NGSS.HS-LS4-2

A lion makes more cubs than the Sahara Desert can support (there's not enough prey around), so only a few of the cubs survive to become adults. They live on to reproduce.
Of the four parts of natural selection, which is this an example of?

• overproduction
• genetic variation
• selection
• adaptation

Tags

NGSS.HS-LS4-2

In order for a species to survive, it must be able to?

• reproduce sucessfully

• destroy competing species

• consume a wide variety of food

• maintain a constant body temperature

Tags

NGSS.HS-LS4-2

the struggle between organisms to stay alive

• competition
• predator
• predation 

Tags

NGSS.HS-LS4-2

Which factor promotes competition between organisms in an ecosystem?

• cycling of minerals

• limited resources

• decomposition of organic matter

• presence of saprophytes

Tags

NGSS.HS-LS4-2

Why are advantageous traits more likely to be passed onto offspring?

• Because they are more likely to survive and reproduce.
• Because they come from dominant alleles.
• Because they come from recessive alleles.
• Because the trait is an acquired phenotype.

Tags

NGSS.HS-LS4-2

The dinosaurs and reptiles were dominant in which Era?

• Precambrian

• Mesozoic

• Paleozoic

• Cenozoic

Tags

NGSS.HS-LS4-2

The process by which organisms change over time is:

• Diversity
• Descent
• Evolution
• Unity

Tags

NGSS.HS-LS4-2

What mechanism of evolution is this?

• Natural Selection
• Genetic Flow
• Mutation
• Sexual Selection

Tags

NGSS.HS-LS4-2

Which of the following are reasons invasive species are successful?

• They tend to have many offspring (are prolific).

• They only eat a few specific foods.

• They aren't easily dispersed.

• At least one predator lives in their new environment.

Tags

NGSS.HS-LS4-2

Represents the biotic potential of the species

• A

• B

• C

• D

• E

Tags

NGSS.HS-LS4-2