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ecology Flashcards

1
Q

domestic pollution-harmful effect

A

can cause global warming

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2
Q

control measure:domestic pollution

A

change to renewable forms of energy, eg solar panels

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3
Q

agricultural pollution:harmful effect

A

can cause eutrophication

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4
Q

control measure:
forestry

A

only spread fertiliser during dry weather

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5
Q

industrial pollution: harmful effect

A

can contribute to acidic rain

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6
Q

control measure:industrial

A

use sulphur free fuels or change to renewable forms of energy

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7
Q

conservation:agriculture

A

storing slurry in leak proof pits
only spread on land in summer
dont spread fertilisers in wet conditions
growing crops and livestock

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8
Q

fisheries

A

analysing water supplies
fishing quotes
monitoring of fish stocks
mesh sizes of nets are large to allow younger fish to escape

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9
Q

forestry

A

tops of trees and branches are converted to sawdust and then to MDF
Felled trees are replaced with young trees for future
effective and rapid action plans for forest fires

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10
Q

pyramids-normal

A

the number of organisms decrease as you move up the pyramid due to energy loss between trophic levels(TOP IS SMALLER BOTTOM GETS LARGER)

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11
Q

inverted pyramids

A

begins with producer and ends with consumer

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12
Q

population control

A

a population comprises all the members of a species living in an area

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13
Q

factors that control populations

A

competition
predation
parasitism
symbiosis

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14
Q

competition

A

occurs when organism actively struggle for a resource that is in short supply

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15
Q

consequence: conpetition

A

number of organism is reduced

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16
Q

plants compete for:

A

space
light
water
minerals

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17
Q

animals compete for

A

food
shelter
water
territory
reproductive rights

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18
Q

types of competition

A

scramble-plants🌱
contest-animals🐾

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19
Q

scramble🌱

A

all competing organism get some of the resource🌞

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20
Q

contest🐾

A

a physical contest between 2 organism in which only ONE of them gets the resource🥩

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21
Q

intraspecific competition 🌱

A

take place between members of the same species

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22
Q

interspecific competition🐾

A

takes place between members of different species

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23
Q

benefits of competition:

A

maintains a species at sustainable levels
a driving factor for evolution

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24
Q

techniques to avoid competition:

A

adaptations
camouflage🫣
protective coats🐑

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25
Q

predation

A

the catching killing and eating of another organism
🐾->☠️->🥩

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26
Q

predator🐺

A

organism that catches kills and eats another organism

27
Q

prey🐁

A

organism that is eaten by predator

28
Q

adaptation-prey🐇

A

long ears-to hear predators🐇
eyes at side of head-wide field vision🐇
powerful hind legs-move quickly🐇

29
Q

predator adaptations-🐺

A

excellent vision👁️
strong jaw to chew🦷
sleek to get through ditches🐾

30
Q

population

A

organisms of the same species living in the same environment

31
Q

community

A

populations of organisms living in same environment

32
Q

ecosystem

A

living and nonliving parts of an environment found in a specific location

33
Q

abiotic factor

A

sunlight☀️

34
Q

biotic factors

A

worms 🪱 frogs 🐸

35
Q

biosphere

A

part of the earth that supports life🌎

36
Q

biome

A

large region of earth that has a certain climate and certain types of living things

37
Q

homeostesis allows organisms to

A

control their temperature 🌡️
control their amount of water 💧
maintain cell functions

38
Q

environment

A

the surroundings in which an organism lives

39
Q

niche

A

role of an organism

40
Q

ecology

A

the study of living organisms and the environment

41
Q

food chain

A

sequence of organisms showing the transfer of energy from one to the next

42
Q

edaphic factor

A

soil

43
Q

omnivore

A

eats plants and animals🌱🥩

44
Q

contest competition

A

only one winner

45
Q

nitrogen fixation

A

nitrogen->nitrates

46
Q

what is the ratio of hydrogen atoms to oxygen atoms in a carbohydrate

A

2:1

47
Q

structural role of lipids in cells

A

membranes

48
Q

metabolic of lipids in cells

A

energy

49
Q

eg of fat soluble vitamin

A

A D E K

50
Q

eukaryotic

A

contain nucleus

51
Q

prokaryotic

A

no nucleus

52
Q

eukaryotic

A

contain nucleus

53
Q

prokaryotic

A

no nucleus

54
Q

stain that can be used for cells

A

metholine blue🐑
iodine🌱

55
Q

population

A

organisms of the same species living in the same environment

56
Q

community

A

populations of organisms living in the same environment

57
Q

ecology

A

the study of living organisms and the environment

58
Q

food chain

A

sequence of organisms showing the transfer of energy from one to the next

59
Q

edaphic factor

A

soil

60
Q

quantative study

A

measuring
gathering
collecting
observing
the amount of organisms

61
Q

omnivore

A

eats 🌱 and 🐑

62
Q

contest

A

one winner

63
Q

nitrogen fixation

A

nitrogen->nitrates

bio (16 decks)

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