algae Flashcards
0
Q
iso
A
same, equal
1
Q
ameb
A
change, alteration
2
Q
mot
A
move
3
Q
phag
A
eat
4
Q
phyc
A
seaweed, algae
5
Q
pino
A
drink
6
Q
plasm
A
form
7
Q
pyr
A
heat, fire
8
Q
sarc
A
flesh
9
Q
spor
A
seed
10
Q
trich
A
hair
11
Q
troph
A
nourishment, one who feeds
12
Q
volv
A
roll, wander
13
Q
zyg
A
joined together
14
Q
Protista characteristics
A
- kingdom was created to solve a classification problem
- varied group: animal-like Protozoa, plant-like algae
- evolved 1.5 billion years ago
- eukaryotic
- most are unicellular, some multicellular
- some are colonial
- asexual and sexual reproduction
- autotrophic and heterotrophic
- most are aquatic
- many are capable of movement
15
Q
algae
A
- 30,000 species
- classified by color
- autotrophic- contain chlorophyll (producers)
- plant-like but no vascular (conduction or transport) tissue, no true roots, stems, or leaves
- simple- no definite tissues
- aquatic
- abundant and dominate aquatic environments
- many forms
- also found in soil, on most surfaces, on animals
16
Q
importances of algae
A
- producers; make up majority of phytoplankton
- fertilizer
- iodine, necessary for thyroid gland health, production of thyroxine
- provides sodium compound (brown algae)
- smooth ice cream
- stabilize chocolate milk
- thicken salad dressing
- production of paint
- holds toothpaste together - agar, gelling agent used in Petri dishes to grow tissue cultures
- food
- can cause water pollution, especially blue green algae
- red tides
- used in space to remove carbon dioxide
- symbiosis
- glass is made from silica diatoms
- clean water
- oxygenate water
- indicator species
- diatomaceous earth
- roads
- refining gasoline
- sugar
- insulation
- filters
- scouring powder
- explosives
