Vertebrates

Question 1

What do all mammals have?

Answer 1

A pinna, hair on their skin, a diaphragm, sweat glands, the different kinds of teeth, mammary glands, a uterus and a placenta

Question 2

What are mammals shared features with birds?

Answer 2

1. Being able to control their body temperature
2. Having 4 chambers in their heart

Question 3

Give the two characteristics of amphibians

Answer 3

1. They don’t have scales
2. Tadpoles have gills but adults have scales

Question 4

Describe the life span of amphibians

Answer 4

During the larval stage the tadpoles spend much time in the water. After that stage they metamorphosis into their new adult bodies

Question 5

What are the characteristics of birds?

Answer 5

1. Feathers and beak
2. Some have scales but usually on their legs
3. Their eggs have a hard shell that stops them from dying out
4. Their front two limbs are wings

Question 6

Give the characteristics of reptiles

Answer 6

1. They breed on land due to their hard shell so they don’t dry out
2. Scales on their skin

Question 7

Give the characteristics of fish

Answer 7

1. They have scales, gills and fins
2. Their eggs have no shells