Abiotic/Biotic
Interactions
Roles of Organisms
A look at the future!
100
What does abiotic mean?
Non-living parts of the environment.
100

What is a Primary Consumer`

An organism that eats plants. (herbivore)

100

Define Competition for organisms. 

A struggle between two creatures for resources (food, water, shelter). 

100
What is symbiosis?
Symbiosis is a biological relationship in which two species live closely together in a relationship that lasts over time
200
Define climate.
The average weather pattern of a region over a long period of time.
200

What is a Secondary Consumer? 

An organism that eats other consumers (carnivore). 

200
What is the difference between producers and consumers?
Producers - make their own food Consumers - must eat producers or other consumers for food
200
What is Parasitism?
A symbiotic relationship in which one partner benefits and the other is harmed.
300
Biotic means:
Living parts of the environment.
300
What is an ecosystem?
An ecosystem is all the interacting organisms that live in an environment, and the abiotic parts of the environment that affect the organisms.
300
Life on earth would not be possible without: a) Scavengers b) Consumers c) Parasites d) Producers
d) Producers
300
What is the difference between Mutualism and Commensalism?
Mutualism : Both partners benefit from the relationship Commensalism: Only one partner benefits from the relationship, but the other is not harmed
400
What are the needs of living things?
- oxygen gas or carbon dioxide gas from the air - water - food - a suitable place to live (shelter)
400
Is a herd of elk a population or community? Why?
Population - it is made up of only one species.
400
What are the three types of consumers?
- Herbivores - Carnivores - Omnivores
400
What is the niche filled by the Hagfish?
Scavenger in the (Pacific) Ocean
500
Why would an octopus compete with members of the same species? Name at least two reasons.
An octopus would compete with members of the same species for: - a mate OR - for food OR - for a home
500

What is Kaos's Favorite treat? 

Green Skittles. 

500
What is the difference between Scavengers and Decomposers?
Scavengers- eat decaying plants and animals Decomposers - break down dead materials and waste materials
500
How are the effects of predators and parasites similar or different?
- Both put pressure on a population, cause death - Predator: goal is to kill prey to consume for food - Parasite: goal is not to kill host quickly; once host dies parasite must find a new host
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