Marine Bio Midterm Review

Front

What makes water a universal solvent?

Back

Water is a universal solvent because it dissolves most substances.

Front

Which of the following is NOT a horizontal ocean zone? (Intertidal, Pelagic, Neritic, Oceanic)

Back

Pelagic is NOT a horizontal ocean zone.

Front

What happens to marine organisms that make shells with slight increases in seawater acidity?

Back

Slight increases in acidity is unhealthy and stresses marine organisms that make shells.

Front

What is a possible explanation to a problem that has not yet been tested?

Back

Hypothesis.

Front

In which phylum does an anemone belong? (Annelida, Platyhelminthes, Porifera, Cnidaria)

Back

An anemone belongs in the phylum Cnidaria.

Front

Define 'hypothesis' in scientific terms.

Back

A hypothesis is a proposed explanation for a phenomenon that can be tested.

Front

What is the significance of the intertidal zone in marine biology?

Back

The intertidal zone is significant as it is the area where the ocean meets the land, hosting diverse organisms adapted to varying conditions.

Front

Explain the term 'marine ecosystem'.

Back

A marine ecosystem is a complex network of living organisms and their physical environment in the ocean.

Front

What role do phytoplankton play in marine ecosystems?

Back

Phytoplankton are primary producers that convert sunlight into energy, forming the base of the marine food web.

Front

What is ocean acidification?

Back

Ocean acidification refers to the decrease in pH levels of the ocean due to increased carbon dioxide absorption.