Ecology Review

What does every food chain start with? (Even if it's not drawn or written there!)

• producers
• sun
• consumer
• decomposers

An organism that needs to eat other organisms to obtain energy is known as a(n) ________.

• autotroph/ consumer

• producer/ autotroph

• consumer/ heterotroph

• heterotroph/ mutualist

Tags

NGSS.MS-LS2-3

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-LS2-3

NGSS.MS-LS2-2

The nonliving aspects of an ecosystem.

• Abiotic factors
• Biotic factors

Tags

NGSS.MS-LS2-3

A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.

• Population
• Community
• Habitat
• Ecosystem

Tags

NGSS.MS-LS2-3

As you move upward, from level to level, in an energy pyramid, energy _____.

• increases

• decreases

• stays the same

• increases exponentially

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which is represented by all of the bullfrogs living around a pond?

• community
• habitat
• population

Which is an example of a parasitic relationship?

• a bee pollinates a flower

• a tapeworm takes nutrients from a dog

• an orchid lives in a tree but does not harm the tree

• a bobcat competes with a wolf for a deer

In which type of relationship do both species benefit?

• parasitism
• mutualism
• commensalism

Barnacles grow on whales.  Whales give the barnacles a place to live but the barnacles do not help or harm the whale.  Which type of relationship is this?

• commensalism
• mutualism
• parasitiesm