Ecology

How does the energy flow in an energy pyramids?

• up the pyramid

• down the pyramid

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which is the smallest level of an ecosystem?

• organsism

• population

• community

• ecosystem

a system of food chains that shows the transfer of energy  is termed

• food web

• food chain

• prey

• predator

Tags

NGSS.MS-LS2-3

Photosynthesis is important because...

• it makes carbon dioxide

• it makes food for the food webs

• it makes water

• it's not important

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following best describes the role of bacteria in the food web above?

• Uses energy from light, to combine oxygen, carbon dioxide and water and converts it into energy in the form of sugar.

• Uses energy from dead organisms or waste material to break down dead organisms and waste material into nutrients.

• Controls the population by removing energy from living organisms

• Uses energy from dead organisms or waste material to transfers energy

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Mealy bugs are small insects that live on various types of plants and feed on their sap. When there is a large population of mealy bugs occupying a plant, they may remove too much sap causing the plant to change color or wilt. Ladybugs eat mealy bugs and are often used in greenhouses to control the population. Which type of relationship exists between the mealybugs’ ladybugs and plants?

• The relationship between the ladybugs and mealybugs are an example of competition.

• The ladybugs and mealybugs are an example of predation while the mealybugs and plants are an example of parasitism.

• The ladybugs and plants are an example of mutualism while the mealybugs and plants are an example of parasitism.

• The mealybugs and plants are an example of commensalism while the ladybugs and plants are an example of predation.

Tags

NGSS.MS-LS2-2

What is a herbivore?

• an animal that gets energy from eating other animals

• an organism that gets energy from eating only plants

• an animal that gets energy by eating both plants and other animals

• an animal that eats only herbs

Tags

NGSS.MS-LS2-4

What is this called?

• Food Web

• Food Chain

• Abiotic Factors

Tags

NGSS.MS-LS2-3

Barnacles are animals that cannot move. In order to get food, they attach to whales and catch any floating plankton in the water. The whale is neither helped nor harmed in the interaction. What type of symbiosis is this?

• Mutualism

• Commensalism

• Parasitism

• Neutralism

Tags

NGSS.MS-LS2-2

In the wild, some alligators gets their teeth cleaned by birds. The birds gets their food from the alligators' teeth.

What type of symbiosis is this?

• Mutualism

• Commensalism

• Parasitism

• Neutralism