can point in any direction
[ ] Primary consumers are herbivores
[ ] Secondary consumers can be carnivores or omnivores
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