Producers and Microbes

What is the essential photosynthetic pigment in almost all photosynthetic organisms?

The main types of seaweed

• green seaweed

• brown seaweed

• red seaweed

• yellow seaweed

The root-like structures of seaweed

• thallus

• blades

• holdfast

• stipes

The body of seaweed

• thallus

• blades

• holdfast

• stipes

The stem-like structures of seaweed

• thallus

• blades

• holdfast

• stipes

brown seaweeds have special structures to increase buoyncy

• starch

• cellulose

• bladder

• calcium carbonate

What organism is considered the most abundant life form in the sea?

• Viruses

• Diatoms

• Plants

• Cyanobacteria

Cyanobacteria produces...

• Oxygen & organic matter

• Detritus

• Sunlight

• Carbon

Bacteria that makes its own food using sunlight

• Chemosynthetic

• Heterotrophic

• Photosynthetic

• Decomposer

Bacteria that makes its own food using sulfur, ammonia, or iron

• Chemosynthetic

• Heterotrophic

• Photosynthetic

• Decomposer