5 Written questions
5 Matching questions
- indigenous species
- ecological succession
- a species that originates from the area it lives in
- b nitrogen cycle step 4) specialized bacteria convert ammonia to NO3, NO2, AND N2 and releases back to atmosphere
- c transition in species composition of a biological community, usually by a disturbance in community.
- d (nitrogen cycle step 3) plant absorbs ammonium (NH3) and nitrate ions (NO3) through roots
- e 1 species feeds off another
5 Multiple choice questions
- no 2 species can occupy same niche at same time
- organisms that consume secondary consumers or other tertiary consumers
- amount of sugar that plants produce in photosynthesis ------ amount of energy that plant needs for growth, repair, etc.
- (nitrogen cycle step 2) bacteria in soil convert ammonium (NH4+) to nitrate or NO3.
- where large quantity of resources sits for long time
5 True/False questions
niche → pioneer organisms, settle uninhabitable area and decomposes rocks to turn to soil, later lose to immigrants
mutualism → relationship where both species benefit
invasive species → a species whose presence contributes to ecosystem's diversity and whose extinction would destroy other life forms
nitrogen fixation → (nitrogen cycle step 1) conversion of atmospheric nitrogen into compounds (ammonium)
population → group of organisms of same species and same area