Trophic levels Amoeba sisters

What is the primary role of a producer in a food chain?

• To consume other organisms
• To act as a predator in the food chain
• To provide energy for other organisms
• To regulate the population of other organisms

Tags

NGSS.MS-LS2-3

What is a producer in a food chain?

• An organism that is at the top of the food chain
• An organism that can make its own food
• An organism that feeds on other organisms
• An organism that only eats plants

Tags

NGSS.MS-LS2-3

What is the primary reason for the arrows in a food chain pointing in the direction of the one doing the eating?

• To demonstrate the biodiversity of an ecosystem
• To indicate the number of organisms in each trophic level
• To show the competition between different organisms
• To illustrate the flow of energy through different trophic levels

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What is the primary consumer in a food chain?

• An organism that is at the top of the food chain
• An organism that feeds on other organisms
• An organism that can make its own food
• An organism that only eats plants

Tags

NGSS.MS-LS2-2

What is the primary function of an apex predator in a food web?

• To maintain the balance of the ecosystem
• To provide energy for other organisms
• To regulate the population of other organisms
• To consume other organisms

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the main impact of a decrease in biodiversity in an ecosystem?

• It increases the resilience of the ecosystem to changes
• It reduces the competition between different trophic levels
• It has no impact on the other organisms in the ecosystem
• It can be harmful to other organisms in the ecosystem

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is the main reason for the decrease in energy as you move up the trophic levels in an energy pyramid?

• Higher metabolic rates of organisms at higher trophic levels
• Decreased availability of sunlight
• Loss of energy in the form of heat or undigested matter
• Increased competition for food

Tags

NGSS.MS-LS2-3

What is the significance of a food web in an ecosystem?

• It demonstrates the competition between different trophic levels
• It shows the linear flow of energy in a food chain
• It shows more interactions among a variety of producers and consumers
• It simplifies the interactions between organisms

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

What is the main impact of removing an apex predator from a food web?

• It has no impact on the other organisms in the food web
• It can lead to excessive population growth of other organisms
• It reduces the competition between different trophic levels
• It increases the energy available to other organisms

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the primary role of a secondary consumer in a food chain?

• To regulate the population of other organisms
• To act as a predator in the food chain
• To provide energy for other organisms
• To consume other organisms

Tags

NGSS.MS-LS2-3