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Origin of Life Flashcards | StudBud
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Origin of Life
Origin of Life
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StudBud Administration
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A #science quiz that reviews information about the origin of life for #biology
Flashcards
23 cards
F
Practice quiz
P
Host live
L
Questions
23
Answers
1
Which layer is the OLDEST?
C (3)
A (1)
B (2)
D (4)
2
The first organisms on Earth are thought to have been...
dinosaurs
amino acids
bacteria
humans
3
Which Origin of Life theory did this experiment by Francesco Redi disprove?
Spontaneous Generation
Theory of Biogenesis
Endosymbiont Theory
RNA World Hypothesis
4
All living things must reproduce. Reproduce means to...
obtain energy
develop
make more organisms of the same type
grow
5
Which is an example ABSOLUTE time?
Prom happens after Spring Break.
We eat lunch before dinner.
The last day of school is May 26, 2017.
A senior is older than a freshman.
6
Which cells lack a nucleus?
plants cells
eukaryotic cells
prokaryotic cells
animal cells
7
What is a gene?
a region of DNA
the packaging for DNA
a piece of RNA
something you buy at Banana Republic
8
Endosymbiotic theory explains the presence of which cell organelles?
mitochondria and chloroplasts
nucleus and ribosome
RNA and DNA
cell wall and cell membrane
9
The theory of Spontaneous Generation states that...
flies produce flies
life comes from non-life
RNA came before DNA
only living things can produce other living things
10
True or False: You can age a fossil an exact number of years using Relative Dating.
True
False
11
To adapt means to...
survive a mass extinction
make a new organism of the same type
grow
change to new conditions in the environment
12
The Miller-Urey experiment...
formed amino acids
all of the above
simulated Earth's early atmosphere
supported the Primordial Soup Hypothesis
13
What is a mass extinction event?
a few species die off at the same time
many species die off at the same time
a change in the environment
the Earth is destroyed
14
What is a mutation?
a change in the DNA nucleotide sequence
a way of aging a fossil
a piece of DNA
a nucleotide
15
Life could not begin on early Earth because of...
water was present
an asteroid that caused a mass extinction in the Jurassic
toxic gases in the atmosphere that could not sustain life
too much oxygen
16
What is the molecular clock?
the fossil record
the rate of mutations in a nucleotide sequence
the life span of a molecule
the origin of life
17
This graph depicts which method for dating/aging a fossil?
Relative Dating
Radioactive Dating
Absolute Dating
Both A and C (Radioactive and Absolute)
18
What is an autotroph?
a living thing that lives by itself
a non-living thing
a living thing that finds its food
a living thing that makes its own food
19
What is a fossil?
a bone
the remains of a preserved plant or animal
a replica of an animal
a rock
20
Geologic evidence suggests the Earth is...
4.6 billion years old
3 billion years old
700 million years old
300 years old
21
All living things need to
make their own food
obtain and use energy
breath oxygen
move
22
The RNA World Hypothesis states that....
DNA formed before RNA
RNA formed before DNA
RNA is self-replicating
RNA is a single strand
23
Radioactive Dating means the less of a decaying substance present, the __________ a fossil is.
older
younger
