Food web/energy flow

Which organism is likely to be at the beginning of a food chain for a pond?

• Sunfish
• Freshwater shrimp
• Paramecium
• Green Algae

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of these best explains why predators need plants, such as grass, in their ecosystem?

• Plants are a large part of their diets
• Plants provide safety for predators
• Plants break down the organisms that the predators eat
• Plants provide food for their animals that the predators eat

What do the arrows indicate in a food web?

• What eats what
• Where the energy is being transferred
• How the animals are related

Tags

NGSS.MS-LS2-3

Suppose that a llama is hit by a truck and dies. Where will most of the biological matter in the llama go next?

• To top level predatory animals
• To the soil to be used by plants
• To first order consumers that might eat the llama
• To microorganisms that decompose and recycle matter

Tags

NGSS.MS-LS2-3

Carbon from the environment becomes a part of living organisms when sugar molecules are returned and broken down to release energy and oxygen. This process would be described as

• Photosynthesis
• Cellular respiration
• Transpiration
• Decomposition

Tags

NGSS.MS-LS1-7

All energy in an ecosystem comes from the sun. This energy is passed through the ecosystem as organisms eat other organsims.

• Ominvores

• Herbivores

• Detritivores

• Flow of energy

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Animal that gets its energy and nutrition from eating plants.

• Parasite

• Herbivore

• Carnivore

• Ominvore

Tags

NGSS.MS-LS2-3

Animal that gets its energy and nutrition from eating meat.

• Detritivore

• Ominvore

• Carnivore

• Herbivore

Organisms that produce their own food mostly through photosynthesis (producers). Examples are plants and algae.

• Ominvore

• Detritivore

• Heterotroph

• Autotroph

Tags

NGSS.MS-LS1-6

Organisms that get their energy and nutrition from other organisms (consumers).

• Heterotroph

• Autotroph

• Decomposer

• Detritivore

Tags

NGSS.MS-LS2-3