3.1-3.2 Notes and Questions

Multiple Choice

What is a specialist species?

• A species that can adapt to a wide range of habitats

• A species that is highly competitive and invasive

• 
  A species that is easily disturbed by invasive species

• 
  A species that has a narrow range of tolerance and specific habitat and food needs

Multiple Choice

What is a disadvantage of specialist species?

• They can easily switch their diet to a new food source

• 
  They are easily disturbed or disrupted

• 
  They are less likely to become extinct

• They have a broad range of tolerance

Multiple Choice

Which species is an example of a generalist species?

• Raccoon

• Red Panda

• Giraffe

• Tahitian Ornate Orchid

Multiple Choice

What advantage do generalist species have in habitats that are constantly changing?

• They can easily switch their diet to a new food source

• They have a broad range of tolerance

• They are less likely to become extinct

• They are highly competitive and invasive

Categorize

Options (20)

narrow niche

more likely to become extinct

easily affected by changing conditions

broad niche

easily adaptable

uses a variety of resources

highly specialized diet

limited geographic range

can thrive in diverse environments

has a wide range of food sources

raccoon

cockroach

pigeon

human

brown rat

polar bear

giant panda

koala

California condor

Hawksbill sea turtle

Identify as characteristics of specialists or generalists

Specialist

Generalist

EXAMPLES of generalists

EXAMPLES of specialists

Dropdown

Organisms that produce many offspring but provide little parental care: ​

Select answer

Dropdown

Organisms like insects, rodents, and some fish are ​

Select answer

Dropdown

Species that invest a lot of time and energy into raising offspring.​ ​ ​

Select answer

Multiple Choice

A mouse with a short life span, produces more offspring than can survive, and gives little or no parental care is a

• 
  R-selected species

• K-selected species

Open Ended

Identify ONE characteristic of an r-selected species that could increase the likelihood of the r-selected species becoming a more successful invasive species than K-selected species