Agree Disagree
1._______ ________
2._______ ________
3._______ ________
5._______ ________
4._______ ________
Parasites cause harm to the organisms they feed off of.
Some parasites can affect an animal’s brain, even a human’s brain.
All parasites are too small to be seen with the human eye.
Parasites can harm organisms by spreading bacteria.
Parasites are more common than viruses and bacteria.
Chapter 11, section 4Parasites
I. Parasitic RelationshipA. Parasite – living off the host and causing harm
1. either directly harm the host or transmit disease to the host
http://www.youtube.com/watch?v=4j6jikayKZA
C. Host – organism being harmed by the parasite
http://www.youtube.com/watch?v=vMG-LWyNcAs
“super gross” caterpillar host
II. Human ParasitesA. Tick – attached to skin and feeds off blood
1. harms by spreading Lyme Disease
http://www.youtube.com/watch?v=-v3fk7Wzzyk
B. Tapeworm – lives inside the intestine and absorbs energy from your food.
C. Malaria – cause by plasmodium organism, spread by mosquitos
1. lives in and destroys liver and red blood cells.
D. Amoeba – tiny organism found in freshwater, can lodge in a person’s brain through their nose
1. Uses brain tissue as a food source.
http://www.youtube.com/watch?v=GDFDe61wwhA
Deadly Amoeba kills 9 year old boy
http://www.youtube.com/watch?v=jztYHvjPUTw
Deadly Amoeba kills Florida girl
http://www.youtube.com/watch?v=fkiL-v4X8w8
Zombie snails
Agree Disagree
1._______ ________
2._______ ________
3._______ ________
5._______ ________
4._______ ________
Parasites cause harm to the organisms they feed off of.
Some parasites can affect an animal’s brain, even a human’s brain.
All parasites are too small to be seen with the human eye.
Parasites can harm organisms by spreading bacteria.
Parasites are more common than viruses and bacteria.
http://www.youtube.com/watch?v=yRglUAttmzQ
