Energy Food Web and Food Pyramid Check

This diagram shows how energy flows through an eco-system. What is the first source of energy in this pyramid?

• sharks and large birds

• algae, plankton and seagrass

• herbivorous fish, crustaceans and sea urchins

• seals and carnivorous fish

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A producer is a (n) ______________.

• heterotroph

• carnivore

• autotroph

• omnivore

An organism that lives by breaking apart dead organic matter into simpler parts is...

• omnivore

• consumer

• decomposer

• carnivore

Overlapping food chains in an ecosystem make up....

• food web

• food chain

• niche

• food pyramid

A third-level consumer has to be which type?

• Carnivore.
• Decomposer.
• Producer.
• Herbivore.

Tags

NGSS.MS-LS2-2

True or False. In this Food Web Pyramid the consumers on each level only get about 10 percent of energy that the plants have stored.

• True
• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which best describes what a food chain shows you?

• Energy flow through an ecosystem
• Food flowing through an ecosystem
• Consumers going into other consumers
• Who eats who

Tags

NGSS.MS-LS2-3

What is the role of a producer?

• Use sunlight to make food
• Gain energy from eating other organisms
• Keep other species from overpopulating
• Breaking down dead stuff 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

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 show what organism another organism is going to eat.

In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?

• 80%
• 90%
• 10%
• 20%

Tags

NGSS.MS-LS2-3