Food Webs and Trophic Levels

Which of the following organisms is a carnivore.

• greenfly
• titmouse
• mouse
• buzzard

Which of the following organisms is a herbivore.

• butterfly
• snake
• fox
• ladybird

Tags

NGSS.MS-LS2-3

Which of the following illustrates the correct ordering of trophic levels?

• decomposers-carnivores-autotrophs-herbivores
• herbivores-autotrophs-carnivores-decomposers
• autotrophs-herbivores-carnivores-decomposers
• carnivores-producers-omnivores

Tags

NGSS.MS-LS2-3

The efficiency of energy transfer from a lower trophic level to the next highest level is roughly

• 1%
• 10%
• 100%
• 1000%

Tags

NGSS.MS-LS2-3

In aquatic ecosystems, biomass is least at which trophic level?

• autotrophs
• herbivores
• carnivores

Tags

NGSS.MS-LS2-3

Trophic levels are represented by 

• squares
• circles
• pyramids
• lines

Tags

NGSS.MS-LS2-3

A place where an organism lives.

• Terrain
• Habitat
• Community
• Population

Tags

NGSS.MS-LS2-4

What is it called when a group of the same organisms living together in the same place at the same time?

• An organism
• A population
• A community
• A biome

Food chains are interconnecting food webs.

• true
• false

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

Why is a shark a carnivore.

• because it eats seaweed
• because it eats dead animals
• because it eats sand 
• because it eats other animals