Quiz Review

Woolly mammoths are not alive today. They are extinct. People are not sure why they disappeared. Some scientists think they could not survive changes in the environment where they lived. Which type of change would have made it hard for woolly mammoths to survive?

PICK 2 Answers

• Fewer and fewer animals ate mammoths.

• The land changed from rocky to grassy.

• There were more and more plants for mammoths to eat.

• The temperature changed from cool to really hot all year long.

A nine-banded armadillo eats insects and grubs.

It burrows itself in moist soil near water.

Which habitat would best supply the needs for a nine-banded armadillo? (LOOK at table)

• W

• X

Grazing animals move around in open spaces. They eat plants. They usually live in herds.

What type of ecosystem best supports this population?

• Hot, arid deserts with fast-moving winds

• Moist, tropical forests full of trees

• Deep oceans cooled by icy currents

• Large, flat prairies covered in grasses

A science teacher is setting up the terrarium shown in the picture.

Which organism would be able to survive in this environment?

• Lobster

• Snail

• Hummingbird

• Waterlily

The desert environment is hot and dry. Few animals and plants can live there. Beetles can live in the desert. How do rocks support populations of beetles in the desert?

• Rocks give minerals and food to the beetle.

• Rocks soak in rain water for beetles to drink.

• Rocks give shade and hide beetles from living things that want to eat them.

• Rocks give beetles a place to climb during floods.

Sea birds can swim in the cold ocean. They have waterproof feathers that keep the cold water away from their skin. Sometimes big ships spill oil into the ocean where the sea birds swim. Oil stops feathers from being waterproof. Cold water will touch the bird’s skin if oil gets on their feathers. This cold water can cause the bird to get too cold and die. The bird can get sick and die if it uses its mouth to try and clean off the oil.

What would happen to the sea birds if a ship spilled oil in part of the ocean?

• The birds might perish.

• The birds might thrive.

• The birds might move.

• Both answers A and C could happen.

A large amount of waste is dumped into a pond. What will happen to the fish?

• The fish will get sick and perish.

• The fish will thrive and become very big and strong.

• The fish will become frogs.

• The fish will move to another pond.

A flood flows over a meadow habitat. What will MOST LIKELY happen to the insects that live in the meadow grasses?

• They will learn to live underwater.

• They will grow fins.

• They will lose their homes.

• They will find more food.

A drought is a long period of time without ________.

• Rain
• Food

• Sleep