Last Science Checkpoint

Chase placed plants and animals into groups as shown in the table. Choose which group number has plants and animals that live in the desert?

• Group 1

• Group 2

• Group 3

• Group 4

How are the animals adapted for getting food?

• All three animals have fur that protect them from the bark of the eucalyptus trees.

• All three animals use their tails like a leg to climb up to the eucalyptus leaves.

• All three animals use their sharp claws to climb up to the eucalyptus leaves.

• None of the animals can climb a tree to get to the eucalyptus leaves they eat.

Choose as many of the following steps which are part of the life cycles of all living things?

• All living things develop in a life cycle

• All living things hatch from eggs

• All living things die

• All living things form flowers

• All living things mature into adults

Which structure helps the tree live in an environment where it only rains sometimes?

• Branches, because they hold the leaves up to the light

• Leaves, because they use sunlight to make food

• Roots, because they take water from the ground

• Fruit, because seeds are carried away to make new trees

Which of these organisms is best suited for the terrarium?

• Blue Jay

• Lobster

• Snail

• Water Lily

Heavy rains flooded the area in the picture above. How might the floods affect the organisms that live there?

• More water will cause animals to grow faster.

• All of the organisms will perish in the wet conditions.

• The flood will not affect the organisms that live in the area

• Some organisms will leave the area to nd a dry environmen.

There has been reduced rainfall in the area. A drought occurs at the pond. What is the most likely way the drought will affect the animals in the above ecosystem?

• The frogs will move.

• The dragonflies will thrive.

• The fish will die

Which organism in this food chain is the producer?

• seaweed

• clam

• starfish

• seagull

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.

• There would be an increase in scorpion populations.

In the food chain below, from where does the energy originate?

• grass

• sun

• grasshopper

• owl