Ecology Review 2021

An invasive species is different from a non-native species because

• an invasive species is native to its habitat

• an invasive species causes harm in it's new habitat

• an invasive species is safe for the environment

• they are the same

Tags

Human Impacts

________ is a process where nutrient pollution leads to algal growth & ultimately a dead zone.

• Pesticide use

• DDT

• Eutrophication

• Reintroduction programs

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Human Impacts

Which of the following is not evidence for global climate change?

• sea level rise

• global temperature rise

• ocean acidification

• invasive species

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Human Impacts

Things that prevent a population from growing any larger

• carrying capacity

• population

• limiting factor

• ecology

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Population

Foxes are predators of rabbits. When the rabbit population is high,

• The fox population will be high

• The fox population will decrease.

• The fox population will remain steady.

• None of these

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Population

All the living and nonliving factors interacting in an environment is a(n)

• population

• community

• ecosystem

• biome

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Ecology Vocab

Decomposers

• Eat plants only

• Eat only dead things

• Eat meat only

• Break down dead things

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Food & Energy

When bacteria or other decomposers break down dead organisms,

• nitrogen is released

• carbon is absorbed

• carbon is released

• nitrogen is absorbed

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Cycles

Bacteria in plant roots fix ___________ so plants can use it to create plant proteins.

• nitrogen

• hydrogen

• carbon

• none of these

Tags

Cycles

Which organism would be consider both a primary and a secondary consumer?

• Tuna

• Flying Fish

• Phytoplankton

• Striped Fish

Tags

Food & Energy