Ecology Ch 3-6

Anything that can decrease the size of a population including living (biotic) and non living (abiotic) features of an ecosystem such as predators and drought.

• limiting factor
• habitat
• ecosystem
• carrying capacity

Tags

NGSS.MS-LS2-4

What does a food web represent?

• All connections of energy flow throughout all organisms in a habitat.
• The specific ways that mutualism is carried out.
• A single pathway or energy flow between organisms. 
• How carnivores get their food. 

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Which of the following is the correct equation for PHOTOSYNTHESIS?

• CO₂ + light + H₂O --> O₂ + Sugar
• CO₂ + sugar + H₂O --> O₂ + light
• _O2 + light + H₂O --> CO₂ + Sugar
• CO₂ + O₂ + H₂O --> Light+ Sugar

Tags

NGSS.MS-LS1-6

Which of the following interactions is an example of symbiosis?

• an insect acts as a pollinator for a plant species
• a population of hummingbirds migrates during the summer
• a tropical bird performs a courtship dance for a mate
• a mother bear feeds and protects her cubs

Tags

NGSS.MS-LS2-2

The diagram below depicts the water cycle.  Which process is represented by the number 2?

• precipitation
• evaporation
• surface runoff
• condensation

Tags

NGSS.MS-ESS2-4

The series of changes an environment will take to restore itself after a disturbance is called

• climax community
• climax change
• succesion
• population growth

What is the difference between primary and secondary succession

• Primary is slow and secondary is fast

• Secondary begins with soil

• Primary begins with soil

• Secondary begins with rock

Cleaning birds pick at an alligators teeth

• Parasitism
• Commensalism
• Mutualism
• Predator

Toxins in the environment do what as they move up the food chain?

• Increase
• Decrease
• Stay the same

What is a niche?

• the place where a species lives
• what a species eats
• the role of a species
• how a species uses resources

Tags

NGSS.MS-LS2-2