biodiversity and populations

Carrying capacity is the ​ (a)   number of organisms that can survive in an area based on the available ​ (b)   , such as food and water.

• maximum
• resources
• minimum
• predators

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is the carrying capacity of the population?

• around 500

• around 600

• around 450

• around 100

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Any thing that regulates/restricts the size of a population is known as __________.

• a limiting measure
• a limiting factor
• factorization
• materialization of precipitation

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

If the number of births is greater than the number of deaths in a population, what will happen to the growth of the population?

• It will increase.
• It will decrease.
• It will stay the same.

Tags

NGSS.MS-ESS3-4

Which of these would decrease a population size?

• Immigration

• Birth

• Emigration
• lots of food

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

This graph shows ....

• When one population increases, the other decreases.

• When one population decreases, the other increases.

• When one population increases, the other increases instantly.

• When one population increases, it causes the other to increases shortly after.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Kudzu is a plant that has overgrown many parts of the southern United States and native plants have disappeared from the area. This is an example of:

• Parasitism between kudzu and the native plants
• A predator prey relationship between ground plants and kudzu
• Competition occurring between the native and invasive species
• Commesalism occurring between the kudzo and native plants

Tags

NGSS.MS-LS2-4

Biodiversity refers to

• extinct species
• the variety of species on Earth
• nonrenewable resources
• the rate of species decline

Tags

NGSS.MS-LS2-5

Invasive species grow quickly due to the lack of predators, this leads to a decline or extinction of the native population. True or false? 

• false
• true

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Invasive species alter the ecosystem by (a)   in number quickly, this leads to (b)   food for the native species.

​ ​ ​ ​ ​

• decreasing
• more
• increasing
• less

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4