Biology Flashcards

1
Q

Habitat

A

The place where an organism(plant or animal) lives.

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2
Q

Population

A

a group of organisms of the same species

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3
Q

Community

A

all the populations in an ecosystem

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4
Q

Ecosystem

A

the interaction between the communities and their habitats

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5
Q

Producers

A

green plant (make its own food)

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6
Q

Consume

A

animal (eats ‘ready made’ food)

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7
Q

Herbivore

A

animal that eats only plants

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8
Q

Omnivore

A

animal that eats plants and animals

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9
Q

Carnivore

A

animal that eats only other animals

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10
Q

Food chain

A

relationship where one organism feed on the previous one and in turn provides food for the next one in a series

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11
Q

Food web

A

interconnected food chains

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12
Q

Biotic

A

living factors that can influence abundance of plants and animals

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13
Q

Numbers of predators or prey/food, disease organisms

A

examples of biotic factors

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14
Q

Abiotic

A

non-living factors that can influence abundance of plants and animals

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15
Q

Soil pH or moisture, light intensity

A

examples of abiotic factors

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16
Q

Quadrat

A

used to sample plants

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17
Q

Pitfall trap

A

used to sample animals that live on surface of soil

18
Q

Tullgren funnel

A

used to measure animals that live in soil

19
Q

Sweep net

A

used to sample animals that live in water

20
Q

Biomes

A

very large ecological areas on the earth’s surface, animals and plants adapting to their environment, often defined by rainfall and temperature

21
Q

Adaptation

A

a feature of a plant or animal that allows it to survive in its habitat

22
Q

Controls cell activities

A

Nucleus

23
Q

Where most chemical reactions take place

A

Cytoplasm

24
Q

Controls what enters and leaves the cell

A

Cell membrane

25
Q

Site of photosynthesis

A

Chloroplast

26
Q

The process which releases energy in cells is called

A

Respiration

27
Q

Respiration occurs inside

A

Mitochondria

28
Q

Proteins are made inside

A

Ribosomes

29
Q

Ribosomes are cell organelles in which ___ are synthesised

A

Proteins

30
Q

Plant cells (and cells of algae) also have a ___ which surrounds the cell

A

Cell wall

31
Q

The cell wall is made of

A

Cellulose

32
Q

The cell wall

A

Strengthens the cell

33
Q

Plant cells often have ___ which absorb light energy.

A

Chloroplasts

34
Q

Plant cells use the light energy to make food by

A

Photosynthesis

35
Q

Plant cells often have a

A

Permanent vacuole

36
Q

The vacuole contains

A

Cell sap

37
Q

A bacterial cell contains a ____ (to strengthen the cell)

A

Cell wall

38
Q

A bacterial cell contains a ____ (to allow substances to pass into and out of the cell)

A

Cell membrane

39
Q

A bacterial cell contains ___ (in which the chemical reactions happen)

A

Cytoplasm

40
Q

What don’t bacterial cells have

A

Do not contain a nucleus