Biology review

What is an ecosystem?

• a biological community of interacting organisms and their physical environment

• non-living things

• seasonal movement of animals from on region to another

• the protected geographical region in Africa

What does Abiotic mean

• Non-Living things

• Living things

• 10% of energy moves up the food chain

• the ecological event that involves changes to the structure of an ecosystem from changes to one or more levels of the food chain

Tags

NGSS.MS-LS2-4

What does Biotic mean?

• Living things

• climate change

• non-living things

• protected land in Africa

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

What is Group Behavior?

• when animals live with their young to increase survival

• when lions eat water buffalos

• 10% of energy is moved up the food chain

• living things

Tags

NGSS.MS-LS1-4

What is the rule of 10%

• only 10% of wildebeest eat green grass

• 10% of lions are females

• only 10% of energy consumed moves up the food chain

• 10% of land in Africa is in the Serengeti

Tags

NGSS.MS-LS2-3

what is an Inverse relationship?

• when animals live with their young to increase survival

• one thing goes up while one goes down

• 10% of living things are lions

• relationship between lions and wolfs

what is population density?

• measurement of population per unit land area

• more lions live in oklahoma because its small

• 10% of energy goes up the food chain

what are regional differences?

• Plants/animals that play important role in how ecosystems function. have direct and indirect effects

• number of species a region can support without harming the ecosystem

• difference between different things in two regions

• protected area in Africa

Tags

NGSS.MS-LS2-2

what are Keystone species

• Plants/animals that play important role in how ecosystems function. have direct and indirect effects

• difference between different things in two regions

• seasonal movement of animals

• number of species a region can support without harming the ecosystem

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

NGSS.MS-LS2-5

what are principles?

• A community of interacting organisms (biotic) and their physical environment (abiotic)

• number of species a region can support without harming the ecosystem

• The fundamental truth serves as a foundation for a system.

• Seasonal movement of animals from one region to another