Organisms and their Environment

If your local environment begins to turn into a desert, what will most likely happen to the organisms in the environment?

• The populations of organisms currently existing in the environment will increase.

• The populations of organisms currently existing in the environment will not be affected.

• The new desert environment will be unable to support any populations of organisms.

• A different variety of organisms will be supported rather than the ones that currently exist.

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Which statement best describes the comparison of lake and ocean environments?

• The lake and ocean environments support the same organisms because they are both water and are made up of the same elements.

• The lake and ocean environments support different organisms because most freshwater organisms cannot live in saltwater.

• The lake and ocean environments support the same organisms, but they will look different because of the type of water.

• The lake and ocean environments support different organisms because ocean organisms are blocked by land from getting into lakes.

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The more diverse an ecosystem is --

• the more threatened its populations are

• the more similar the species will be

• the more sustainable it is

• the fewer varieties of species are present

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A flower bed is created at a school so flowers can be planted in the autumn.

Over the summer, the flower bed is ignored. Which of the following should the students expect to find when they come back to school?

• 
• 
• 
• 

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In2011,firesinBastropCounty,Texaswerethemostdamaging wildfires in Texas history. The fire spread through the pine trees and scorched nearly 5,700 acres of Bastrop State Park. The majority of the Houston toad’s habitat was lost, and the Lost Pines Forest was greatly affected.

As ecological succession began, which of these most likely appeared in

the Bastrop forest area first?

• Shrubs and trees

• Newly developed topsoil

• Weeds and grasses

• Lichens on fallen trees

What is the first thing to grow on rocks in Primary Succession?

• Moss

• Plants

• Lichen

• Trees

What is the Final Stage of Primary Succession?

• Tall Trees begin to grow and Grass Cannot

• Smaller Trees are growing

• Ferns being to grow

• Flowers are growing

The Change in an Ecosystem to create Balance is called

• Photosynthesis

• Succession

• Homeostasis

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A species that is the first to colonize areas beginning primary succession after a volcanic eruption or glacier scraping the land is called?

• Species Diversity

• Biodiversity

• Species

• Pioneer Species

An Example of Pioneer Species is:

• Lichen and Moss

• Trees

• Flowers

• Pinapples