Ecology and Flow of Energy

What do the arrows in the food web represent? Mark all that apply

• The trophic level

• Transfer of energy

• Transfer of matter

• The feeding level

• The amount of energy available

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Plants are…Mark all that apply

• Autotrophs

• Heterotrophs

• Decomposers

• Consumers

• Producers

Tags

NGSS.MS-LS2-3

If the wildflowers have 8452 kcal of energy, how many kcal of energy is available to the snake?

• 8452

• 845.2

• 84.52

• 8.452

• 0.8452

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following terms encompasses all of the others?

• Hetertroph

• Primary Consumer

• Secondary Consumer

• Tertiary Consumer

• Decomposer

Tags

NGSS.MS-LS2-3

Why are keystone species important?...Mark all that apply

• They are important to the diversity of an ecosystem

• They are important for the stability of an ecosystem

• They keep the world green by keeping the herbivores in check

• They provide energy to an ecosystem

• They recycle matter in an ecosystem

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is the correct term for different levels on an energy pyramid?

• Energy Level

• Population Level

• Biomass Level

• Trophic Level

Tags

NGSS.MS-LS2-3

The following food chain exists in a marine ecosystem: phytoplankton→zooplankton→Fish. If seals that eat fish are added to the ecosystem, what would happen to the phytoplankton population?

• The phytoplankton population would increase

• The phytoplankton population would decrease

• The phytoplankton population would remain the same

• The phytoplankton population would become extinct

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of the following is incorrectly matched?

• Producer - autotroph

• Consumer - heterotroph

• Primary consumer - producer

• Secondary consumer - omnivore

• Tertiary consumer - carnivore

Which of the following symbiotic relationships is an example of parasitism?

• a tapeworm in a human digestive system

• a clown fish living in a sea anemone

• a bird nesting in an oak tree

• a lion eating a gazelle

Which of the following is correctly matched? Mark all that apply

• Grass - heterotroph

• Mushroom - autotroph

• Bacteria - decomposer

• Deer - heterotroph