Ecology, populations and Human impact Review

What is the PRODUCT of the process used by producers that is passed on as energy throughout an ecosystem?

• photosynthesis

• Sun

• glucose

• carbon dioxide

• water

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

If there are 100 KJ of energy available at the secondary consumer level, how many KJ of energy are available at the producer level?

• 10 KJ

• 1,000 KJ

• 10,000 KJ

• 1 KJ

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What would happen within a few months after the formation of a volcanic island?

• pioneer species would grow

• no pioneer species would grow

• trees and large plants would grow

• rich, organic soil would be present

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

What would happen within a few months after the formation of a volcanic island?

• pioneer species would grow

• no pioneer species would grow

• trees and large plants would grow

• rich, organic soil would be present

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Which organisms would be at the top or last trophic level?

• plant

• herbivore

• omnivore

• carnivore

Tags

NGSS.MS-LS2-3

The monkey would be a

• decomposer

• producer

• primary consumer

• secondary consumer

Tags

NGSS.MS-LS2-2

Which is an example of where primary succession could occur?

• a glacier melts and exposes new rocks

• natural fire burns a prairie

• a corn field is abandoned and left to overgrow

• flood covers a piece of land

Tags

NGSS.MS-LS2-4

Mice might grow in population and destroy the community by eating all of the berry bushes if

• wolves and snakes were removed from the food web

• another predator migrated in to the community

• the snake population grew

• none of these

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

These organisms are often not shown in a food chain, but are important for recycling nutrients

• producers

• decomposers

• primary consumers

• carnivores

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-5

Which event would not cause secondary succession?

• forest fire

• flooding of a valley

• volcanic lava flow

• tornado