DOL - 6.12a 7.12a 8.12bc - 4/4 - STAAR Review

Match each of the elements pictured below as Biotic or Abiotic

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Groups:

(a) Biotic

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(b) Abiotic

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Tags

NGSS.MS-LS2-3

Match the following:

• Owl

• Tertiary Consumer

• Grasshopper

• Apex Predator

• Plant

• Herbivore

• Snake

• Producer/Autotroph

• Bird

• Secondary Consumer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

In mutualism, both species ​ (a)   , whereas in competition both species are ​ (b)   . Competition often leads to the evolution of new ​ (c)   .

• benefit
• harmed
• traits
• colors

Tags

NGSS.MS-LS2-2

What happens to the Lynx (red) population as the Hare (purple) population increases?

• The Lynx population stays the same
• The Lynx population increases
• The Lynx population decreases

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Match the following types of relationships to their descriptions:

• Commensalism

• One organism benefits at the expense of the other

• Competition

• Both organisms are harmed by fighting over a resource

• Mutualism

• Both organisms benefit (help each other)

• Parasitism

• One organism benefits while the other remains neutral

Tags

NGSS.MS-LS2-2

Primary Succession may occur after a volcanic eruption.  Which of the following lists the steps in this process in the correct order?

• Weeds and grasses grow

• Pioneer species like lichen and moss appear

• Tress and shrubs grow

• A thin soil layer forms

• No life exists

When a farm or garden is left unplanted, SECONDARY SUCCESSION occurs, returning the land to a mature, climax community. What is the order that reflects how plants will emerge in the new community: ​ (a)   ​ ​ (b)   ​ (c)   ​ (d)  

• 4th step

• Shrubs

• 2nd step

• Grasses and weeds

• 3rd step

• Evergreen trees

• 1st step

• Wildflowers/Perennials

Match the following.

• Species that influence many other species in an ecosystem

• Food webs

• A series of events in which one organism eats another to obtain energy

• Ecosystem

• All biotic and abiotic factors of an environment that interact

• Keystone Species

• A series of events by which life comes back

• Ecological Succession

• Composed of many Food chains together

• Food chains

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Match the following.

• Gradual, natural change in an ecosystem over time

• Pioneer Species

• No soil

• Ecological Succession

• Species that appear first in primary succession

• Primary Succession

• Soil is present

• Climax Community

• A mature, stable final stage of ecological succession

• Secondary Succession

Match the following:

• Bird

• Tertiary Consumer

• Snake

• Producer/Autotroph

• Grasshopper

• Apex Predator

• Plant

• Herbivore

• Owl

• Secondary Consumer

Tags

B.LS2.4