Question 1

What type of symmetry do the Earthworms have?

Accepted Answer

bilateral

Answer

radial

Answer

no symmetry

Answer

setae

Question 2

What organ in Earthworms digestive system crushes the food?

Accepted Answer

gizzard

Answer

stomach

Answer

teeth

Answer

crop

Question 3

What is a closed circulatory system?

Accepted Answer

one in which blood stays in vessels all the time

Answer

one with no hearts

Answer

one in which blood leaves the vessels

Answer

one with multiple hearts

Question 4

What is the dark line that runs down the length of the worms back?

Accepted Answer

dorsal blood vessel

Answer

lateral blood vessel

Answer

medial blood vessel

Answer

ventral nerve cord

Question 5

In the diagram, what part of the digestive system is labeled 7?

Accepted Answer

crop

Answer

intestine

Answer

gizzard

Answer

esophagus

Question 6

In the diagram, what part of the digestive system is labeled 8?

Accepted Answer

esophagus

Answer

crop

Answer

pharynx

Answer

gizzard

Question 7

In the diagram, what part of the digestive system is labeled 9?

Accepted Answer

pharynx

Answer

esophagus

Answer

crop

Answer

gizzard

Question 8

In the diagram, what part of the digestive system is labeled 10?

Accepted Answer

mouth

Answer

anus

Answer

intestine

Answer

pharynx

Question 9

In the diagram, what part of the digestive system is labeled 11?

Accepted Answer

gizzard

Answer

intestine

Answer

crop

Answer

anus

Question 10

In the diagram, what part of the digestive system is labeled 12?

Accepted Answer

intestine

Answer

gizzard

Answer

crop

Answer

dorsal blood vessel

Question 11

In the diagram, what part of the digestive system is labeled 13?

Accepted Answer

anus

Answer

mouth

Answer

prostimium

Answer

intestine

Question 12

What are the hair-like structures on the worm?

Accepted Answer

setae

Answer

prostimium

Answer

septa

Answer

segments

Question 13

What is the purpose of the setae?

Accepted Answer

for movement

Answer

to pump blood

Answer

to hold the skin to the organs

Answer

to keep the worm warm

Question 14

What is the swelled section on the Earthworm at about the 32 segment?

Accepted Answer

clitellum

Answer

gizzard

Answer

prostmium

Answer

setae

Question 15

What is another name for the head end of the earthworm

Accepted Answer

Answer

ventral

Answer

dorsal

Answer

posterior

Question 16

What is another name for the back of the worm?

Accepted Answer

dorsal

Answer

ventral

Answer

Answer

lateral

Question 17

What type of symmetry does a jellyfish show?

Accepted Answer

radial

Answer

bilateral

Answer

no symmetry

Answer

dorsal

Question 18

What is the name for an organism that does not have a backbone?

Accepted Answer

invertebrate

Answer

animalia

Answer

vertebrate

Answer

annelid

Question 19

What is the functionof the circulatory system?

Accepted Answer

move blood around the body

Answer

allow for movement

Answer

send nerve messages

Answer

break down food

Question 20

What is the function of the digestive system?

Accepted Answer

break down food

Answer

support the body

Answer

move blood around the body

Answer

send nerve messages

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