Ecology & Ecosystems Quiz

An herbivore is serving as this trophic level:

• primary consumer

• seconday consumer

• tertiary consumer

• apex predator

Tags

NGSS.MS-LS2-2

A food web shows the flow of _____ in an ecosystem.

• light

• energy

• water

• oxygen

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-1

A secondary consumer only gains ____ of the energy of the total available energy of the primary consumer that it eats.

• 30%

• 50%

• 90%

• 10%

Tags

NGSS.MS-LS2-3

Carrying capacity of an environment is

• the maximum number of organisms an ecosystem can support

• the minimum number of organisms an ecosystem can support

• the number of organisms that can migrate out of a population

• the number of organisms that can immigrate into a population

Match the following organisms with their trophic levels.

• Secondary Consumer

• Sea Otter

• Producer

• Kelp

• Apex Predator

• Orca

• Primary Consumer

• Urchin

Tags

NGSS.MS-LS2-3

Sort these items into biotic and abiotic factors:

Groups:

(a) Abiotic

,

(b) Biotic

• Water

• Sunlight

• Kelp

• Oxygen

• Dolphin

• Fish

• Plankton

• Sea turtles

• Temperature

• Rocks

How do consumers get energy?

• Consumers convert energy from sunlight into chemical energy.

• Consumers absorb energy from the ground.

• Consumers ingest prey or absorb nutrients.

• Consumers absorb energy from the air.

Tags

NGSS.MS-LS4-2

Identify the products of this diagram

• Product A = carbon dioxide and Product B = oxygen

• Product A = oxygen and Product B = carbon dioxide

• Product A = hydrogen and Product B = water

• Product A = oxygen and Product B = sunlight

Answer explanation

The correct order of Taxonomic Hierarchy Sorting for marine organisms is Kingdom, Phylum, Class, Order, Family, Genus, Species.

In this food web, the trophic level with the least energy includes which of the following organisms?

• frogs

• hawks

• mice

• snakes

Answer explanation

A Dichotomous Key is used to identify and classify marine organisms based on their characteristics and traits.

Immigration is individuals​ (a)   a population, while emigration is individuals ​ (b)   a population.

• entering
• leaving
• breeding in
• dying in