Unit 2 - Lesson 5

Question 1

Consumer

Answer 1

An animal that eats other organisms or parts of organisms to get energy for life

Question 2

Invertebrate

Answer 2

An animal without a backbone. 95% of animal species are invertebrates

Many invertebrates do not have any bones

Question 3

Exoskeleton

Answer 3

A hard, external covering which supports the body. Many invertebrates have this

Question 4

Vertebrates

Answer 4

Animals that have a backbone
Most reproduce sexually

Question 5

Endoskeleton

Answer 5

An internal skeleton that supports an animal’s body

Question 6

Types of Vertebrates

Answer 6

Amphibians - live on land and water
Reptiles - have scales or plates. Lay eggs
Birds - have wings and feathers. Lay eggs
Mammals - have hair or fur, a jaw, 3 middle ear bones and produce milk
Fish - live in water

Question 7

Types of body plan ( symmetry)

Answer 7

Asymmetry - the animal is irregular in shape

Radial Symmetry - the body of the animal is organized like spokes on a wheel

Bilateral Symmetry - the animal has 2 sides that mirror each other

Question 8

What characteristics do all animals have?

Answer 8

Multicellular
Specialized Parts - cells develop into different types of cells
Movement
Reproduction - mostly sexual, some asexual
Consumers
Maintain body temperature