Chapter 5: Bacteria, Protists, and Fungi Flashcard

Front

What sets bacteria apart from other organisms?

Back

Bacterial cells lack organelles.

Front

How does malaria affect people worldwide each year?

Back

It affects about half a billion people and kills one to three million.

Front

List two reasons why aquatic algae are important.

Back

They produce oxygen and are food for aquatic animals.

Front

What are animal-like protists called?

Back

Protozoans.

Front

How are bacteria classified by biologists?

Back

By shape.

Front

What is the primary role of bacteria in ecosystems?

Back

Bacteria decompose organic matter and recycle nutrients.

Front

What are the main characteristics of fungi?

Back

Fungi are eukaryotic, heterotrophic organisms that absorb nutrients.

Front

How do protists differ from bacteria?

Back

Protists are eukaryotic and have a nucleus, while bacteria are prokaryotic and lack a nucleus.

Front

What is the significance of photosynthetic algae in aquatic environments?

Back

They produce oxygen and serve as the base of the food web.

Front

What are the two main types of bacteria based on their shape?

Back

Cocci (spherical) and bacilli (rod-shaped).