Food chain
What is the main energy source for most food chains?
The Sun.
What is the primary consumer in a food chain? What do they do?
They eat the producer.
A grasshopper eats grass.
What do animals use to move their bodies?
Muscles
What part of their body do sea anemones use to catch food?
Their tentacles.
What does the producer do in a food chain?
Uses photosynthesis to make its own food.
What is the prey of the secondary consumer?
The primary consumer.
The frog eats the grasshopper.
Why do fish need strong muscles in their sides?
To swim.
What do earthworms eat?
Dead or decaying plants, animals, and fungi.
What happens to energy as it moves through a food chain?
Lowers.
Reduces.
Escapes as heat or other forms of energy.
What is a tertiary consumer?
A predator.
They eat the secondary consumer.
The snake eats the frog.
What system controls breathing and the heart?
The nervous system.
Name two animals that can swim but have no legs.
Fish, anemonies, clams.
What does a food web show that a food chain does not?
How multiple food chains interact in an ecosystem.
What is the role of decomposers in a food chain?
They break down dead organisms and waste.
They eat dead animals and plants.
Name a type of animal that moves by slithering.
Snail, snake, earthworm, etc.
How do bats see where they're flying?
Echolocation.
Why does the pyramid of biomass get smaller at the top?
There's less energy at the top.
The total weight of animals at the top is lower.
What is the predator for the Apex predator?
There is no predator for the Apex predator.
Nothing usually hunts and eats them.
Name an animal that has legs but cannot run.
Bees, penguins, bats.
How do bees navigate?
They use the Sun and Earth's magnetic field.