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Benchmark 1 Review part 1 Flashcards | StudBud
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Benchmark 1 Review part 1
Benchmark 1 Review part 1
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A biology review quiz for benchmark 1!
Flashcards
31 cards
F
Practice quiz
P
Host live
L
Questions
31
Answers
1
This variable is the one that is changed in an experiment:
independent variable
control
dependent variable
experimental
2
Primary consumers:
are herbivores.
are carnivores.
are plants.
are usually humans.
3
Average
minus
median
mean
mode
4
If the producer has 1,000J of energy, how much energy does the secondary consumer have?
10J
100J
1J
10,000J
5
Homeostasis literally means...
steady or constant state
changing state
same place
static
6
Smallest unit of matter.
molecule
cell
compound
atom
7
This is an example of a biotic factor of an ecosystem.
ant.
air.
soil.
water.
8
How much energy is available from one trophic level to the next?
5%
15%
100%
10%
9
This list is in the correct, consecutive order (levels of org) from smallest to largest:
organ system - organism - organ
molecule - population - ecosystem
cell - organ - atom
organ system - organism - population
10
The one step in the carbon cycle during which carbon dioxide is USED:
respiration
combustion
photosynthesis
carbon sink
11
Energy that is "lost" during the course of a food chain is usually found in the form of:
bonds.
heat.
sugar.
water.
12
The most common elements in most living things are:
H, O, and P
C, H, and O
C, P, and N
O, N, and H
13
This is an example of an abiotic factor of an ecosystem.
stone
snake
stork
squirrel
14
The first law of thermodynamics states that...
All living things need energy.
Energy can be created but not destroyed.
Energy cannot be created but it can be destroyed.
Energy cannot be created nor destroyed.
15
Which is NOT true of a "producer"?
It is usually green.
It is a plant.
It makes its own food.
It is herbivorous.
16
Which of these levels would inherit the least amount of energy from its food?
primary consumer
secondary consumer
tertiary consumer
producer
17
Biology
study of life
study of chemicals
study of organisms and how they interact with environment
study of plants
18
Increasing the burning of fossil fuels will _____ CO
2
in the atmosphere.
no idea
decrease
stay the same
increase
19
This variable is recorded on the y-axis of a graph and is measured during the experiment:
controlled variable
independent variable
experimental variable
dependent variable
20
A cell which contains a nucleus and organelles is classified as a(n):
eukaryote.
prokaryote.
aquatic organism.
polycellulite.
21
Small "organs" found inside a cell.
molecules
organelles
organisms
atoms
22
How many bonds would you expect to see around a carbon atom?
1
3
4
2
23
Cells that lack membrane-bound organelles (such as a nucleus) are called:
animal cells.
prokaryotic.
eukaryotic.
plant cells.
24
plant--> mouse--> snake --> hawk Name the secondary consumer.
snake
mouse
plant
hawk
25
In an ecosystem, mushrooms and other fungi...
are carnivorous.
are scavengers.
are herbivorous.
are decomposers.
26
Jack conducted an experiment that tested how much water was required for plant growth. DV?
type of plant
plant growth
water temperature
how much water
27
Which of the following would NOT be characteristic of living organisms? (2 correct answers)
movement
breathing
growth and development
cellular organization
28
How many bonds does nitrogen form?
2
4
3
1
29
Which would accurately describe the pathway of the carbon cycle?
plant --> decomposer --> atmosphere -->animal --> combustion
atmosphere -->combustion --> animal -->plant --> decomposer
decomposer --> animal --> plant -->combustion--> atmosphere
combustion --> atmosphere --> plant--> animal --> decomposer
30
A picture of interconnected transfers of energy would be called a..
food chain.
trophic level.
food pyramid.
food web.
31
Wasp, grasshopper, tree, lake, bird, bear
community
ecosystem
population
biome
