The Sun is the source of all energy within an ecosystem. Plants depend on light from the sun in order to perform the process of photosynthesis. Sunlight is an example of what type of factor?
a)
BIOTIC
b)
ABIOTIC
3.
Up to 60% of an adult human is made up of water. Water is an example of what type of factor?
a)
BIOTIC
b)
ABIOTIC
4.
Air is a mixture of colorless gases. Air is an example of which type of factor?
a)
BIOTIC
b)
ABIOTIC
5.
Is a DOG an abiotic or biotic factor?
a)
BIOTIC
b)
ABIOTIC
6.
All living things or organisms in an ecosystem are
a)
None
b)
biotic factors
c)
abiotic factors
7.
Is temperature a biotic or abiotic factor?
a)
biotic
b)
abiotic
8.
Are producersbiotic or abiotic factors?
a)
biotic
b)
abiotic
9.
Are decomposersbiotic or abiotic factors?
a)
biotic
b)
abiotic
10.
Are consumersbiotic or abiotic factors?
a)
biotic
b)
abiotic
11.
Abiotic factors are ___________.
a)
non-living parts of an ecosystem
b)
living parts of an ecosystem
c)
things that once were alive, but now are dead
d)
not important parts of ecosystems.
12.
Biotic factors are ___________.
a)
non-living parts of an ecosystem
b)
living parts of an ecosystem
c)
things that once were alive, but now are dead
d)
not important parts of ecosystems.
13.
An angler fish has a fleshy growth on its head that gives off light. This part acts as a lure to help the angler fish catch its prey. An anglerfish is an example of which type of factor?
a)
Biotic
b)
Abiotic
14.
Water is a compound that consists of 2 hydrogen atoms and 1 oxygen atom. Up to 60% of an adult human is made up of water. Water is an example of what type of factor?
a)
Biotic
b)
Abiotic
15.
Which is an example of an abiotic factor in a pond environment?