CHAPTER 1
1. Complete the sentences.
1. Animals that have no
backbone are invertebrates.
2. Most invertebrates are very
small.
3. The biggest group of invertebrates is the
arthropods.
4. 95% of the animal species in the worls are
invertabrates.
5. Animals that have a backbone are
vertebrates.
2. Complete the chart.
Invetebrates
Arthropods - spiders.
Mollusk -
snail.
Sponges-
sponge.
Cnidarians- jellyfish.
Echinoderms- starfish.
Flatworms- ocean flatworm.
Roundworms-
threadworm.
Annelids- earthworm.
Vertebrates.
Fish- tuna fish
Amphibians-
frog.
Reptiles - snake.
Birds- hummingbirds.
Mammals- lion.
3.Match.
1.Animals that eat plants and animals. OMNIVORES
2.When a sperm joins with an egg. FERTILIZATION.
3.Animals that have a backbone. VERTEBRATES.
4.Animals that produce sperm. MALES.
5.Animalsthat eat plants. HERBIVORES.
6.An important group of invertabrates. ARTHROPODS.
7.An important group of vertebrates. REPTILES.
8.Animals that eat other animals. CARNIVORES.
9.Animals that produce eggs. FEMALES.
10.Animals that have no backbone. INVERTEBRATES.
4.Answer the questions.
1.How do scientists put animals into groups?
When the animals are the same in many ways.
2.Why are people dangerous to animals?
Becouse they hunt them and destroy their environment.
3. How long a galapagos tortoise life for?
They live for 150 years.
4. How long does a mayfly usally life for?
They live for a few hours.
5.Do birds and reptiles give birth to baby animals?
No. They lay eggs.
6.How do mammals care for their babys?
Feed them milk. Someones stay with their babies for many years.
Chapter 6.
1.Find and write the words.
1. Turtle
2.Lizard
3. Snake
4. Crocodile
2. Match. Then write sentences.
1. If a predator cacthes a lizard, the lizard can break off its tail.
2. Moitor lizard fight for a mate.
3. To find a mate, crocodiles blow bubbles in the water.
4. When a snake grows, its old skin comes off.
5. Alligators make a nest from mud and leaves.
3. Circle the correct words.
1. Reptiles are coll-blooded.
2. Their skin is covered with scales.
3. The stinkopot turtle makes a horrible smell from its legs.
4. Some whiptail lizards can produce young without a mating.
4. Write true or false.
1. The famele Nile crocodile carries her babies to water inside her mouth. True
2. Sloughing is when snakes lose their old skin. True
3. Pythons lay their eggs and then they leave them. False.
4. Alligators don`t eat for weeks when they are keeping their eggs safe. True.
5. Order the words.
1. Most reptiles hatch from eggs.
2. Chameleons can change color.
3.Alligators lay their eggs in a nest.
4. Snakes find their mates by smell.
Chapter 8.
1.Find and write the mammals. Then write the numbers.
1.polar bear
2.anteater
3.giraffe
4.person
5.leopard
6.kangaroo
7.shrew
8.elephant
7 Its gestation time its only two weeks.
1 Its dig a den in the snow so its babies will be warm.
6 Its grow in its mother`s pouch for up a year after it is born.
8 Its stay close to its mother untill it`s ten years old.
2 It carrie its babies on its back for the first year.
5 It makes mark on trees when it`s looking for a mate.
3 It fights with its neck with other males when it`s ready to mate.
4 You are one!
2.Circle the correct word.
1.The gestation time for shrews is 2 weeks.
2. Baby kangaroos are only 5 centimeters long when they are born.
3. When mammals breeds, the females usually choose a mate.
4. All mammals produce milk to feed their babies.
5. Mammals have fur or hair.
3.Complete the sentences.
1.When babies grow inside the mother`s body, it`s called gestation.
2. Inside the mother`s body, baby mammals get food and oxygem from the placenta.
3. Koalas and kangaroos are marsupials.
4. The places where animals live are called habitats.
4. Complete the charts with animals of the book.
Insect: butterfl, fireflies.
Other invertebraste: snail, starfish.
Mammals: giraffe, koala.
Birds: satin, cuckoo.
Fish: shark, stickleback
Amphibians: frog, salamander.
Reptiles: snake, crocodile, alligator, lizard.