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WorksheetsFood Chains and Food Webs
Total questions: 16
Worksheet time: 32mins
Bacteria, fungi, and worms typically serve what role in an ecosystem?
Which of these completes the food chain correctly?
a rock
a fox
a plant
an egg
Which of these is a possible food chain for this environment?
Sun → grass → fly → frog
frog → fly → grass → Sun
Sun ← grass ← fly ← frog
Sun → fly → frog → snake
What is the effect of removing prey from a food chain?
All predators above them will die or suffer.
The prey's predator will die or suffer, but everybody else should be fine.
The prey will always, eventually, come back
The predators population will grow
If the mouse population becomes sick and decreases, which statement about the food web will be true?
The grass population will decrease.
The hawk population will increase.
The grass population will increase.
The wildflower population will decrease.
An example of a predator:
shark
mouse
rabbit
An example of prey:
lion
mouse
shark
