14.- Natural Selection

Description

https://www.khanacademy.org/science/biology/crash-course-bio-ecology/crash-course-biology-science/v/crash-course-biology-113
PEDRO ALVAREZ JIMENEZ
Quiz by PEDRO ALVAREZ JIMENEZ, updated more than 1 year ago
PEDRO ALVAREZ JIMENEZ
Created by PEDRO ALVAREZ JIMENEZ over 9 years ago
107
2

Resource summary

Question 1

Question
How the Industrial Revolution changed the proportion of colors in peppered moth?
Answer
  • By changing the color of trunks
  • By changing the color of moths
  • Contaminating the environment

Question 2

Question
What is genetic drift?
Answer
  • Guided changes in allele frequency
  • Random changes in allele frequency
  • Random changes in gene proportion

Question 3

Question
Why the Darwin´s study of beak finches shape was so important?
Answer
  • It was the first study of Darwin
  • The study showed how finches had evolved
  • It was an example of how finches had adapted to different environment

Question 4

Question
What are the 4 main ideas of Darwin Natural Selection Theory?
Answer
  • Individual variation ,heritable variations, adapted descendants and competition for resources
  • Individual variation, heritable variations, adapted descendants and reproduction
  • Individual variation, heritable variations, too many descendants and natural selection

Question 5

Question
Can you explain the concept of “the struggle for existence”?
Answer
  • Competition among living things for getting food
  • Competition for resources needed to live
  • Competition for reproduction and ensure the survival of the specie

Question 6

Question
According to what Darwin said, is the following sentence true? “Natural selection favors the strongest ones”
Answer
  • True
  • False

Question 7

Question
Who evolves, individual or population?
Answer
  • Individual
  • Population
  • Both

Question 8

Question
Why Darwin was so worry about his family?
Answer
  • Because he was very far away from them
  • Inbreeding resulted in weaker and sickly descendant
  • Inbreeding resulted in infertility

Question 9

Question
Why giraffe´s neck has been growing throughout the evolution?
Answer
  • Because of natural selection against short necks
  • Because of natural selection for long necks
  • Because of natural selection against long necks

Question 10

Question
Smaller babies have more infectious problem and larger babies have problems at labour naturally. This is an example of:
Answer
  • Natural selection for extreme phenotypes
  • Natural selection against extreme phenotypes
  • Natural selection against medium phenotypes

Question 11

Question
What's disruptive selection?
Answer
  • Selection against common traits
  • Selection for common traits
  • Selection for extreme traits without any change in the environment
Show full summary Hide full summary

Similar

Unit 1 Sociology: Family Types
ArcticCourtney
OCR AS Biology - Enzymes
Chris Osmundse
Electricity
aidanmullins
MODE, MEDIAN, MEAN, AND RANGE
Elliot O'Leary
River Landscapes
Chima Power
Geography AQA Revison topics Migration, Population Change, Youthful Populations and more
dburns8731
Lord of the Flies Quotes
Emma Payne
Variation and evolution Quiz
James Edwards22201
AQA GCSE Physics Unit 3 Mindmap
Gabi Germain
How Sewing Machines Work
faithkateridarli
The Circulatory System
Johnny Hammer