How many brown snakes are there in the population?
Question 8
8.
How many green snakes are there in the population?
Question 9
9.
Question 10
10.
The blue snakes are most likely to be eaten by birds. What will happen to the blue allele (gene) in the population?
A. the blue allele (gene) will increase in the population
B.the blue allele (gene) will decrease in the population
C.the blue allele (gene) will stay the same
Question 12
12.
Using the concept of natural selection, explain why the blue snakes went extinct (all died). Mention which color snake(s) better blended in with the grass/dirt.
Question 13
13.
Question 14
14.
Question 15
15.
Using the concept of natural selection explain why the population of snakes shifted to mostly brown snakes. Use the words survive and reproduce.
Question 17
17.
Question 18
18.
Question 19
19.
Question 20
20.
Question 21
21.
Question 22
22.
Question 23
23.
False
False
False
False
False
Which color(s) of snakes are best suited for the grass and dirt environment?
Blue
Green
Brown
Which color of snake is more likely to be seen by predators?
Blue
Green
Brown
Due to the drought the environment is mostly brown dirt. Which color snake is "best fit" for the environment?
Brown
Green
Make a prediction. The number of brown snakes will
increase in number
decrease in number
stay the same
Make a prediction. The number of green snakes will
increase in number
decrease in number
stay the same
What happened to the allele frequency of green snakes in the population?
A.the amount of green alleles (genes) increased
B.the amount of green alleles (genes) decreased
C.the amount of green alleles (genes) stayed the same
If there were no birds in the area, would there be a shift in the population to mostly brown snakes?
No
Yes
The Owenoid fish are all different sizes. What causes the differences in the fish size?
A. magic
B. differences in the genes
C. osmosis
D. how much food the fish eats
What size fish is best suited for the environment?
Large fish
Medium fish
Small fish
Why are the large fish not eaten by the sharks?
A. Cannot catch the fish
B. Too fast
C. Blend in with the environment
Predict what will happen to the number of medium sized fish.
A. will decrease in number
B. will increase in number
C.will stay the same
What type of natural selection is seen in the Oweniod fish?
