week 13 Bio 103

Question 1

mosquitos go through

Answer 1

four stages of development

Question 2

culex mosquitoes

Answer 2

lay their eggs on the surface of fresh water or flood plains

Question 3

eggs lay either

Answer 3

alone or in groups that looks like rafts

Question 4

eggs laid in winter…

Answer 4

…hatch in spring

Question 5

first stage of a mosquito

Answer 5

larvae

Question 6

how do larvae live and grow

Answer 6

live on water and breath through a tube, shedding skin, they feed

Question 7

how do larvae protect themselves?

Answer 7

when the see a predator they can dive beneath the water

Question 8

how long are they larvae?

Answer 8

few days - few weeks before they turn into pupae

Question 9

second stage of a mosquito:

Answer 9

pupae

Question 10

pupae

Answer 10

breathe through 2 small tubes, do not eat, yet are active

Question 11

who long are they pupae?

Answer 11

one to a few days depending on water temperature

Question 12

while inside the pupae

Answer 12

the larva transforms into an adult

Question 13

what is the 3rd stage of mosquito

Answer 13

adult

Question 14

adult

Answer 14

breaking out of the pupal case, resting while its exo skeleton hardens

Question 15

adult female mosquitos:

Answer 15

can live from many days to weeks

Question 16

adult male mosquitos:

Answer 16

only live a few days after mating

Question 17

how does the sponge feed itself

Answer 17

its a filtering machine that sucks in water, only to take food particles

Question 18

for an ounce of food

Answer 18

a sponge must pump through a ton of water

Question 19

how many kinds of animals are identified?

Answer 19

950,000 (there are an estimated 7 million total specie)

Question 20

how many new animals are identified each year?

Answer 20

10,000

Question 21

there are 30 large (blank)’s that animals are sorted in

Answer 21

phyla

Question 22

there are 9 MAJOR (blank)’s that animals are sorted in

Answer 22

phyla

Question 23

Leptasterias Polaris common name?

Answer 23

polar six-rayed star(starfish)

Question 24

Hydra Oligactis common name?

Answer 24

brown hydra

Question 25

Anopheles species common name?

Answer 25

mosquito (useless)

Question 26

Enterobius Vermicularis common name?

Answer 26

pinworm (enterobiasis)

Question 27

xestospongia muta common name?

Answer 27

giant barrel sponge

Question 28

equus ferus common name?

Answer 28

horse

Question 29

Taenia Saginata common name?

Answer 29

beef tapeworm

Question 30

Cornu aspersum common name?

Answer 30

garden snail

Question 31

Scudderia Furcata

Answer 31

grasshopper

Question 32

Lumbricus terrestris

Answer 32

Earthworm

Question 33

PHYLUM: of polar six-rayed star(starfish)

Answer 33

echinodermata

Question 34

phylum: of brown hydra

Answer 34

Cnidaria

Question 35

phylum: mosquito (useless)

Answer 35

Arthropod

Question 36

phylum: pinworm

Answer 36

Nematoda

Question 37

phylum: giant barrel sponge

Answer 37

Porifera

Question 38

phylum: horse

Answer 38

Chordata

Question 39

phylum: beef tapeworm

Answer 39

Platyhelminth

Question 40

phylum: garden snail

Answer 40

mollusca

Question 41

phylum: grasshopper

Answer 41

arthropoda (arthropod)

Question 42

Phylum: Earthworm

Answer 42

Annelida

Question 43

what is an animal lmao?

Answer 43

multicellular organisms

Question 44

animal cells are

Answer 44

eukaryotic, meaning they contain a membrane-bound necleus

Question 45

motile def

Answer 45

meaning animals can 'move' or 'go places' at some part of their life cycle

Question 46

heterotroph def

Answer 46

must eat other organisms (or products of organisms) in order to obtain nutrients

Question 47

how many total groups of phyla (phylum) are there?

Answer 47

35

Question 48

list of 9 MAJOR phyla (phylum):

Answer 48

``` Porifera Cnidaria Platyhelminthes Nematoda Mollusca Annelida Arthropoda Echinodermata Chortdata ```

Question 49

major features of major phyla (phylum):

Answer 49

Porifera = perforated interior wall Cnidaria = stinging cells Platyhelminthes = flattened shape Nematoda = round in cross section Mollusca = muscular foot, shell Annelida = numerous circular segments Arthropoda = exoskeletons, jointed limbs Echinodermata = five-fold radical symmetry Chordata = dorsal, hollow nerve cord

Question 50

what animals must do to live

Answer 50

a) moving b) finding food c) ingest food d) digest food e) carry the nutrients to all parts of their body f) obtain oxygen g) get oxygen to all of their tissues h) get rid of waste i) manage water influx, usage and efflux j) sense and respond to environmental changes

Question 51

1. radical symmetry 2. bilateral symmetry 3. complex symmetry

Answer 51

1. any line going through the center of the animal will show a symmetrical divide 2. a line going alone the middle of the animal will show a symmetrical divide 3. symmetrical lines are much more complicated to make, in total, the animal will look asymetrical