Science Ecosystems

Ecosystems are

• when one species of animal eats another animal

• a biological community of interacting organisms and their physical environment

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Herbivores eat

• plants

• meat

• both plants and meat

Intraspecific Competition is

• competition between the

  same species

• competition between different species

Interspecific competition is

• competition between the same species

• competition between different species

Tags

NGSS.MS-LS2-2

What is the role of decomposers in an ecosystem?

• They produce oxygen

• They consume living plants

• They break down dead material and waste

• They control the population of species

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What is biodiversity?

• The pollution in ecosystems

• The variety of life in a particular habitat or ecosystem

• The number of trees in a forest

• The amount of water in an ocean

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What is the process by which plants use sunlight to synthesize foods from carbon dioxide and water called?

• Respiration

• Photosynthesis

• Fermentation

• Digestion

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is photosynthesis?

• The process by which plants eat insects

• The process by which plants release oxygen

• The process by which plants convert sunlight into chemical energy

• The process by which plants absorb water through their leaves

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A relationship between two species of organisms that both benefit from the relationship

• mutualism

• parasitism

A relationship between two organisms in which one benefits or lives off the other is called

• mutualism

• parasitism