A simple sugar consists of
carbon, hydrogen, oxygen
carbon, oxygen, nitrogen
carbon, hydrogen, oxygen, nitrogen
carbon, hydrogen
Which of the following is a secondary consumer?
carnivore
plant
herbivore
producer
The name given to an area where two different plant communities grade into one another is
transition zone
ecotone
gradient zone
metatone
One of the characteristics used in Specht's structural classification of Australian vegetation is
percentage foliage cover of the ground stratum I DONT ACTUALLY KNOW THE ANSWER TO THIS SO JUST CLICK THIS ONE TO GET IT RIGHT
percentage foliage cover of the middle stratum
growth form of the middle stratum
growth form of the tallest stratum
What are the three scientific principles of sustainability?
ecological foot print, enough for all forever, biodiversity
solar energy, scientific investigations, biodiversity
chemical cycling, solar energy, biodiversity
politics, economics, ethics
A pH of 7 is
7ppm
acidic
neutral
basic
A Riparian zone contributes to
slumping of the river bank
aggradation of riverbank and bed
riverbed and bank stability I DON'T KNOW THE ANSWER TO THIS EITHER SO JUST CLICK THIS ONE
riverbank and verge stability
Phosphates are required by organisms for
energy transfer
protein transfer
production of amino acids
production of carbonates
A destructive process that sometimes occurs in soils that are not protected against forces of flowing water is
erosion
eutrophication
aggradation
A group of ecosystems within a region that have similar types of vegetation and similar climatic condition is
an estuary
habitat
a stratum
biome
Which of the following is not a greenhouse gas?
nitrous oxide
methane
nitrogen
carbon dioxide
