Living Earth "Final" 2020

What is an organized group of related parts that interact for form a whole?

• theory

• system

• adaptation

• arrangement

Which of these only lists abiotic components of an ecosystem?

• river, grass, soil

• rocks, insects, trees

• minerals, water, air

• sand, saltwater, seabirds

The close relationship between two different species in an ecosystem

• Biosphere

• Ecology

• Symbiosis

• Environment

Tags

NGSS.MS-LS2-2

What is the difference between biotic and abiotic?

• Biotic are non-living things
• Abiotic are living organisms
• Biotic is life,
  Abiotic is non-living
• Biotic is non-living, Abiotic is living

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What does biodiversity mean?

• Only one species in an area.
• The different amount of species in an area
• All abiotic life
• Nitrogen fixation

Tags

NGSS.MS-LS2-5

When there is higher biodiversity

• more organisms are likely to die because they can't adapt to environmental changes.
• there is less diversity.
• there is more diversity and higher sustainability of life.
• there is more diversity and lower sustainability of life

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is a keystone species?

• A species that helps to hold an ecosystem together

• A species that lives in or around rocks

• Keys and stones have nothing to do with ecology

• A keystone isn't a living thing, it's just a stone

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which of these changes would most likely lead to exponential growth in a population?

• an increase in the predation on the population

• a decrease in the habitat size of the population

• an increase in the amount of food available to the population

• a decrease in the amount of water available to the population

A herd of caribou has more births than deaths and more immigration than emigration. What will most likely happen to the size of the herd?

• It will increase

• It will decrease

• It will stay the same

• It will increase and then decrease

What types of systems are there?

• Mechanical and Electrical Systems
• Inside and Outside Systems
• Open and Closed Systems
• Human and Machine Systems