Ecology Test Study GUIDE Key
Fill in the missing terms.
1.
Producer = AUTOTROPHS
2.
HETEROTROPHS = Consumer
3.
Meat Eater = CARNIVORE
4.
HERBIVORE = Plant Eater
5.
Breaks down dead organisms = DECOMPOSERS
6.
HOMOSTASIS = Maintain balance, equilibrium
7.
Eats plants and animals = OMNIVORE
8.
SUNLIGHT = Radiant Energy
9.
Eats producers = PRIMARY CONSUMERS
10.
SECONDARY CONSUMERS = Eats primary consumers
11.
Tertiary consumers = EATS SECONDARY CONSUMERS
12.
QUARTERNARY CONSUMERS = Eats Tertiary consumers
Indicate which of the following are BIOTIC (B) and ABIOTIC (A)
13.
Rainfall
A
14.
Oxygen in Water
A
15.
Plants
B
16.
Temperature
A
17.
Soil
A
18.
Bacteria
B
Answer The Following Questions
19.
What do the arrows in a food chain / web indicate?
FLOWING IN A FOODCAHIN / WEB.
20.
During photosynthesis RADIANT energy from the sun is transformed to make FOOD.
21.
radiant
energy
6CO2 + 6H2O >>>>>>>> C6H12O6 + 6O2
Carbon Dioxide + Water >>>>>> Glucose + Oxygen
Photosynthesis takes place in the CHLOROPLASTS
THEY SHOW THE DIRECTION ENERY IF
22.
C6H12O6 + 6O2 >>>>>>> 6CO2 + 6H2O + ATP
Cellular Respiration takes place in the MITOCHONDRIA
23.
Available resources can affect an ecosystem’s CARRYING CAPACITY.
24.
DECOMPOSERS help to recycle nutrients in an ecosystem.
25.
PLANKTON are the base of the ocean’s food web.
26.
If foxes that prey on (eat) rabbits disappear from a food web the rabbit population will INCREASE
27.
Available energy in an energy pyramid DECREASES as you move up trophic levels.
28.
The circulatory and respiratory systems work together to deliver OXYGEN to all body cells.
29.
DECOMPOSERS can be anywhere on a food web but if often left out.
Label the stimulus (S) and the response (R).
30.
Honey suckle vine grows up (R) a fence post (S).
31.
Sunlight (S) causes stems to bend toward a window (R).
32.
A wilted plant straightens up (R) when given water (S).
Name the type of symbiotic relations described below.
39.
Birds eat insects disturbed as cows eat grass.
COMMENSALISM
34.
The wrasse fish eats parasites off the parrot fish. MUTUALISM
35.
Leaches eat the blood of a nutria.
PARASITISM
You should be able to pick out a food chain from a food web.
You should be able to predict what would happen if 1 organism is removed from a food web.
You should be able to indicate which trophic level in an energy pyramid has the most energy and which has
the least amount of energy.