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WorksheetsEcology 1 Pre AP
Total questions: 12
Worksheet time: 6mins
Name
Class
Date
1.
All energy for life comes from ______________.
a)
the sun
b)
the decomposers
c)
the Producers
d)
Mr. Cook
2.
A bear hunts a fish out of a stream. The bear is a (n) _______ and ______.
a)
herbivore, consumer
b)
carnivore, autotroph
c)
carnivore, consumer
d)
vegetarian, vegan
3.
Pyramid B is _________ .
a)
numbers
b)
biomass
c)
energy
d)
carbon cycle
4.
Pyramid B is not a pyramid shape because...
a)
a single producer (mature tree) can support a large number of consumers
b)
Mr. Cook said so!
c)
Life is hard
d)
Insects are gross
5.
If you add a limiting nutrient to a pond habitat, what will happen to the algae and producer populations?
a)
increase
b)
decrease
c)
disappear
d)
stay the same
6.
___________ convert Nitrogen gas in the atmosphere into usable Nitrogen through the process of ___________. ___________ convert usable nitrogen into nitrogen gas through the process of ___________.
a)
bacteria, nitrogen fixation
bacteria, dentrification
bacteria, dentrification
b)
bacteria, denitrification
bacteria, nitrogen fixation
bacteria, nitrogen fixation
c)
producers, nitrogen fixation
bacteria denitrificaiton
bacteria denitrificaiton
d)
bacteria, nitrogen fixation
producers, dentirificaiton
producers, dentirificaiton
7.
Phosphorus gets stuck and not longer cycles here
a)
marine (ocean) sediment
b)
rocks and minerals
c)
atmosphere
d)
please stop missing this... it is straight recall and we have gone over this
8.
Different species can share the same habitat, but competition among them is reduced if they
a)
divide resources and occupy different niches
b)
cant happen, nature is mean
c)
increase population
d)
eat each other
9.
Which of the following is a characteristic of parasitism?
a)
Two organisms live together, neither is harmed.
b)
Two organisms feed side by side for the same food.
c)
One organism kills and consumes another organism.
d)
One organism benefits by living in or on another organism.
10.
primary succession vs. secondary succession
a)
no soil vs starting with soil
b)
starting with soil vs no soil
c)
none of the other choices
d)
the Whomping Willow
11.
The end result of succession is
a)
a climax community.
b)
the supreme ruler of the biosphere.
c)
a forest fire.
d)
an unchanging mature forest.
12.
Energy _______, matter __________.
a)
deceases and is one direction, recycles and is multidirectional
b)
is recycled, decreases
c)
= mass x the speed of light squared, matters
d)
does not change, does not change
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