Ecosystems
P, C, D
Food Chains & Webs
Symbiosis
Random
100
What is an organism?
Any living thing
100
What are the 3 types of consumers?
Herbivores
Carnivores
Omnivores
100
What do the arrows mean in a food web?
Transfer of energy
100
What is symbiosis?
A relationship between organisms where at least one organism benefits.
100
What biome do we live?
Deciduous Forest
200
Where does all of the energy originate from in an ecosystem?
The sun
200
What is a producer?
A plant that produces food and oxygen for other organisms
200
What kind of animals are at the top of the food chain?
Carnivore and apex predators (ex. shark, whales, hawk, lions)
200
What are the 3 types of symbiotic relationships?
Mutualism, Commensalism, Parasitism
200
What is FAST change in ecosystem?
Volcano eruption, hurricanes, tornados, tsunami, flood, drought, forest fires
300
What is a place within a biome where living and nonliving things interact?
Ecosystem
300
What is a decomposer?
An organism that feeds on dead plants and animals
300
What are example herbivores?
Deer, cow, horses, rabbit, etc.
300
Name an example parasitic relationship.
Mosquito and human, dog and flea, etc.
300
What do humans do that affect our ecosystems?
Pollute, deforestation, hunting, farming, fires
400
What do plants produce during photosynthesis?
Oxygen and sugar (food)
400
What usually starts a food chain? Why?
Producers or plants because they make their own food
400
What is one example food chain in this food web?
Grass --> Mouse --> Eagle
Grass --> Grasshopper--> Frog --> Eagle
Tree --> Deer--> Snake -->Eagle
400
What kind of symbiotic relationship is:
Honey bee and flowers
Both benefit: Mutualism
400
What type of consumer eats plants and animals?
Omnivores
500
Why do organisms need energy?
To live and work
500
Where does a producer get its energy to live?
The sun through photosynthesis
500
Why is it important to have predators in our ecosystem?
It controls the population of species so no population gets overpopulated and affects other parts of the food chain.
500
What kind of symbiotic relationship is this:
Hermit crabs living in snail shells
One benefits: Commensalism
500
What would happen if we took away the deer population?
The trees and grass would grow too high
Snake population would decrease because one of their sources of food is gone