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WorksheetsFood Chains
Total questions: 20
Worksheet time: 2hrs 40mins
Observe the food chain above. Which organism’s population would increase if finches were removed from the ecosystem?
Grass
Grasshopper
Snake
Hawk
The roadrunner is a desert bird that eats fruits and seeds. It also eats insects, spiders, scorpions, and rattlesnakes.
What would likely happen if the roadrunner population disappeared from its ecosystem?
There would be no more fruits or seeds.
There would a decrease in spider populations.
The rattlesnake population would stay the same.
There would be an increase in scorpion populations.
The diagram shows a grassland food chain. If the mice are removed from this food chain, which animal population would most likely be affected first?
Plant Seeds
Field Mice
Snakes
Mountain Lions
The diagram shows a food chain.
The squirrel gets its energy directly from -
sun
trees
other squirrels
hawk
Which of these completes the food chain correctly?
a rock
a fox
a plant
an egg
Which organism is getting energy from the mouse?
cricket
grass
fox
Sun
Which of these gets energy from berries?
the Sun
the berries
the robin
the fox
According to this food chain, how does the snake get energy?
by eating the hawk
by eating the rabbit
by eating the berries
by being in the Sun
