Animal QUIZ - Part 1 Flashcards
Which body segment contains most of the internal organs of Arthropods?
Abdomen
What organism did animals evolve from?
Protozoans
What type of organism develop the anus as its first opening?
Deuteronstome
Why is segmentation important in animals?
Because it allows flexibility
What type of circulatory system do Arthropods and Mollusks have?
An open circulatory
What organelles do animal have?
Cell membrane
Mitochondria
Nucleus
What does the Coelom or body cavity allow for?
It allows over body to have a place to store organs
What organ is used to catch food in filter feeding Mollusks?
Gills
What will almost all animals do? (Think reproduction)
Reproduce with a male and female
When does life begin in term of biology?
After fertilization
What are humans an example of?
Deuteronstome
What kind of symmetry doe Cnidarians have?
Radial symmetry
Are animals autotrophs or heterotrophs?
Heterotrophs - because they get energy by eating other living things
What do we call an animal that does not have a body cavity ?
Acoelomate
What structure acts like a combination of a tooth and a tongue and is used to scrape up food in a Mollusks?
Radula
What human structure in humans has the same function as the crop and gizzard in earthworms?
The stomach and teeth
What type of skeleton do humans have?
Endoskeltons
What can be said of animal movements?
All animals can move at some point in their life
Be able to give examples of phyla: Porifera Arthropoda Cnidaria Annelida Platyhelminthes Molluska Nematoda
Porifera - - sponge
Arthropoda - - Spider/insects/crayfish
Cnidaria - - Jellyfish / sea anemones
Annelida - - earthworm
Platyhelminthes - - flatworms
Molluska - - Clam/octopus/snail
Nematoda - - Roundworm
How do earth worms breathe
Through their skin
What method do sponges use to reproduce?
Sexual Reproduction
Through spore
Fragmentation
What organ is used for the movement in a mollusk?
Foot
In an arthropod - what body segment contains the brain and senses?
Head
How do Psuedocoelomates (Roundworms) digest their food?
Wiggling their bodies until it goes through the digestive tract
What are the name of cells that are used to sting?
Cnidocyte
What term is used for an animal that is both male and female?
Hermophrodite
What does the term ARTHROPOD mean?
Jointed foot
What organism did animals evolve from?
Protozoans
