WorksheetsEnergy Flow Through Ecosystems
Total questions: 15
Worksheet time: 10mins
A fungi absorbs nutrients from dead and decaying organisms. It is ......
A heterotroph
An autotroph
A chemotroph
none of these
All energy on Earth comes from
food.
the sun.
chemicals.
non-living things.
An autotroph can also be called a
animal.
consumer.
heterotroph.
producer.
Which of the following heterotrophs are help keep the ecosystem alive by recycling nutrients between dead and living organisms?
Carnivores
Omnivores
Decomposers/ Detritvores
Herbivores
A difference between photosynthesis and chemosynthesis
Photosynthesis doesn't use light and chemosynthesis does
Photosynthesis makes sugar and chemosynthesis doesn't
Photosynthesis uses light and chemosynthesis doesn't
Photosynthesis doesn't make sugar and chemosynthesis does
What process occurs when light energy is captured by chlorophyll in autotrophs and converted into sugar?
Photosynthesis
Cellular Respiration
Animal that gets its energy and nutrition from eating meat.
Detritivore
Ominvore
Carnivore
Herbivore
which number on the diagram below sows the level of secondary consumers?
3
2
1
in an energy pyramid, which way does the energy transfer?
from top of the pyramid to the bottom
from the bottom of the pyramid to the top
all of these
none of these
100%
10%
50%
75%
In the food chain pictured, what type of organism is the bird?
producer
primary consumer
secondary consumer
tertiary consumer
if birds eat insects that feed on corns, discuss which pyramid level would birds occupy.
A
B
C
D
Look at the above energy pyramid, if the producers have 7000 kcal of energy, how much energy will be available for the sheephead fish?
7 kcal
70 kcal
700 kcal
7000 kcal
