Worked example
In grass → rabbit → fox, what eats the grass?
Answer & why
Answer: rabbit
The arrow from grass to rabbit shows grass is eaten by the rabbit.
Grade 4 · Science
Read a food chain
Interpret a stated food chain with arrows showing energy moving from food to eater.
8 authored questions + worked example
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All questions
All 8 authored questions for this skill.
Question 1
In pond plants → snail → duck, what eats the snail?
- leaves
- bird
- duck
- rabbit
A hint
Read each arrow as 'is eaten by' and use the chain given, rather than inventing other feeding links.
Answer & why
Answer: duck
The duck follows the snail as its eater.
Question 2
In leaves → caterpillar → bird, what provides food for the caterpillar?
- small fish
- rabbit
- leaves
- bird
A hint
Read each arrow as 'is eaten by' and use the chain given, rather than inventing other feeding links.
Answer & why
Answer: leaves
The chain begins with leaves supplying energy to the caterpillar.
Question 3
In grass → rabbit → fox, what eats the grass?
- bird
- rabbit
- owl
- small fish
A hint
Read each arrow as 'is eaten by' and use the chain given, rather than inventing other feeding links.
Answer & why
Answer: rabbit
The arrow from grass to rabbit shows grass is eaten by the rabbit.
Question 4
In leaves → caterpillar → bird, what eats the caterpillar?
- small fish
- frog
- owl
- bird
A hint
Read each arrow as 'is eaten by' and use the chain given, rather than inventing other feeding links.
Answer & why
Answer: bird
The arrow leads from the caterpillar to its eater, the bird.
Question 5
In algae → small fish → heron, what eats the algae?
- mouse
- small fish
- owl
- frog
A hint
Read each arrow as 'is eaten by' and use the chain given, rather than inventing other feeding links.
Answer & why
Answer: small fish
The small fish follows the algae in this chain.
Question 6
In seeds → mouse → owl, what eats the mouse?
- mouse
- owl
- duck
- frog
A hint
Read each arrow as 'is eaten by' and use the chain given, rather than inventing other feeding links.
Answer & why
Answer: owl
The owl receives energy by eating the mouse in this chain.
Question 7
In grass → grasshopper → frog, what eats the grasshopper?
- mouse
- duck
- frog
- leaves
A hint
Read each arrow as 'is eaten by' and use the chain given, rather than inventing other feeding links.
Answer & why
Answer: frog
The arrow from grasshopper leads to frog.
Question 8
In wheat → mouse → snake, what eats the wheat?
- leaves
- mouse
- rabbit
- duck
A hint
Read each arrow as 'is eaten by' and use the chain given, rather than inventing other feeding links.
Answer & why
Answer: mouse
The mouse is the eater following wheat in this chain.