stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Natural Selection Flashcards | StudBud
Explore
/
Natural Selection
Natural Selection
15 terms
·
StudBud Administration
·
20 plays
Biology Natural Selection Quiz - The basics
Flashcards
15 cards
F
Practice quiz
P
Host live
L
Questions
15
Answers
1
In natural selection, what determines if an organism will be likely to survive?
the organism's genes
the organism's intelligence
something in the environment
humans
2
What is the source of variation in a population?
parasites
DNA
Mutation
Mitosis
3
Which of these is NOT a part of Darwin's theory of Natural Selection?
variation and adaptation
selective breeding
survival of the fittest
struggle for existence
4
Survival of the fittest means which of the following?
Individuals that are fastest survive
Individuals that are best adapted survive
Individuals that are strongest survive
Individuals that are smartest survive
5
Natural Selection is the _______ evolution.
precursor to
mechanism of
same thing as
opposite of
6
In order for mutations to affect natural selection, what must be true?
passed on to offspring
all of the above
occur in metaphase of mitosis
occur on the mRNA
7
Which two structures are homologous structures?
arm or human, wing of butterfly
wing of bat, wing of butterfly
wing of bat, arm of human
wing of chicken, wing of butterfly
8
Which two structures are analogous structures?
wing of bat, wing of butterfly
arm of human, wing of butterfly
wing of chick, arm of human
wing of bat, arm of human
9
This says: organisms better suited to environment will live longer & produce more offspring
natural selection
Lamarck's Hypothesis
decent with modification
artificial selection
10
Which of the following could select for different members of a beetle population?
other beetle species
the vegetation
the birds
ALL of the above
11
What is a group of living things that can mate together to produce fertile offspring?
population
ecosystem
community
species
12
A trait that makes a living thing able to survive in its surroundings is called a/an
modification
mutation
variation
adaptation
13
Which of the following is a vestigial structure of a human?
spine
intestines
thumbs
appendix
14
What is the changing over time of a species to be more suited to its environment?
evolution
adaptation
variation
competition
15
Which would
most likely
be an adaptation of humans in Alaska before technology?
more fat cells
faster metabolism
thinner hair
smaller brains
