complex animals test Flashcards

1
Q

what classes are in phylum molluscs

A

gastropods-snails,slugs
bivalves-oysters,scallops,clams,mussels
cephalopods-octopus,squid,cuttlefish

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2
Q

what classes are in phylum echinoderms

A

crinozoa- sea lilies, feather stars
asterozoa-sea stars,brittles stars
echinozoa-urchins,sea cucumbers/biscuits and sand dollars

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3
Q

what classes are in phylum arthropods

A

arachnida-spiders,ticks,mites,horseshoe crabs
crustacea-crabs,shrimp
myriapoda-centipede,millipedes
hexapods-butterflies,beetles

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4
Q

characteristics of fish

A
ecothermic
have scales
closed circulatory system 
wasted removed from gills/kidneys 
sex can change during life cycle
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5
Q

characteristics of amphibians

A
moist skin
aquatic as larve,terrestrial as adults 
no scales or claws 
ectothermic 
closed circulatory 
filter feeders as larve, carnivores as adults
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6
Q

characteristics as reptiles

A
leathery/scaly skin 
ecthothermic 
double loop circulatory system 
live out of water 
amniotic eggs with shells
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7
Q

characteristics of birds

A
endothermic
outer coving of feathers 
2 legs with claws
high metabolic rate
double loop circulatory system
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8
Q

characteristics of mammals

A
mammary tissue 
hair follicles 
endothermic 
complex circulatory system 
herbivores-carnivores
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9
Q

3 different kinds of animals

A

marsupials
placental
oviparous

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10
Q

what is endothermic

A

warm blooded animals

body temp dependent of their environment

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11
Q

ectothermic

A

cold blooded animals

body temp depends on external sources

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12
Q

closed circulatory system

A

heart pumps blood through vessels

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13
Q

open circulatory system

A

blood pumps often deposits into spaces io drain back once organs have been bathed with blood

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14
Q

what are the two different metamorphosis

A

simple/gradual

complex/complete

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15
Q

explain simple/gradual metaphorphsis

A

three changes
egg>nymph>adult with 3-5 instars
adulte and nymph eat same food

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16
Q

explain complex/complete metamorphosis

A

four changes
egg>larva>pupa>adult
larvae and adults eat different food

17
Q

molluscs structure

A

muscular foot>used for locomotion
mantle>thin,delicate tissue covers the body
shell>made of calcium
visceral>below mantle contains organs

18
Q

what are snails,slugs scientific name

A

gastropoda

19
Q

what is oysters,scallops,clams,mussels scientific name

20
Q

what is octopus,squid,cuttlefish scientific name

A

cephalopods

21
Q

echinoderms characteristics

A

spiny skin
have 5 part radial symmetry
have tube feet
water vascular system and ring canal

22
Q

sea lilles and feather stars scientific name

23
Q

sea stars ,brittle start scientific name

24
Q

urchins,sea cucumbers/biscuits and sand dollars science name

25
arthropod characteristics
molts exoskeleton to grow go through metamorphosis jointed appendages compound eyes can see in uv
26
3 body regions of arthropods
head thorax abdomen
27
spiders,ticks,mites and horseshoe crab scientific name
arachnida
28
crabs and shrimp science name
crustacea
29
centipede scientific name
myriapoda
30
butterflies and beetles scientific name
hexapoda
31
what are mandibles
appendages used for biting or stabbing prey
32
characteristics of cephalopods
tentacles highly motile use jet propulsion ink defence
33
characteristics of myriapods
many many legs
34
what parts are in a spiders body
cephalothox and abdomen
35
what are some parts of a starfish
Stomach, gonads ,central disk, tube feet and anus
36
describe echinoderm life cycle
sperm and egg released and a starfish releases its gametes in response and fertilization occur, bilateral symmetry Iarve develop in the water and settle to the bottom undergo metamorphosis mature into radial symmetry adults
37
what are the 3 kinds of fish
bony, jawless and cartilaginous