Competition

Many organisms in an ecosystem compete for which of the following? (Select all that apply.)

• Food/Water

• Shelter

• Mate

• Friends

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NGSS.MS-LS2-1

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An organism that eats another organism for energy is what relationship?

• Predation

• Commensalism

• Parasitism

• Mutualism

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NGSS.MS-LS2-2

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Competition can happen within...

• Only the same species

• Only among different species

• Both same and different species

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NGSS.MS-LS2-2

Which of the animals are likely competing for the rabbit?

• The Wild Cat and the Jackal

• The Mouse and the Green Plant

• The Goat and the Snake

• The Lion and the Mouse

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NGSS.MS-LS2-1

NGSS.MS-LS2-2

Which of the animals are likely competing for the goat?

• The Lion and the Jackal

• The Rabbit and the Green Plant

• The Jackal and the Wild Cat

• The Lion and the Mouse

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NGSS.MS-LS2-1

NGSS.MS-LS2-2

If the amount of snakes begins to increase, then the amount of rabbits will...

• increase

• decrease

• not be affected

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

If the amount of rabbits begin to increase, then the amount of grass will...

• increase

• decrease

• not be affected

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

If the amount of rabbits begin to increase, then the amount of grass will...

• increase

• decrease

• not be affected

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What may happen if the snowshoe hare was removed from the food web pictured?

• The insects in the habitat would increase.
• The shrew population would decrease due to being only hawk food source.
• The willow tree population would decrease.
• Foxes would dies due to no food source. 

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NGSS.MS-LS2-1

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Rabbits introduced into Australia over 100 years ago have become a serious pest to farmers. Rabbit populations increases so much that they displaced many native species of plant eaters. What is the most logical explanation for their increased numbers?

• Rabbits have a high death rate.

• There are few effective predators.

• Additional rabbit species have been introduced.

• There is an increase in rabbit competitors.

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NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4