Ecology #1 (H) Niches, Distribution Patterns, Survivorship Curve

Starfish are probably the most important predator in the shallow ecosystem because they eat basically anything that they can come across. Their feeding activities control the whole ecosystem. This is an example of the starfish ___.

• habitat
• biotic factors
• tolerance level
• niche

What is the name of an animal that is hunted and eaten by other animals?

• producer
• prey
• predator
• decomposer

Tags

NGSS.MS-LS2-2

What level of ecological organization would include all squirrels that live in the same area?

• biome

• community

• ecosystem

• population

All the different populations that live together in an area make up a(n)

• community.
• ecosystem.
• organism.
• species.

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.

• It shows how sunlight flows within an ecosystem.

• They show what direction the energy is flowing between organisms. 

• They represent how water is transferred within a habitat.

Tags

NGSS.MS-LS2-3

What are plants called in a food chain?

• Producers /Autotrophs

• Consumers /Heterotrophs

• Decomposers

• Scavengers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What are limiting factors?

• The maximum number of organisms an area can sustain

• Scarce resources that limit the size of a population

• Conditions that limit how much energy flows to the next trophic level

• How diverse the populations of a community are

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What does carrying capacity mean?

• The amount of abiotic factors present in the environment

• The total number of species living in an ecosystem

• The number of offspring one mother can have in a year

• The number of organisms an ecosystem can sustain

A herd of zebras would be considered a

• community
• species
• ecosystem
• population

Which point on the graph represents carrying capacity?

• A
• B
• C
• D