STAAR REVIEW PICTURES: Life science

Name a relationship where two living organisms depend on each other.

• Fish using its fins to make waves in the water.

• Green plants providing oxygen for the fish, and the fish providing carbon dioxide to the plants.

• The snail burrowing in the gravel on the bottom of the aquarium.

• The green plants digging their roots deep into the loose gravel.

Which organism in this ecosystem helps break down decaying organisms to provide nutrients back to the soil?

• A producer like the pine trees

• A carnivore like the hawk

• An omnivore like the human

• A decomposer like the mushrooms

What is an example of how energy is transferred using information from this chart?

• Grasses --> white-tailed deer

• African lion --> antelope

• white-tailed deer --> Alaskan brown bear

• shelf fungus --> African lion

Which organisms would compete for food in this chart?

• The badger and the sparrow

• The prairie dog and the wildflowers

• The eagle and the prairie dog

• The prairie dog and the grasshopper

Which ecosystem do these organisms belong in?

• Desert

• Rainforest

• River/Pond

• Tundra/Arctic

Which organism is NOT suited for consuming fish?

• Bird F

• Bird G

• Bird H

• Bird J

What is an example of an inherited trait of the caterpillar?

• The seeds of the plant the caterpillar is standing on.

• The number of legs the caterpillar has.

• The wide leaves with stripes on the flowering plant.

• The caterpillar's bent and broken antennae from a bird attack.

How is the adult tree different from the sprout?

• The adult tree is smaller than the sprout.

• The adult tree can reproduce by growing apples.

• The adult tree has shorter roots than the sprout.

• The adult tree has fewer leaves than the sprout.

How many predators do the shrews have in this food web?

• One

• Two

• Three

• Four

According to this food web, what is a true statement about the Eastern gray squirrels?

• Eastern gray squirrels get eaten by ants.

• Eastern gray squirrels get their energy from mice and water oaks.

• Red-tailed hawks give their energy to Eastern gray squirrels.

• Water oaks get their energy from Eastern gray squirrels.