Ecological Dynamics

The transferring of energy in the form of food is called ________.

• trophic level

• prey

• food chain

• predator

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

It is the interconnection of food chains and represents of what eats what in an ecological community.

• food pyramid

• food chain

• food transfer

• food web

Tags

NGSS.MS-LS2-3

How many food chains are there in this food web?

• 6

• 7

• 8

• 9

Tags

NGSS.MS-LS2-3

When both organism benefited from one another it is called _____.

When one organism benefits and the other is harmed, it is known as: ______

In one of the interactions between biotic components, an organism that eats another organism is called _______.

The total number of organism at each trophic level in the food chain is known as _____.

• efficiency

• pyramid of numbers

• food web

• biomass

Calculate the efficiency between owl (ex. 22 kg) and Lion (ex. 2.3 kg)

Tags

NGSS.MS-LS2-3

The first species to populate an area after a disturbance is called:

• A pioneer species

• A pilgrim species

• A founder species

• A primary species

This photo is showing the same ecosystem in 2 scenarios: one with the sea otter and one without the sea otter. In the ecosystem without the sea otter, the ecosystem dynamics are completely changed. What term best describes the sea otter?

• Niche

• Climax community

• Pioneer species

• Keystone species

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4