Kingdom Protista

Question 1

Characteristics of protists

Answer 1

Eukaryotic, mostly unicellular, mostly aerobic, produce asexually and sexually.

Question 2

What are the three types of Protista?

Answer 2

Animal-like, plant-like, and fungus-like.

Question 3

What characteristics do animal-like Protista have?

Answer 3

They move, consume other organisms for food (heterotrophs), some are parasites causing human illness.

Question 4

What characteristics do plant-like Protista have?

Answer 4

They photosynthesize

Question 5

What characteristics do fungus-like Protista have?

Answer 5

Absorb nutrients from other organisms.

Question 6

How are organisms in this kingdom helpful and harmful to humans?

Answer 6

Animal Helpful- can help organisms digest food/cellulose (flagellata)
Animal Harmful- can cause serious symptoms to humans like nausea, fever and headaches (malaria)
Plant helpful- produce oxygen during photosynthesis, can be made into food, can be great fertilizer, used in wastewater treatment, can be used as natural pigment.
Plant harmful- can produce potent neurotoxins that affect organisms that ingest it including organisms up the food chain (red tide)

Question 7

How are organisms in this kingdom helpful and harmful to humans? Pt2

Answer 7

Fungus helpful- produce oxygen for aerobic organisms and they play an important role in nutrient recycling.
Fungus harmful- cause severe diseases to humans and protozoans and cause harmful diseases to crops that organisms including humans need to survive.