Biology 15.1-15.4

Question 1

The ability of an animal to respond to stimuli is known as

Accepted Answer

Irritability

Question 2

Which of these is found on the outside of the body?

Accepted Answer

Exoskeleton

Question 3

Crabs have an

Accepted Answer

exoskeleton

Question 4

Animals without a backbone are called

Accepted Answer

Invertebrates

Question 5

The majority of animals are

Accepted Answer

Invertebrates

Question 6

Which of these is NOT a stage of obtaining nutrition?

Accepted Answer

Egestion

Question 7

Sponges draw water into their bodies through

Accepted Answer

Ostia

Question 8

sea anemones have

Accepted Answer

radial symmetry

Question 9

Which of these is NOT a body form of Phylum Cnidaria?

Accepted Answer

Anthozoa

Question 10

Sponges expel water through the

Accepted Answer

Osculum

Question 11

All worms have

Accepted Answer

bilateral symmetry

Question 12

Animals that are permanently fixed to an object are called

Accepted Answer

Sessile

Question 13

Humans have an

Accepted Answer

endoskeleton

Question 14

The study of Kingdom Animalia is called

Accepted Answer

Zoology

Question 15

All animals are

Accepted Answer

Heterotrophic

Question 16

A frog exhibits what type of symmetry?

Accepted Answer

Bilateral

Question 17

Which of these systems does NOT allow blood to move freely throughout the body?

Accepted Answer

Closed System

Questions 17