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N5 Biology > Food Production > Flashcards

Food Production Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Yield

A

the total biomass of plant material produced

e.g. - a mature potato plant

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2
Q

Biomagnification

A

increased concentration as you move up the food chain

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3
Q

Protein Synthesis

A

making protein from amino acids

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4
Q

Grazing

A

animals feeding on grass

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5
Q

Biological Control

A

a method of controlling pests without harming the environment e.g. - lady birds being released to kill
green flies

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6
Q

Persistence

A

how long chemicals remain without breaking down

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7
Q

Monoculture

A

a single crop growing in an area of farm land

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8
Q

Intensive Farming

A

high input, high output

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9
Q

Synthesised

A

to make new compounds from existing ones

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10
Q

Algal Bloom

A

high algal growth blocks out light

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11
Q

Amino Acids

A

the chemical units from which proteins are made

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12
Q

Plant Proteins

A

e.g soya beans

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13
Q

Toxicity

A

the ability of a chemical to kill organisms

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14
Q

Bioaccumulate

A

a chemical which builds up over time in the body of organisms

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15
Q

Pesticides

A

a chemical sprayed on crops to kill pests

e.g. - DDT

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16
Q

DDT

A

insecticide that has built up in a food chain

17
Q

Leaching

A

nutrients removed from soil by water run-off

18
Q

Eutrophication

A

process that can lead to species loss in water

19
Q

Aerobic

A

with oxygen

20
Q

Nitrate

A

the chemical absorbed from the soil by plants to produce their protein

21
Q

Mayfly Nymph

A

high water quality indicator

22
Q

Stonefly Nymph

A

high water quality indicator

23
Q

Fertiliser

A

makes soil more fertile (grows more)

24
Q

Nitrogen Cycle

A

the sequence of events involved in recycling of nitrogen in the environment

25
Q

GM Crops

A

(genetically modified)
changing genetic material to benefit humans
e.g. - golden rice

26
Q

Blood Worms

A

poor water quality indicator

27
Q

Sulphur Dioxide

A

common air pollutant

28
Q

Indicator Species

A

species that show a level of pollution at a sight

29
Q

Crusty Lichen

A

poor air quality indicator

30
Q

Bushy Lichen

A

good air quality indicator

N5 Biology (5 decks)

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