NGSS.5-LS2-1

What do the arrows show in a food chain picture?

• They always point to the smallest animals.
• They point to the animal that tastes the best.
• They always point to the producers.
• They point in the direction that energy is flowing.

Tags

NGSS.5-LS2-1

Earthworms help break down plant and animal remains and return the nutrients back into the soil. What are earthworms?

• consumers
• decomposers
• producers
• predators

Tags

NGSS.5-LS2-1

How does the carbon in grass become part of a lion?

• The lion eats the grass
• Carbon from grass doesn't end up in a lion. 
• The carbon ends up in the lion's food chain. 
• The lion breathes in carbon given out by the plant

Tags

NGSS.5-LS2-1

A student made a mixture of sand, tiny rocks, small twigs, and some leaves. This student has modeled - 

• how rocks change over time
• the life cycles of plants
• the formation of soil
• how landforms are created

Tags

NGSS.5-LS2-1

Eats plants and animals (example: humans)

• Herbivore
• Carnivore
• Omnivore
• Decomposer

Tags

NGSS.5-LS2-1

What breaks down dead organisms? 

• predators
• decomposers
• consumers
• scavengers

Tags

NGSS.5-LS2-1

Which best describes how decomposers help support life in an ecosystem?

• Decomposers add nutrients to the soil.

• Decomposers provide a habitat in the ecosystem.

• Decomposers add producers to the ecosystem.

• Decomposers provide energy for consumers.

Tags

NGSS.5-LS2-1

Where does the energy start in this food chain?

• Plant
• Sun
• Deer
• Wolf

Tags

NGSS.5-LS2-1

As you work your way up the energy pyramid, what happens to the energy?

• It increases

• It decreases

• It stays the same

• Nothing

Tags

NGSS.5-LS2-1

What kind of organisms break down other organisms to obtain their energy.

• Consumers

• Producers

• Decomposeres

• None of the above

Tags

NGSS.5-LS2-1