Ecology

The largest group of organisms found in a food web would be:

• Primary Consumers
• Producers
• Decomposers
• Tertiary Consumers

Tags

NGSS.MS-LS2-3

Starfish are probably the most important predator in the shallow ecosystem because they eat basically anything that they can come across. Their feeding activities control the whole ecosystem. This is an example of the starfish ___.

• habitat

• biotic factors

• tolerance level

• niche

Barnacles are animals that cannot move. In order to get food, they attach to whales and catch any floating plankton in the water. The whale is neither helped nor harmed in the interaction. What type of symbiosis is this?

• Mutualism

• Commensalism

• Parasitism

• Neutralism

Tags

NGSS.MS-LS2-2

An area where an organism finds food, shelter and water in a specific arrangement

• niche
• biosphere
• biome
• habitat

A living relationship between two species in which one organism is harmed is called...

• mutualism
• commensalism
• parasitism
• niche

What is a producer?

• an organism that gets energy from eating other organisms

• an organism that uses sunlight or chemical energy to make its own food

• an organism that gets energy from eating dead organisms, non-living material or waste

Tags

NGSS.MS-LS2-3

A food pyramid represent the relative amount of energy in trophic levels. Which of the following correctly shows a food pyramid?

• A
• B
• C
• D

Tags

NGSS.MS-LS2-3

Different populations living and interacting with each other in the same area

• Biome
• Ecosystem
• Community
• Niche

Long Island Sound, including the plants and animals living in it, is considered a(n)

• biosphere

• ecosystem

• community

• population

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

If these organisms were arranged in a food pyramid, which organism would have the least amount of total energy available?

• coyote
• insect
• lizard
• shrub

Tags

NGSS.MS-LS2-3