Transcript Decomposers

Ecology Bio Review Game
ROUND 1 – 5 POINTS EACH
ROUND 2 – 10 POINTS EACH
ROUND 3 - 15 POINTS EACH
1. What would happen if we didn’t have
decomposers?
A. Soil would be fresh
B. Nothing, matter/nutrients are still replenished everyday.
C. Wastes would pile up and most nutrients would cease to cycle
D. Scavengers would get rid of the matter left behind.
1. What would happen if we didn’t have
decomposers?
A. Soil would be fresh
B. Nothing, matter/nutrients are still replenished everyday.
C. Wastes would pile up and most nutrients would cease to cycle
D. Scavengers would get rid of the matter left behind.
2.
Where in the ecological pyramid would you
find the highest number of organisms?
2.
Where in the ecological pyramid would you
find the highest number of organisms?
The PRODUCER, at the bottom.
3.
How is energy on Earth replenished
everyday?
3.
How is energy on Earth replenished
everyday?
THE SUN
4.
The zebra has 76 kcals of energy. How
many kcals of energy would the lion’s
predator consume?
4.
The zebra has 76 kcals of energy. How
many kcals of energy would the lion’s
predator consume?
.76 kcals
5.
What happens to energy that is not
consumed or left behind?
5.
What happens to energy that is not
consumed or left behind?
IT IS GIVEN OFF AS HEAT
ROUND 2
1. Bacteria take the molecule below and for
plants, complete what process?
1. Bacteria take the molecule below and for
plants, complete what process?
NITROGEN FIXATION
2.
In this food web, which organism is an
omnivore?
Water Moccasin
Sunfish
Herring
Minnow
Kelp
2.
In this food web, which organism is an
omnivore?
Water Moccasin
Sunfish
Herring
Minnow
Kelp
3. How does carbon enter biotic factors from
abiotic?
3. How does carbon enter biotic factors from
abiotic?
Photosynthesis
4. In this food web, what is the shredder’s
(small arthropods) level(s) of consumption?
4. In this food web, what is the shredder’s
(small arthropods) level(s) of consumption?
SECOND AND THIRD LEVEL
5. Why can’t all animals be carnivores?
5. Why can’t all animals be carnivores?
Energy from plants can’t be used
How much of our atmosphere is made of nitrogen?
How much of our atmosphere is made of nitrogen?
78%
ROUND 3
1.
In a population graph, if it is in a J-shape,
this means…?
A. A population is growing at an exponential rate
B. The population has reached carrying capacity
C. A population is decreasing because of limiting factors
D. A population has halted intervals of growth and plateau
1.
In a population graph, if it is in a J-shape,
this means…?
A. A population is growing at an exponential rate
B. The population has reached carrying capacity
C. A population is decreasing because of limiting factors
D. A population has halted intervals of growth and plateau
2. What do all of these organisms have in
common?
Carnivores
Herbivores
Scavengers
Omnivores
Decomposers
2. What do all of these organisms have in
common?
Carnivores
Herbivores
Scavengers
Omnivores
Decomposers
They are heterotrophs
3. What type of organisms can be found at any
trophic level in a food web?
3. What type of organisms can be found at any
trophic level in a food web?
Decomposers
4. Two ways carbon enters the atmosphere….
4. Two ways carbon enters the atmosphere….
Volcanoes
Fossil fuel combustion
Decomposition
Exhalation
Open burning (wood)
5. Give two reasons why plants are short in the
Tundra?
5. Give two reasons why plants are short in the
Tundra?
Frozen Ground (Tall plants have to have deep roots to support them), and
it is Windy