Page 124 - Score_1

1 What is the main idea of the passage?

Warm-blooded animals are smarter than cold-blooded.
The cold-blooded animals can go for a long time without eating.
✔ Mammals could survive because they were warm-blooded.
Body heat is very important to all animals.

2 What problem did mammals have?

They can’t live in the cold.
✔ They can’t go for a long time without eating.

They have bigger brains than dinosaurs.
They were eaten by dinosaurs.

3 Which is NOT true according to the passage?

Mammals had to eat more often than dinosaurs.
✔ Dinosaurs were smarter than mammals.

Mammals made their own body heat.
Mammals could change with the world.

4 The word they refers to

mammals
their bodies
✔ dinosaurs
warm-blooded animals

Summarize the Text

Complete the summary with the words in the box.

they were warm-blooded found new ways to live mammals kept living
to keep looking for live in colder weather they were cold-blooded

After the dinosaurs died, . They were very different from dinosaurs.
They could
mammals were also smarter and than dinosaurs because . The
had to move around
. The only problem was that they

food. Soon, they were all over the Earth.

Unit 4 Dinosaurs 121