Biological Relationships

In this Food Web Pyramid Which type of consumer gets only 10% of the energy stored in plants?

• Herbivore

• Carnivore

• Omnivore

• Secondary Consumer

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A relationship between two organisms in which one organism benefits and the other is unharmed...

• Mutualism 

• Competition

• Parasitsm 

• Commensalism 

A relationship between two organisms in which both organisms benefit. 

• Mutualism 

• Competition

• Parasitsm 

• Commensalism 

Aphids are tiny insects that live on and eat the leaves of plants, removing vital nutrients from the plants.

• Predation

• Parasitism

• Commensalism

• Mutualism

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NGSS.MS-LS2-1

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Select the best definition for the term 'ecological niche'

• The physical space where a species lives

• A summation of the relationships and interactions a species has with other biotic and abiotic factors

• A representation of what a species preys on, and what preys on it i.e. it's place in a food chain

• When a species does a job or function that no other species carries out

Which definition best fits the term community?

• A group or organisms of the same species that live in the same area and interact with one another.

• A group of many populations (of different species) that live and interact with one another

• A group of populations of many different species that live and interact with both one another and all of the abiotic factors in their environment.

• A set of different ecosystems that are connected by similar geographic features and share the same or similar climate.

• Anywhere on earth that life exists.

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.

• It shows how sunlight flows within an ecosystem.

• They show what direction the energy is flowing between organisms. 

• They represent how water is transferred within a habitat.

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a blue whale

• Biotic factor

• Abiotic factor

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Which of the following is an example of a food producer?

• Human

• Grizzly Bear

• Orca

• Oak Tree

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The fish, algae, plants, insects and other organisms that reside in the local pond.

• Population

• Community

• Ecosystem

• Biosphere

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NGSS.MS-LS2-1

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