Combined: (Life Science) Effects of Natural Selection + Adaptation

Question 1

A example of adaption is...

Accepted Answer

A bacteria resisting to a antibiotic

Question 2

What's 1 possible explanation for the proportion of a trait to increase slowly in a population?

Accepted Answer

the trait is advantageous to the population

Question 3

In what process do organisms adapt to their environment in order to survive and reproduce?

Accepted Answer

natural selection

Question 4

When ocean animals began transitioning onto land, what adaptation had to take place?

Accepted Answer

fins into legs

Question 5

What causes variation?

Accepted Answer

Change in the environment.

Question 6

The theory of natural selection is...

Accepted Answer

process in which better adapted animals survive.

Question 7

Why do insects develop resestinces to insesdicides so quickly?

Accepted Answer

They have a very short generation time.

Question 8

If a bird needs a long beak to survive, what will happen to the short-beak trait over time?

Accepted Answer

The short beak trait's proportion will decrease over time.

Question 9

Which of the following is NOT a factor that could limit a population's growth?

Accepted Answer

abundance of resources

Question 10

T/F: The adaptations brought about by natural selection happen in about a 10-year span of time.

Accepted Answer

FALSE

Question 11

In relation to natural selection, evolution is the...

Accepted Answer

outcome

Question 12

If all the tree's bark in the area is black which squirrel is most likely to survive?

Accepted Answer

a black squirrel

Question 13

About how long does natural selection take to create advantageous traits in a population?

Accepted Answer

100's of years (over many generations)

Question 14

If two species have similar DNA, what hypothesis is supported?

Accepted Answer

They have a common ancestor.

Question 15

Why did finches studied by Darwin on different Galapagos Islands develop different beak shapes?

Accepted Answer

each island had a different food source

Question 16

how long was Charles Darwin's voyage across the world?

Accepted Answer

5 years

Question 17

Which adaptive trait would give a plant a higher probability of survival in the desert?

Accepted Answer

shallow root system

Question 18

Homologous is...

Accepted Answer

Having the same relation, relative position, or structure.

Question 19

Which adaptive trait would NOT give the best probability of survival to a mammal in the arctic?

Accepted Answer

brown fur

Question 20

The fossil record suggests that species have become less complex over time.

Accepted Answer

False

Question 21

Species that have evolved from a common ancestor should have certain characteristics in common.

Accepted Answer

True

Question 22

T/F: Acquired traits can be passed on to an organism's offspring through its DNA.

Accepted Answer

FALSE

Question 23

T/F: When environmental shifts are extreme, populations can become extinct.

Accepted Answer

TRUE

Question 24

Overproduction is a part of...

Accepted Answer

Natural Selection

Question 25

A term used by paleontologists to refer to a total number of fossils that have been discovered.

Accepted Answer

The fossil record

Question 26

For how long did Charles Darwin explore the galopogas islands?

Accepted Answer

5 weeks

Question 27

The human forelimb and the bat forelimb are homologous structures.

Accepted Answer

True

Question 28

The inheritance of acquired characteristics was one mechanism of evolution supported by Darwin.

Accepted Answer

False

Question 29

If a population's genetic trait does not support survival and reproduction, what will happen?

Accepted Answer

It will become less common among the species.

Question 30

what did Charles Darwin do to study plants and animals?

Accepted Answer

Sail around the world on a five year voyage.

Question 31

If an area changes to have mostly tall trees, what trait will animals acquire to survive?

Accepted Answer

a trait for longer necks or longer legs

Question 32

which book did Charles Darwin base his theory on ?

Accepted Answer

principles of geology

Question 33

the theory of evolution states that species change over time.

Accepted Answer

True

Question 34

Within populations divergence lead to speciation.

Accepted Answer

True

Question 35

Three of the four parts of natural selection are...

Accepted Answer

over production,inherited variation, struggle to survive.

Question 36

Pollution from industry created what adaptation in the Peppered Moth in 19th C. England?

Accepted Answer

their wings became darker to match their surroundings

Question 37

Before natural selection can occur there must be __________ within a population.

Accepted Answer

genetic variation

Question 38

The formation of a new species as a result of evolution

Accepted Answer

Speciation

Question 39

The similarities between the elephant and the woolly mammoth imply they...

Accepted Answer

Both evolved from a common ancestor.

Question 40

Darwin's finches beaks adapted based on their ...

Accepted Answer

Diet

Combined: (Life Science) Effects of Natural Selection + Adaptation

Questions 40

Combined: (Life Science) Effects of Natural Selection + Adaptation

Questions 40