Environmental Interactions

Multiple Choice

True or false: trees are a type of pioneer species

• True

• False

Multiple Choice

___ are the first organisms to colonize an area and begin the process of ecological succession.

• foundational organisms

• introductory organisms

• primary organisms

• pioneer species

Multiple Choice

secretes/releases acid that breaks the rock down into dirt/soil

• Primary Succession

• Lichen

• Hardwood trees

• Rock

Multiple Choice

Which of the following types of organisms would be present during the pioneer community stage of ecological succession?

• Lichens and mosses

• Grasses and shrubs

• Small trees and wildflowers

• Tall trees and thick brush

  Which

Multiple Choice

What is the term that describes a steady and stable community?

• peak community

• turf community

• climax community

• disturbed community

Multiple Choice

The Final stage of ecological succession is...

• Mature Tree Growth

• Climax Community

• Pioneer Community

Multiple Choice

What is another word that can be used to describe "homeostasis"?

• STABLE
• EQUAL
• COMPLETE
• CORRECT

Multiple Choice

Why should we measure species diversity?

• It can be used to compare communities at different times.

• It can be used to compare communities at different locations.

• It tells us if the community is dominated by one species.

• All choices are correct.

Multiple Choice

What is the importance of biodiversity?

• It helps in maintaining the balance of ecosystems

• It provides aesthetic value to the environment

• It supports the economy through tourism

• All of the above

Multiple Choice

Fossil fuels were formed from ____.

• the remains of once living organisms.

• the earth.

• solids, liquids, and gases, made millions of years ago.

• sun and water.

Multiple Select

What is the problem with using fossil fuels?

• They create greenhouse gases

• They don't create a lot of electricity

• They are non-renewable

• They are renewable

Multiple Select

Which of the following are non-renewable energy sources?

• Hydroelectric

• Natural gas

• Oil

• Nuclear power

Multiple Choice

Within the carbon cycle, anything that absorbs more carbon from the atmosphere than it releases.

• carbon sink

• carbon source

Multiple Select

Select all that apply.

Which of the following are carbon sinks.

• soil and rocks

• fossil fuels

• forests

• oceans

Multiple Choice

What do greenhouse gases do?

• Reflect the sun's energy

• Block the sun's infrared radiation

• Act as a thermal blanket for the Earth, absorbing heat and warming the surface

• They help light up the moon at night

Multiple Choice

The diagram represents solar energy that is absorbed by Earth's land and water surfaces and is changed into heat that radiates back into the atmosphere.What is this process called?

• ozone
• radiation
• greenhouse effect
• evaporation

Multiple Choice

What happens to the temperature if more greenhouse gases are released into the atmosphere?

• Temperature goes up
• Temperature goes down

Multiple Choice

What happens to carbon during the process of photosynthesis?

• CO₂ is released by plants

• CO₂ is taken up by plants

• organic carbon is taken up through plant roots

• carbon is lost through heat

Multiple Choice

To change an ecosystem

• Ecosystem

• Habitat

• Disrupt

• Adapt

Multiple Choice

The process of breathing in oxygen and releasing carbon dioxide into the air (or water) is...

• Assimilation

• Decomposition

• Photosynthesis

• Respiration

Multiple Choice

The most abundant Greenhouse Gas in the atmosphere is...

• carbon dioxide

• nitrogen gas

• nitrate

• oxygen

Multiple Choice

What process converts nitrogen gas into a biologically useful (fixed) form?

• Respiration

• Assimilation

• Denitrification

• Nitrogen fixation

Multiple Choice

The process of making nitrites and nitrates is...

• denitrification

• nitrogen fixation

• nitrification

• ammonification

Multiple Choice

What does denitrification do?

• converts fixed nitrogen into nitrogen gas

• converts nitrogen gas into fixed nitrogen

• makes nitrates

• makes ammonia

Multiple Choice

Which gas makes up most of the atmosphere?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Methane

Multiple Choice

Which organisms play the largest role in converting nitrogen into various usable forms and back to a gas form?

• rabbits

• bacteria

• plants

• worms