Quiz 2

Question 1

what type of locomotion is used by starfish to move

Answer 1

using tube feet

Question 2

contractile structure consisting of a series of protein filaments that shorten rapidly with calcium exposure

Answer 2

myoneme

Question 3

which invertebrate moves by using a muscular foot

Answer 3

snail

Question 4

explanations like paddle stroke and screw theory refer to what type of movement

Answer 4

flagellar movement

Question 5

which structure do earthworms use for locomotion

Answer 5

setae

Question 6

is a type of flagella found in euglena that is characterized by a single row of mastigonemes

Answer 6

stichonematic

Question 7

insects primarily use which structure for locomotion on land

Answer 7

legs

Question 8

how do jellyfish primarily move through water

Answer 8

by using jet propulsion

Question 9

how do nematodes (roundworms) move

Answer 9

through undulating wavelike motions

Question 10

True or False:
cilia can become fused to form composite motile organelle

Answer 10

true

Question 11

thread-like hyaline projections with pointed tips

Answer 11

filopodia

Question 12

broad, lobe-like, sometimes branced, with rounded tips

Answer 12

lobopodia

Question 13

complex networks of anastomose branching

Answer 13

reticulopodia

Question 14

spine-like radiating the surface of rounded body

Answer 14

axopodia

Question 15

True or False:
anematic flagellum bears a single terminal filament at its distal end

Answer 15

False

Question 16

True or False:
in annelids, movement is due to the muscular peristaltic waves that travel in the opposite direction to locomotion

Answer 16

True

Question 17

sponges are primarily considered to be sessile, but how do their larvae move?

Answer 17

ciliary swimming

Question 18

consists of a fluid-filled cavity and the muscles surrounding it

Answer 18

hydrostatic skeleton