ECOLOGY REVIEW SHEET EXAM 2025 UPDATED
QUESTIONS AND VERIFIED ANSWERS
What green molecule allows producers to convert light energy to sugar? - CORRECT
ANSWER✅✅✅Chlorophyll
True or False: All biological activity requires energy? - CORRECT ANSWER✅✅✅True
What trophic level requires light to live? - CORRECT ANSWER✅✅✅1st Trophic Level/Producers
What kind of energy do living things store? - CORRECT ANSWER✅✅✅Chemical
What kind of energy is passed along in a food chain? - CORRECT ANSWER✅✅✅Chemical
What is a carnivore? - CORRECT ANSWER✅✅✅Eats other animals
What do we call an animal that eats both plants and animals? - CORRECT ANSWER✅✅✅omnivores
Which is recycled, matter or energy? - CORRECT ANSWER✅✅✅Matter
What percent of energy is passed from one trophic level to the next? - CORRECT ANSWER✅✅✅10%
What do we call intertwined food relationships? - CORRECT ANSWER✅✅✅Food Web
How does matter differ from energy in a food chain? - CORRECT ANSWER✅✅✅Matter is not lost
What living things release carbon dioxide into the atmosphere? - CORRECT ANSWER✅✅✅All living
things
, What percentage of energy is lost at each trophic level? - CORRECT ANSWER✅✅✅90%
In a food web, what trophic level supplies energy for all the other levels? - CORRECT
ANSWER✅✅✅Producer
According to the pyramid of numbers would there be more deer or mountain lions? - CORRECT
ANSWER✅✅✅Deer
Would producers, herbivores, or carnivores have the greatest biomass in an ecosystem? - CORRECT
ANSWER✅✅✅Producers
Are there more carnivores, consumers, omnivores, or heterotrophs in an ecosystem? - CORRECT
ANSWER✅✅✅Heterotrophs
What happens to an ecosystem if the number of consumers is greater than the number of producers? -
CORRECT ANSWER✅✅✅Both populations will decrease greatly
What happens to the amount of energy available as you move up the pyramid of energy? - CORRECT
ANSWER✅✅✅Decreases
What is a predator? What is a prey organism? - CORRECT ANSWER✅✅✅Organisms consuming other
organisms. Prey are organisms eaten by predators.
Would the death of a food organism be disadvantageous to a parasite? - CORRECT
ANSWER✅✅✅Yes
What is another name for the biotic portion of an ecosystem? - CORRECT ANSWER✅✅✅Community
What is a habitat? - CORRECT ANSWER✅✅✅Surrounding in which a particular species can be found.
Do algae or paramecia or both produce oxygen? - CORRECT ANSWER✅✅✅Algae
QUESTIONS AND VERIFIED ANSWERS
What green molecule allows producers to convert light energy to sugar? - CORRECT
ANSWER✅✅✅Chlorophyll
True or False: All biological activity requires energy? - CORRECT ANSWER✅✅✅True
What trophic level requires light to live? - CORRECT ANSWER✅✅✅1st Trophic Level/Producers
What kind of energy do living things store? - CORRECT ANSWER✅✅✅Chemical
What kind of energy is passed along in a food chain? - CORRECT ANSWER✅✅✅Chemical
What is a carnivore? - CORRECT ANSWER✅✅✅Eats other animals
What do we call an animal that eats both plants and animals? - CORRECT ANSWER✅✅✅omnivores
Which is recycled, matter or energy? - CORRECT ANSWER✅✅✅Matter
What percent of energy is passed from one trophic level to the next? - CORRECT ANSWER✅✅✅10%
What do we call intertwined food relationships? - CORRECT ANSWER✅✅✅Food Web
How does matter differ from energy in a food chain? - CORRECT ANSWER✅✅✅Matter is not lost
What living things release carbon dioxide into the atmosphere? - CORRECT ANSWER✅✅✅All living
things
, What percentage of energy is lost at each trophic level? - CORRECT ANSWER✅✅✅90%
In a food web, what trophic level supplies energy for all the other levels? - CORRECT
ANSWER✅✅✅Producer
According to the pyramid of numbers would there be more deer or mountain lions? - CORRECT
ANSWER✅✅✅Deer
Would producers, herbivores, or carnivores have the greatest biomass in an ecosystem? - CORRECT
ANSWER✅✅✅Producers
Are there more carnivores, consumers, omnivores, or heterotrophs in an ecosystem? - CORRECT
ANSWER✅✅✅Heterotrophs
What happens to an ecosystem if the number of consumers is greater than the number of producers? -
CORRECT ANSWER✅✅✅Both populations will decrease greatly
What happens to the amount of energy available as you move up the pyramid of energy? - CORRECT
ANSWER✅✅✅Decreases
What is a predator? What is a prey organism? - CORRECT ANSWER✅✅✅Organisms consuming other
organisms. Prey are organisms eaten by predators.
Would the death of a food organism be disadvantageous to a parasite? - CORRECT
ANSWER✅✅✅Yes
What is another name for the biotic portion of an ecosystem? - CORRECT ANSWER✅✅✅Community
What is a habitat? - CORRECT ANSWER✅✅✅Surrounding in which a particular species can be found.
Do algae or paramecia or both produce oxygen? - CORRECT ANSWER✅✅✅Algae
