Energy Pyramid

The _______ is the source of energy on Earth

• conumers

• producers

• sun

• chemical energy

In an energy pyramid, the energy flows

• from top to bottom

• from bottom to top

• both of these

• none of these

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A pyramid shape is used to represent the amount of energy available at each trophic level because

• energy decreases as you travel up a food chain

• energy amounts remain the same at each level

• energy increases as you go up a food chain

• it look cool

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Why are producers found at the base of an energy pyramid?

• they begin the flow of energy in an ecosystem

• the most energy is available at that level

• they are more plants than animals

• all of these

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Only 10% of the energy stored in an organism is passed on to the next trophic level. Of the remaining energy, some is used for life processes; the rest is

• stored as body fat

• lost as heat

• eaten by decomposers

• used for migration

Tags

NGSS.MS-LS2-3

How many times more energy is available at the producer level than at the secondary consumer level?

• 100

• 10

• 90

• 1

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Trophic means

• energy

• feeding

• population

• factors

Tags

NGSS.MS-LS2-3

True or False: Kcal is short for kilocalorie

• false

• true

In the energy pyramid to the left, which organism has the least amount of energy available?

• cacti

• rats

• snake

• hawk

Tags

NGSS.MS-LS2-3

True or False: Primary Consumers are herbivores and carnivores

• false

• true

Tags

NGSS.MS-LS2-3