earth systems

Question 1

abiotic

Answer 1

a non-living factor

Question 2

atmosphere

Answer 2

The envelope of gases that surround the earth

Question 3

bio

Answer 3

a living thing

Question 4

bioshpere

Answer 4

Sum of all ecosystems on earth made up of the parts of earth where life exists can
be found within all other earth spheres

Question 5

biotic

Answer 5

all living organisms

Question 6

crust

Answer 6

• 20 to 80 km thick
• made up of valleys, trenches, mountains, and volcanoes
• composed of tectonic plates

Question 7

cryosphere

Answer 7

ICE - includes glaciers, ice caps and icebergs

Question 8

greenhouse gas

Answer 8

include carbon dioxide, methane, nitrous oxide and ozone

Question 9

groundwater

Answer 9

stored in fractured rocks, porous rocks and soils called aquifers or groundwater systems.

Question 10

lithosphere

Answer 10

the solid, outer part of Earth

Question 11

mesosphere

Answer 11

-where meteors are found
- the third highest layer of the atmosphere

Question 12

salinity

Answer 12

is an abiotic factor in the hydrosphere

Question 13

stratosphere

Answer 13

the second-lowest layer of the atmosphere of Earth

Question 14

tectonic plate

Answer 14

layer of the atmosphere composed of ozone

Question 15

turbidity

Answer 15

measure of the relative clarity of a liquid

Question 16

thermosphere

Answer 16

abiotic factor in the hydrosphere
-particles in water

Question 17

troposphere

Answer 17

• layer of the atmosphere
  -composed of nitrogen, oxygen, argon and carbon dioxide

Question 18

upper mantle

Answer 18

*Extends from below the crust to 410km towards earths core

*Composed of mostly silicon, oxygen magnesium and iron

*Mostly molten and flowing

Question 19

water vapour

Answer 19

*Gas in the form of water

*Most visible as clouds and fog

*Most abundant greenhouse gas in the atmosphere

Question 20

food chain

Answer 20

a series of organisms each dependent on the next as a source of food.

Question 21

food web

Answer 21

food webs show many energy transfers and interactions in an ecosystems

Question 22

herbivore

Answer 22

only eats plants

Question 23

carnivore

Answer 23

only eats meat

Question 24

omnivore

Answer 24

eats plants and meat

Question 25

producer

Answer 25

they can make their own energy - grass

Question 26

consumers

Answer 26

eat other organisms
-eagle
-bird
-snake
-dingo

Question 27

decomposer

Answer 27

breaks down dead or decaying matter

Question 28

trophic level

Answer 28

nutritive series or food chain within an ecosystem

Question 29

primary consumer

Answer 29

The organisms that eat the producers

Question 30

secondary consumer

Answer 30

The organisms that eat the primary consumers

Question 31

tertiary consumer

Answer 31

an animal that obtains its nutrition by eating primary consumers and secondary consumers

Question 32

quaternary consumer

Answer 32

frequently the top predators in their environments