Chapter 9 Populations and Communities

All of the following could limit the growth of a population except which factor? (a)  

• harsh winter
• increased predator population
• lack of rain
• plentiful food sources

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The organism that is harmed in a parasitism symbiosis.

• Host (Human)
• Parasite (Mosquito)
• Mutualism
• Mutualism (Bee pollinating flowers and getting food in returns)
• No choice is correct

A relationship between two different species. (a)  

• Symbiosis
• Community
• All the living things in an area.
• Population
• No choice is correct

Tags

NGSS.MS-LS2-2

Small changes in one part of an ecosystem can cause changes elsewhere in the ecosystem.

• True

• False

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

All of the following are visual communication examples EXCEPT (a)  

• sage grouse mating dance
• shaking of a rattlesnake tail
• howl of a wolf
• lightning bug glowing

The purpose of visual communication is to (a)  

• ward off predators
• attract a mate
• locate food
• all of the answers above

All of the following are auditory communication examples except (a)  

• the song of a humpback whale
• the bugle of a bull elk
• the change in color of a chameleon
• the bark of a coyote

The purpose of auditory communication is to (a)  

• ward off predators
• attract a mate
• locate food
• all of the answers above

A graph displaying the population of an organism and its predator's population over time looks like which of the following?

• 
• 
• 
• 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which relationship is parasitic?

• flower in the grass

• tick on a dog

• mites on the eyelashes

• remora on a shark