Niche

Which of the following definitions best describes an ecological niche?

• A comfortable or suitable position for a living organism in its habitat.
• The location in an ecosystem where a population has the least competition
• A position or role taken by a particular kind of organism within its community
• An ecosystem or biome that provides a stable environment for a community to thrive

What is the range of tolerance for the steelhead shown below?

• 9 to 25 degrees Celsius
• 13 to 21 degrees Celsius
• 13 to 25 degrees Celsius
• 9 to 21 degrees Celsius

Which of the following ranges of temperatures make up this plant's fundamental niche:

• 22 degrees to 32 degrees
• 8 degrees to 38 degrees
• 18 degrees to 28 degrees
• 18 degrees to 38 degrees
• 0 degrees to 44 degrees

Tags

NGSS.MS-LS1-5

The realized niche of an organism is:

• The niche of a species within a community without competition
• The niche a species can occupy in the face of interspecific competition
• The habitat that exists in nature as opposed to the ideal

In the image below, which letter is pointing to the realized niche of species 2?

• A
• B

Tags

NGSS.MS-LS2-1

Referring to the graphs below, how does the type of niche impact competition?

• Specialists face more interspecies competition.
• Specialists face less intraspecies competition.
• Generalists face more interspecies competition.
• Generalists face more intraspecies competition.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What benefits are there for the different warbler species to have niches on different parts of the pine tree?

• Less intraspecies competition
• More nesting sites available
• Less interspecies competition
• Harder for predators to catch just one

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Referring to the graph below, which line would best represent the niche of the generalist racoon?

• Red
• Blue

Tags

NGSS.MS-LS2-1

The monarch butterfly will only eat and lay eggs on the milkweed plant. Monarchs are:

• Generalist
• Specialists

Tags

NGSS.MS-LS1-4

After calving in the southern part of Tanzania's Serengeti, wildebeests migrate through the Serengeti up and around in a clockwise direction towards the Masai Mara in Kenya, before returning once again near the end of the year. The annual migration is an example of a:

• Structural adaptation
• Physiological adaptation
• Behavioral adaptation

Tags

NGSS.MS-LS2-2