Download Natural Selection

Name ________________________________________________ Date _______________
Directions for BrainPop – Read the directions and check off each step
as you complete it.
1. Go to www.brainpop.com ______
2. Log in with username: kirbyjh
password: brainpop
3. Watch the videos listed below and answer all questions.
A.
Watch
______
_______
Natural Selection
Questions:
1. What scientist went on an historic journey to the Galapagos Islands in the 1800’s?
___________________________________
2. The finches that Darwin found were similar to each other except for their what?
___________________ (part of their body)
3. When animals have to compete for things like food, water, and space, this is called
environmental ___________________________.
4. Variations called ____________________________ can be passed on to a parent’s
offspring. These can be caused when mistakes happen when DNA copies itself.
5. Take the quiz at the end of the movie and record your answers here.
1. _____
6._____
2. _____
7. _____
3. _____
8. _____
4. _____
9. _____
5. _____
10. _____
B.
Watch
Genetic Mutations
Questions:
1. Cells depend on thousands of ____________________ to work properly.
2. ________________ is cause by deleterious mutations that can cause uncontrolled cell
growth.
3. Beneficial genetic mutations are thought to be one of the driving forces of
___________________.
4. Mutations can sometimes be caused by outside sources such as
_____________________________________, __________________________________,
___________________________________.
Take the quiz at the end of the video and record your answers here.
1. _______
6. _______
2. _______
7. _______
3. _______
8. _______
4. _______
9. _______
5. _______
10. _______
C. Watch
Charles Darwin
Questions:
1. Charles Darwin was a ______________________ naturalist who developed the
modern theory of evolution in the 19th century.
2. He signed on for a job on the ship called the __________________________.
3. The journey lasted _____ years in which he collected hundreds of species of plants
and animals.
4. Darwin’s book was called ______________________________________.
5. Take the quiz and record your answers here:
1. ______
6. ______
2. ______
7. ______
3. ______
8. ______
4. ______
9. ______
5. ______
10. _____
D. Go to Mrs. Seman’s website. Click on special videos. Watch “Natural Selection”.
Fill in the table below while watching the video.
Animal
Beneficial Adaptation
Blue Footed Booby
(bird)
Marine Iguana
Swallowtail Gulls
Finches