Darwin and Evolution

Question 1

How do genes and evolution relate?

Accepted Answer

Species adapt if their gene pool includes favored traits

Question 2

In science, what is the definition of a "theory?"

Accepted Answer

A proven idea based on evidence

Question 3

Overpopulation, Struggle fr Existence, Variation, Nat. Selection & Differential Reproduction is

Accepted Answer

the order of steps in Darwin's theory

Question 4

The second step in Darwin's theory, when resources are depleted and it's hard to eat, is

Accepted Answer

Struggle for Existence

Question 5

Who is the "father" of evolution?

Accepted Answer

Charles Darwin

Question 6

What is Evolution?

Accepted Answer

Changes in a species' gene pool or forming a new species

Question 7

Do mutations happen deliberately (purposefully) to MAKE a species survive?

Accepted Answer

No, they are random

Question 8

99% of species that have ever lived on earth are now

Accepted Answer

extinct

Question 9

A subgroup within a species that lives in a specific geographical area

Accepted Answer

Population

Question 10

3rd part of Darwin's theory, when some members of a species are better equipped than others, is

Accepted Answer

Variation

Question 11

Is evolution a fact or a theory?

Accepted Answer

Both

Question 12

The first step in Darwin's theory, during which conditions for survival are good, is known as

Accepted Answer

Overpopulation

Question 13

How do new genes get added to a species' gene pool?

Accepted Answer

Mutations

Question 14

An animal that hunts and eats prey animals (higher on the food chain)

Accepted Answer

Predator

Question 15

A structural, behavioral, or chemical change that allows a species to survive its environment

Accepted Answer

Adaptation

Question 16

A group of organisms capable of breeding and producing fertile offspring

Accepted Answer

Species

Question 17

All of the possible genes for a species

Accepted Answer

Gene pool

Question 18

What is biological diversity?

Accepted Answer

The enormous amount of different species on our planet

Question 19

How did Darwin come up with the theory of evolution?

Accepted Answer

Finding direct evidence, making observations and inferences

Question 20

Part 5 of Darwin's theory, where indidivuals w/ most favored traits survive and reproduce, is

Accepted Answer

Differential Reproduction

Question 21

Part 4 of Darwin's theory, where conditions of nature select traits best for survival, is

Accepted Answer

Natural Selection

Question 22

More variation in a species's gene pool helps them survive because...

Accepted Answer

it's more likely for the genepool to contain a favored trait

Question 23

Mimicry, camoflage, playing dead and opposable thumbs are all examples of

Accepted Answer

Adaptations

Question 24

A specific trait or adaptation that is selected for because it is helpful in an environment

Accepted Answer

Fit or favored trait

Question 25

A species that feeds/lives off of another species (such as a tapeworm or a virus)

Accepted Answer

Parasite

Darwin and Evolution

Questions 25

Darwin and Evolution

Questions 25