worms,sponge, jelly test

Question 1

what are different kinds of feeders in animals

Answer 1

filter feeders, carnivores, omnivores, herbivores,parasitic and detritus feeders

Question 2

what is a detritus feeder

Answer 2

feeds on decaying organic matter

Question 3

what is a filter feeder

Answer 3

use cilia to catch particles from water

Question 4

what is sponge scientific name

Answer 4

phylum porifera

Question 5

what are the tree classes of sponges

Answer 5

calcarea , demosponginae
and hecactinellida
calcarea, horn sponges(bath) glass sponges

Question 6

what is calcarea sponges

Answer 6

they have spicules and skeleton structures

Question 7

what is demosponginae

Answer 7

horn sponges or bath sponges

Question 8

what is hexactinellida

Answer 8

glass sponges

Question 9

characteristics of sponges

Answer 9

• are asymmetrical
• can repair and restore themselves
• no mouth, organs, systems, anus, nerve cells and digestive tract bc colonial
• interior is hallow
• interior spaces are lined with collet cells

Question 10

what is a sponge life cycle

Answer 10

1 sperm swim to egg and merge
2 larva is formed and develop in parent
3 mature larva swim away to grow so no competition for nutrients

Question 11

what is jellyfish scientific name

Answer 11

phylum cnidaria

Question 12

what is in phylum cnidaria

Answer 12

jellyfish
corals
anemones
hydroids

Question 13

what is cnidaria

Answer 13

soft bodies animals with stinging tentacles arranged in circles around mouth

Question 14

what are the 3 body layers of cindaria

Answer 14

ectoderm, mesoglea, gastrodemis

Question 15

what are the three classes of jellies

Answer 15

scyphazoa
staurozoa
cubozoa

Question 16

what lifecycle are jellyfish

Answer 16

mainly medusa and polyp stage is very reduced

Question 17

what is example of hydrozoas

Answer 17

they are marine (hydra and portuguese man of war

Question 18

what life cycle do hydrozoa have

Answer 18

some have both medusa and polyp

Question 19

what life cycle is corals and anemones

Answer 19

entirely polyp

Question 20

what are scyhozoa jellies

Answer 20

moon jellies, harmless and very common or red jelly, painful and less common

Question 21

what are staurozoa jellies

Answer 21

very small
attached to seaweed and rocks
found in cold water in north and south hemisphere

Question 22

what are cubozoan jellies

Answer 22

most dangerous
painful sting
(the sea wasp)

Question 23

what is the two stages of cnidaria life cycle

Answer 23

polyps and medusa

Question 24

describe polyp

Answer 24

• tubular body with mouth at one end and end surrounded with tentacles
• may live singly or in colonies

Question 25

describe medusa

Answer 25

-“jellyfish”form -free swimming and are the sexually mature form -bell shaped or umbrella shaped body radical symmetry

Question 26

how does the reproduction of cnidraia work

Answer 26

can happen asexual: budding (polyps) or sexual: gametes (in all medusa and some polyps) young hatch in mothers stomach then she spits them out

Question 27

what is scientific name for roundworms

Answer 27

phylum nematodo

Question 28

characteristics of round worms

Answer 28

- unsegmented - pseudooccelomates - colourless - have special glands to attach to substances - reproduce sexually

Question 29

structure of nematodo

Answer 29

- anus and mouth - cylindrical body tapered both ends - tube within a tube body plan

Question 30

scientific name for flat worms

Answer 30

phylum platyhelminthes

Question 31

characteristics of flatworms

Answer 31

- flat body - bilateral body plan - have a head (cephalization) - incomplete digestive system (no anus)

Question 32

how to flatworms reproduce

Answer 32

sexual: hermaphroditic asexual: binary fission

Question 33

what is advantage of being flat for flatworms

Answer 33

faster absorption and release of waste

Question 34

what are the 3 classes of platyhemnthe

Answer 34

turbellana- planarians trematoda-flukes cestoda-tapeworms

Question 35

what are the 3 body layers of flatworms

Answer 35

endoderm , mesoderm and ectoderm

Question 36

platarains -turbellana

Answer 36

colorful carnivores asexual or sexual reproduction

Question 37

flukes-trematoda

Answer 37

``` tough body covering two suckers most are internal parasites life cycle need multiple hosts hermaphrodites ```

Question 38

tapeworms- cestoda

Answer 38

lack a digestive system have sucker and hooks neck produces segments called proglottids

Question 39

scientific name for segmented worms

Answer 39

annelid

Question 40

characteristics of segmented worms

Answer 40

have coelum

Question 41

what is it called when an animal has t and m part

Answer 41

hermaphrodite