WorksheetsPOST TEST ON on the Different Ecological Relationships (SIM)
Total questions: 10
Worksheet time: 10mins
1. If the cat eats the rat, the biological relationship is
a. mutualism
b. competition
c. predation
d. parasitism
2. Refers to the biological relationship wherein one organism lives in or on another organism and harms the host while it benefits.
a. mutualism
b. competition
c. predation
d. parasitism
3. In parasitism, one organism will live on/in the body of another organism that is harmed. An example is an ascaris in the intestines of pigs. How will you call the ascaris?
a. Predator
b. Prey
c. Host
d. Parasite
4. Barnacles sometimes live on the outside surface of other larger shelled organisms without causing any harm. What is the ecological relationship?
a. Commensalism
b. Predation
c. Parasitism
d. Mutualism
5. A parasite, such as a flea or a worm in dogs, shows an example of one organism receiving it’s ________________ from another host.
a. Nutrition
b. Competition
c. consumer
d. producer
6. What results when scarcity of resources takes place in an ecosystem?
a. Drought
b. Overabundance
c. Extinction
d. Competition
7. Which of the following in NOT an example of a symbiotic relationship?
a. A mother bear caring for her cub
b. Worm living in a cow's intestine
c. An orchid on the tree trunk
d. A bacterial infection
8. When a symbiotic relationship benefits both organisms, it is an example of:
a. Commensalism
b. Predation
c. Parasitism
d. Mutualism
9. How does a crocodile benefit from a bird eating from its mouth?
a. It gets its teeth cleaned.
b. It gets to eat the bird
c. It gets to help the crocodile sleep
d. It gets a defense against flies.
10. How do people benefit from bacteria in their intestines?
a. The bacteria prevents humans from getting sick.
b. The bacteria allows humans to eat a wider variety of foods.
c. The bacteria allows humans to stay longer without eating.
d. The bacteria allows human to stay longer without drinking
