ecosystems Flashcards

1
Q

whats all the earths ecosystems and all living things made up of

A

biosphere

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2
Q

what is hydrosphere

A

all the water on earth

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3
Q

what is lithosphere

A

a thick layer of rock surrounding the Earth.
The crust and the Upper mantle

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4
Q

whats the atmosphere

A

is the gas layer surrounding Earth. It protects life on Earth from harmful radiation and debris from space

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5
Q

how do the 4 spheres link

A

they all support the living organisms in the biosphere

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6
Q

what is biotic factors

A

living or once living things

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7
Q

what is abiotic factors

A

non living things

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8
Q

what are native plants adapted to?

A

fire

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9
Q

whats is spices diversity

A

the variety of species on Earth – it includes the number of species and the populations of individuals within each species.

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10
Q

how is humans impacting biodiversity

A

spreading weeds and other plants, meaning native spices in the area can be damaged or killed.

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11
Q

layers of atmosphere

A

Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere

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12
Q

what does troposphere consist of

A

breathable atmosphere

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13
Q

whats the process of oxygen getting taken up

A

carbon dioxide released is called cellular respiration

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14
Q

whats the word equation for photosynthesis

A

carbon dioxide + water + sunlight, chlorophyll = glucose + oxygen

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15
Q

Aerobic respiration equation

A

glucose + oxygen = carbon dioxide+ water + energy

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16
Q

how have humans disturbed the carbon cycle

A

deforestation and burning fossil fuels

17
Q

Over the oceans, evaporation exceeds precipitation, what does this result in

A

movement of water vapor over the land.

18
Q

evaporation equations

A

liquid + gas

19
Q

condensation equation

A

gas + liquid

20
Q

precipitation

A

occurs when so much water as condensed, the air can no longer hold it.

21
Q

what is infiltration dependent on

A

the soil and rocktypes

22
Q

what is infiltration

A

its when the water is soaked in by the layer of rock, sand or gravel

23
Q

what is igneous rock

A

when hot, molten rock crystallizes and solidifies

24
Q

what are sedimentary rocks formed from

A

deposits of smaller rock particles eroded by water or wind

25
where re metamorphic rocks formed
deep underground where there is high heat and pressure
26
what does constant compression of soil result in
plants will not survive mainly because there will be less air and water pockets
27
what does albedo effect refer to?
the fraction of solar energy reflected from earth back to space
28
if there a black car in a carpark, and it was absorbing the sun would it be low or high albedo?
low albedo
29
why does the ocean have low albedo
the ocean has low albedo because there are mostly dark colours in the ocean, meaning it absorbs the light instead of reflects
30
what was the coral reef effected by
the temp increase and carbon dioxide increase