Bio 3

Question 1

defined what is a hypothesis

Answer 1

tentative answer to a well framed question and it can ONLY be proven false

Question 2

What was the hypothesis of Louis Pasteur?

Answer 2

germ hypothesis (common one was: spontaneous generation of life)

Question 3

Explain Darwin’s Theory

Answer 3

Evolution occurs due to the mechanism of Natural Selection

Question 4

Define Common ancestor and give an example

Answer 4

Variation in related species living in different locations (ex: finches)

Question 5

Define artificial selection

Answer 5

Breeding organisms with specific characteristics to produce offsprings with desirable traits (ex: dogs)

Question 6

Define geology example

Answer 6

the earth is very old, evolution process would take a big amount of time

Question 7

Define fossils example

Answer 7

similar but different from living organisms (changes occured)

Question 8

pop. growth vs. resource availability

Answer 8

limited number of offspring survives

Question 9

Name 5 other modern evidence that proves the theory of Darwin

Answer 9

1. fossil record (new fossils are discovered all the time)
2. the age of earth (4.5 billion)
3. mechanisms of heredity (concept of genes)
4. comparative anatomy (homologous and analogous structures)
5. molecular evidence

Question 10

Define Deductive Reasoning

Answer 10

it involves logic that flows in the opposite direction, from the general to the specific. The ‘‘If…then’’ logic