True or false: The main substance used for energy reserves in animals is glycogen.
True!
What is another name for porifera?
sponges
Give 2 examples of cnidarians.
jellyfish, coral, anemone
What kind of animal are annelids?
Annelids are segmented worms.
What is the most famous porifera?
SpongeBob!
Define verterbrates and give two examples.
Animals that have an internal skeleton with a spine.
True or false: porifera are the most complex animals we know of.
False - porifera are the simplest animals we know of.
What are the two biological forms of cnidarians?
Polyp form (fixed to a substrate) and medusa form (mobile)
What type of animal symmetry do annelids have?
They have bilateral symmetry.
400 x 500 = ...
200,000
two hundred thousand
What type of nutrition do animals use?
They use heterotrophic nutrition because they need food that has been created by other living organisms.
What type of animal symmetry do porifera have?
Porifera have asymmetrical bodies.
True or false: when polyps form colonies, they develop hard exoskeletons.
True or false: Annelids can only live on land.
False! Annelids can live on land, in the sea, or in fresh water.
Spelling challenge!
...
What is the role of nervous tissue in animals?
Nervous tissue makes animals sensitive to external stimuli.
How do porifera feed?
They feed through filtration - passing water through the pores of their walls and retain organic matter.
Why are coral reefs important?
They are home to numerous living things like algae, fish, and crustaceans.
They help protect the coast from erosion by waves.
What are annelids coated in?
They are coated in transparent mucus.
winner!
What is animal symmetry?
The arrangement of the body parts in relation to an axis.
What is the role of choanocytes?
To aid in feeding by circulating water and trapping food particles.
What are cnidoblasts and what do they do?
Special cells that contain poisonous liquid. If an animal touches the exterior, the cells pierce the animal and release the poison.
What structure is used for movement in annelids?
Setae are used for movement in annelids.
Where is Elle from?
Elle is from Arizona.