1.5 Ocean Zones and Algae Unit Practice (2024)

Front

What type of seaweed is Bull Kelp?

Back

Brown Seaweed Examples (Phaeophyta)

Front

What ocean zone is found at depths of 4000-6000m?

Back

Hadelpelagic (not applicable for specific examples)

Front

What ocean zone is found at depths of 1000-4000m?

Back

Bathypelagic

Front

What type of algae is Cladophora moss ball?

Back

Chlorophyta (Green Algae)

Front

What type of algae is commonly known as Red Seaweed?

Back

Rhodophyta

Front

What is the primary characteristic of the Epipelagic zone?

Back

It is the uppermost layer of the ocean, extending from the surface to about 200m, where sunlight penetrates.

Front

What is the significance of the Mesopelagic zone?

Back

It extends from 200m to 1000m and is known for its twilight conditions, where light diminishes.

Front

What are the main types of marine algae?

Back

1. Phaeophyta (Brown Algae) 2. Rhodophyta (Red Algae) 3. Chlorophyta (Green Algae)

Front

What is the role of algae in marine ecosystems?

Back

Algae are primary producers, providing oxygen and serving as the base of the food web.

Front

What adaptations do organisms in the Bathypelagic zone have?

Back

They often have bioluminescence, large eyes, and slow metabolisms to survive in darkness.