Ecosystems 6.L.2

Unit 6 Ecosystems

Understand the flow of energy through ecosystems and the responses of populations to the biotic and abiotic factors in their environment. 

Multiple Choice

What is one living thing?

• a population

• an organism

• a community

• niche

Multiple Choice

What is the name for where an organism lives (it's home?)

• niche

• habitat

• community

Multiple Select

Check all the biotic factors

• log

• rock

• tree

• insect

• water

Multiple Select

Check the abiotic factors

• tree

• rock

• shade

• water

• space

Multiple Select

what is a limiting factor in an environment?

• space

• food

• sunlight

• water

Multiple Choice

What represents the heirarchal levels of organisms that share the same function in ecosystem?

• biomass

• biosphere

• trophic pyramid

• food web

Multiple Choice

What happens in this ecosystem if the grasshoppers get a disease and all die?

• there will be less grass

• there will be less frogs

• there will be more frogs

Multiple Choice

In the food chain grass->grasshopper->frog-> snake-> eagle. What is the primary consumer?

• grass

• grasshopper

• frog

• snake

Multiple Choice

In the food chain grass->grasshopper->frog-> snake-> eagle. What is the secondary consumer?

• grass

• grasshopper

• frog

• snake

Multiple Choice

What is the source of all the energy on Earth?

• water

• the sun

• consumers

• producers

Multiple Choice

Who has the most energy?

• top carnivores

• herbovores

• producers

Multiple Choice

What is the 10% rule

• 10% of the energy is burned at each level

• 10% of the energy is transferred at each level

Multiple Choice

A fish is part of which ecosystem?

• a terrestrial ecosystem

• an aquatic ecosystem

Multiple Choice

A blue heron is part of which ecosystem?

• an aquatic ecosystem

• a terrestrial ecosystem

• both an aquatic and a terresterial ecosystem

Multiple Select

What is a producer? (check all that apply)

• a plant

• autotroph

• makes its own energy

• consumer

Multiple Select

What is a consumer? (check all that apply)

• has to eat other things

• a heterotroph

• a carnivore

• a decomposer

Multiple Choice

What do producers make?

• Water and Glucose

• Oxygen and Glucose

• Carbon Dioxide and Water

Multiple Choice

Decomposers are importants because?

• they break down organic matter so the nutrients can be used again

• they keep the environment clean

• they are major predators

Multiple Choice

A seed can be dormant for years before it grows into a plant.

• true

• false

Multiple Choice

Which biome has rich fertile soil?

• tundra

• grassland

• desert

Multiple Choice

Which biome has fewer living organims due to cold temperatures and permafrost?

• forest

• grassland

• tundra