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Life Science Review Flashcards | StudBud
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Life Science Review
Life Science Review
50 terms
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A comprehensive overview of life science concepts.
Flashcards
50 cards
F
Practice quiz
P
Host live
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Questions
50
Answers
1
A unit of heredity which is transferred from a parent to offspring is...
an allele
a gene
a chicken nugget
a nitrogen base
2
Who always forms the base (1st trophic level) of the energy pyramid?
Predators
Producers
Scavengers
Consumers
3
The gradual change in a species over a long period of time is called...
Revolution
Recession
Evolution
Succession
4
A fungus breaking down a dead tree to return nutrients back to the soil is an example of a(n)
Carnivore
Producer
Decomposer
Consumer
5
Gregor Mendel is known as the father of...
Biology
Ecology
Chemistry
Genetics
6
In the food chain, the arrow always points to the...
the one who does the eating
the one who is eaten
7
What occurs during metaphase?
Chromosomes line up in the middle
Chromosomes go to poles
The cell cycle is complete
Chromosomes condense
8
A favorable mutation in an organism's DNA is known as a(n)
Characteristic
Adaptation
Absorption
Change
9
Living things are _____________ factors.
Natural
Abiotic
Synthetic
Biotic
10
What is the dependent variable from this graph and the axis it is on?
Amount of trash, X-axis
Type of trash, Y-axis
Type of trash, X-axis
Amount of trash, Y-axis
11
What is the correct order of the levels or organization?
cell, organ, tissue, organism, organ system
cell, organism, organ, tissue, organ system
cell, tissue, organ, organ system, organism
organism, cell, tissue, organ system, organ
12
If I eat too many Oreos, then I will gain weight is an example of a...
Experiment
Hypothesis
Analysis
Purpose
13
According to the Law of Superposition, which fossil is the oldest?
D
A
B
C
14
What is the DV?
Water depth
Temperature
15
Osmosis is the diffusion of ________ across a membrane.
Salt
Water
Potassium
Sugar
16
What is the function of the cell membrane?
Stores DNA
Holds the cytoplasm/organelles, materials can go in and out
Powerhouse of the cell
Makes the cell rigid
17
What are some characteristics of the temperate deciduous forest?
4 seasons, close to equator, >400 in of rain per year
4 seasons, leaves fall off, rich soil from decomposition
Long winter, short summer, very little rainfall
4 seasons, evergreen trees, permafrost
18
Which of the following statements is true regarding plant and animal cells?
Animal cells have large vacuoles
Plant cells do not have a cell membrane
Animal cells have a rigid cell wall
Plant cells have a large vacuole
19
Evaporation, condensation, and precipitation are all parts of which cycle?
Carbon
Cell division
Water
Nitrogen
20
Grasses and small shrubs growing back where a forest fire took place is an example of...
Primary succession
Secondary succession
Tertiary succession
Deciduous succession
21
The nitrogen bases in DNA are arranged in pairs. They are...
A to T, C to G
The order is not important
A to G, T to C
A to C, T to G
22
What is the DV in this experiment?
Adding blue dye
Rate of evaporation
Amount of heat
Size of the beaker
23
Who is in direct competition for the mouse?
snake and hawk
hawk and rabbit
rabbit and snake
24
Which scientist proposed that animals are made of cells?
Schwann
Virchow
Leeuwenhoek
Schleiden
25
New species moving into an area has harmful effects on the species already living there due to
Commensalism
Mutualism
Competition
Succession
26
Who was credited with taking the first ever x-ray picture of DNA?
Gregor Mendel
Rosalind Franklin
Francis Crick
James Watson
27
Which organelles/structures are found in plant cells, but not animal cells?
chloroplast, mitochondria
chloroplast, cell membrane
mitochondria, cell membrane
chloroplast, cell wall
28
What is a likely consequence of cutting down a rainforest?
Increase in carbon dioxide in air
Increase in the number of Arctic ecosystems
Reduction of air pollution
Increase in number of plants
29
Which is an example of an abiotic factor in an environment?
Trees taking in carbon dioxide for photosynthesis
Fungi decomposing a dead tree
Salt content of the ocean
Grasses on the shoreline
30
Which list of letters shows the order of mitosis?
IMPACT
ICAMPT
IPMATC
MICPAT
31
What comes after metaphase in mitosis?
Telophase
Interphase
Cytokinesis
Anaphase
32
A mammal that lays eggs is called a
Marsupial
Placental
Monotreme
Amphibian
33
An animal with a segmented body, exoskeleton, and compound eyes is most likely a(an)...
Mammal
Amphibian
Reptile
Insect
34
The role an organism plays within the ecosystem is called...
Hierarchy
Career
Niche
Occupation
35
What role do plants (producers) play in the carbon cycle?
Removes oxygen from the atmosphere
Adds carbon dioxide to the atmosphere
They do not play a role
Removes carbon dioxide from the atmosphere
36
Which cell organelle could be described as a plastic bag with tiny holes?
ER
Cell membrane
Mitochondria
Cell wall
37
Fertilizers used to improve lawns may interfere with an ecosystem because they...
can be carried into local water supplies
cause atmospheric pollution
cause mutations in plants
cannot be absorbed by roots
38
What are the products of photosynthesis?
glucose, sunlight
oxygen, glucose
water, glucose
carbon dioxide, water
39
What is earth's atmosphere primarily made of?
Nitrogen
Phosphorus
Carbon
Oxygen
40
What is the function of vacuoles in plants?
Provides energy
Site of photosynthesis
Stores energy for later use
Stores water and nutrients for the plant
41
Which of the following can be inherited?
Athletic ability
Eye color
Bad eating habits
Singing voice
42
What is the IV in this experiment?
Size of the beaker
Adding blue dye
Rate of evaporation
Amount of heat
43
What is the independent variable from this graph and which axis is it on?
Amount of trash, Y-axis
Type of trash, Y-axis
Type of trash, X-axis
Amount of trash, X-axis
44
Which is the correct description of predator/prey relationship?
When prey populations increase, predators decrease
When prey populations increase, predators increase
An increase in prey does not effect predator populations
45
What are some characteristics of the desert?
Extreme temperatures, prone to flooding
Deciduous trees, 4 distinct seasons
Permafrost, plants with shallow roots
Extreme temperatures, more evaporation than precipitation
46
The number of different species in a particular area is called...
Ecology
Bioadversity
Diffusion
Biodiversity
47
How much usable energy is transferred to the next trophic level?
100%
90%
10%
5%
48
What is the IV?
Water depth
Temperature
49
In this experiment, what would be the control?
Amount of water
Water with a different color of dye
Time left in the heat
Water without the dye
50
A human infected with the fungus that causes ringworm is an example of what kind of symbiosis?
Parasitism
Commensalism
Mutualism
