Trophic Cascades Review

Reorder the following trophic levels:

• Primary consumer

• Quaternary consumer

• Tertiary consumer

• Secondary consumer

• Producer

What is the ultimate source of energy for most life on earth?

• Plants

• Sunlight

• Water

• Animals

Tags

NGSS.MS-LS1-6

Only about (a)   % of the energy from each trophic level moves up the food chain.

Answer explanation

10% of the energy is tranferred. The rest of the energy is lost as heat in metabolic processes

Tags

NGSS.MS-LS2-3

Match the following trophic levels:

• Carnivore

• Decomposer

• Plant

• Producer

• Herbivore

• Secondary consumer

• Fungi

• Primary consumer

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

What do you call the organism at the top of a food chain?

• apex predator

• trophic king

• decomposer

• omnivore

Tags

NGSS.MS-LS2-3

Match the following terms to their definition:

• Autotroph

• Organisms that make their own food using sunlight

• Heterotroph

• Animals that eat both plants and other animals

• Omnivore

• Organisms that must consume food from other organisms

• Decomposer

• Recycle dead plant and animal matter

Tags

NGSS.MS-LS2-2

In the temperate forest, there are many ​ (a)   including trees, grass, and shrubs. These are eaten by ​ (b)   such as mice, rabbits and insects. ​ (c)   , such as snakes and foxes eat those. The ​ (d)   are animals like foxes, owls, and coyotes.

• producers
• primary consumers
• Secondary consumers
• apex predators

Tags

NGSS.MS-LS2-2

Select all that apply: Which of the following organisms would be called decomposers?

• fungi

• bacteria

• ferns

• trees

Tags

NGSS.MS-LS2-3

If snakes disappeared from this food web, what would you expect to see happen? (Select all that apply)

• Birds will increase

• Bees will decrease

• Deer will decrease

• Rabbits will increase

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-1

A ​ (a)   is casused by an animal at the top of the food chain and it affects every other organism. When an ​ (b)   is removed from a food chain it upsets the ​ (c)   of the whole ecosystem.

• trophic cascade
• apex predator
• balance

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4