WorksheetsInvertebrate Test Review (Part 1)
Total questions: 23
Worksheet time: 12mins
How do sponges eat?
They go fishing
They use pores to filter feed
They hide in the sand
They sting their prey
An invertebrate is....
an animal with vertebrae
an animal that does NOT have a backbone
an animal that DOES HAVE a backbone
an animal with a backbone outside of the body
What is the function of cnidocytes (stinging cells)?
They sting and help to capture prey.
They attach the polyp to hard surfaces.
They attach to tube feet.
They pull food into a jellyfish's mouth.
"Platy" rhymes with "flatty" which helps you remember that...
Platyhelmenthes are flat worms
Platyhelminthes eat only flat food
Platyhelminthes are round worms
How does a starfish feed?
The starfish uses its tube feel like a straw to suck out the prey
The starfish pushes their stomach out of their body to digest prey externally
They call door dash to have food delivered
If a starfish has one of its' arms cut off, what will happen?
It will start to grow back through regeneration.
It will die.
The other arms will shrink so they all become the same size.
Nematodes have __ bodies.
round
flat
segmented
Annelids have __ bodies.
flat
round
segmented
nonexistent
Worms who have both male and female reproductive organs are called...
Asexual
Sexual
Hermaphrodites
What kid of worms are in phylum Platyhelminthes?
round
square
flat
segmented
Annelids have tiny hairs, called __, which they use to move
setae
Clitelium
tube feet
When a worm is cut in half, and each half grows into a new worm, this is called...
budding
regeneration
sexual reproduction
Organisms that are attached to a hard surface/stationary are called....
sessile
mobile
bilateral
What can a medusa do that a polyp can not?
talk
move freely with tentacles facing down
move freely with tentacles facing up
Which phylum do sponges belong to?
Echinodermata
Porifera
Cnidosidia
How do sponges eat?
They use spikes to catch their prey.
They filter feed using spores
They are fed by fish
What is the external structure (outside) of a nematode?
tentacles
round body
flat body
Sea stars use tube feet in order to...
fight predators
see
move
Starfish belong to phylum ___.
Platyhelminthes
Annelida
Echinodermata
Porifera
To which phylum do jellyfish belong?
Porifera
Cnidaria
Echinodermata
What is the purpose of an eyespot?
To see shapes
To see light
To see predators
To see prey
The tiny hairs on earthworms (annelids) are called..
Hair
Cillia
Setae
Arms
How do annelids (earthworms) obtain oxygen (breathe)?
Through their lungs
Through their skin
Through their gills
