1.5 Groups within the animal and plant kingdoms

Question 1

metamorphosis

Answer 1

changing from larva with one body form to an adult with a different body form

Question 2

pinna

Answer 2

A flap on the outside of the body that directs sound into the ear

Question 3

placenta

Answer 3

An organ that connects the growing fetus to its mother, in which the blood of the fetus and mother are brought close together so that materials can be exchanged between them

Question 4

mammary glands

Answer 4

Organs found only in mammals, which produce milk to feed young

Question 5

diaphragm

Answer 5

A muscle that separates the chest cavity from the abdominal cavity in mammals, it help with breathing

Question 6

arthropod

Answer 6

an animal with jointed legs but no backbone

Question 7

exoskeleton

Answer 7

a supportive structure on the outside of the body

Question 8

terrestrial

Answer 8

living on land

Question 9

vestigial

Answer 9

Description of a structure that has evolved to become so small that it is no longer useful

Question 10

dicotyledons

Answer 10

plants with two cotyledons in their seeds

Question 11

monocotyledons

Answer 11

plants with only one cotyledon in their seeds