Biology Unit

Herbivores are _______________ ?

• Producers

• Primary consumers

• Secondary consumers

• Tertiary consumers

Tags

NGSS.MS-LS2-3

The amount of energy goes____________ as the trophic level goes up.

• up

• down

• stays the same

• fluctuates

Tags

NGSS.MS-LS2-3

What is the basis for the energy in an ecosystem?

• chemosynthesis

• consumers

• heterotroph

• producers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What organism is a TERTIARY consumer in the food web?

• grasses

• grass hopper

• hawk

• coyote

Tags

NGSS.MS-LS2-3

A field containing 15,000 kg of plant material--> how many kg of secondary consumers can be supported?

• 1500 kg

• 150 kg

• 15 kg

• 1.5 kg

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which species is autotrophic? (view the diagram)

• A

• B

• C

• D

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Phytoplankton ⟶ Krill ⟶ Mackerel ⟶ Sea gull

Which organism in the food chain is a PRIMARY consumer?

• krill

• mackerel

• sea gull

• phytoplankton

Tags

NGSS.MS-LS2-3

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

• Producers
• Herbivores
• Carnivores
• Top Predator

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What type of ecological pyramid is never inverted (the bottom level is ALWAYS the biggest)?

• ecological pyramid

• energy pyramid

• numbers pyramid

• biomass pyramid

Tags

NGSS.HS-LS2-4

The diagram is intended to show relationships in an ecosystem. What do the arrows represent?

• The direction of population migration
• Differences in dietary habits
• Progressively smaller organisms
• The direction of the energy flow

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3