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1st Semester Review
Test Description: 1st semester review
Instructions: Answer all questions to get your test result.
1) Which action would decrease the amount of atmospheric carbon dioxide?
A
creating more farms for livestock
B
driving more gas-powered cars
C
Planting more trees
D
increasing factory emissions
2) How does a plant take in nitrogen?
A
a plant takes in nitrogen as captured directly from the atmosphere
B
a plant takes nitrates from bacteria
C
Takes in nitrates that are received from other plants
D
a plant takes in nitrogen as ammonium
3) The nitrogen cycle follows roughly the same pattern in underwater environments as in terrestrial environments. How would the nitrogen cycle be disrupted if humans dumped extremely high amounts of animal waste into freshwater lakes?
A
the nitrates in the water would decrease, then increase, causing bacteria to dissolve
B
the nitrates in the water would remain constant, causing the nitrogen to increase
C
The nitrates in the water would decrease, causing the fish to die
D
the nitrates in the water would increase, causing algal blooms to form
4) What process reduces the amount of carbon dioxide in the atmosphere?
A
phosphorylation
B
cellular respiration
C
nitrification
D
photosynthesis
5) Which of the following has a monomer of glycogen or monosaccharides?
A
proteins
B
nucleic acids
C
carbohydrates
D
lipids
6) Which type of osmosis causes the cell to burst?
A
hypotonic
B
plasmotonic
C
isotonic
D
hypertonic
7) What is the monomer for Nucleic acids
A
nucleotides
B
amino acids
C
fatty acids
D
monosaccharides
8) What are the polymers for carbohydrates?
A
sugars and starches
B
DNA/RNA
C
fats and oils
D
meats and enzymes
9) What is the distinct difference between prokaryotes and eukaryotes
A
prokaryotes have a nucleus and eukaryotes do not
B
prokaryotes are in plants and eukaryotes are in animals
C
eukaryotes are in plants and prokaryotes are in animals
D
eukaryotes have a nucleus and prokaryotes do not
10) Why are viruses considered nonliving?
A
they don't drink any water
B
They cannot reproduce on their own
C
They make people sick
D
they host other bacteria
11) A plants is also known as a
A
weasel
B
consumer
C
producer
D
quaternary consumer
12) How much energy does a primary consumer get from a producer?
A
10%
B
1%
C
30%
D
20%
13) How much energy does a secondary consumer get from a producer?
A
10%
B
20%
C
40%
D
1%
14) What is the correct order of animals in a food pyramid from product to tertiary consumer?
A
eagle, frog, grass, bug
B
bug, frog, eagle, grass
C
eagle, frog, grass, bug
D
grass, bug, frog, eagle
15) What are the reactants in photosynthesis
A
carbon dioxide, water and sunlight
B
glucose and oxygen
C
glucose and carbon dioxide
D
carbon dioxide and oxygen
16) What plant structure contains chlorophyll
A
mitochondria
B
cell membrane
C
ribosomes
D
chloroplasts
17) During cell ______, we get energy to perform life functions
A
diffusion
B
photosynthesis
C
endocytosis
D
respiration
18) movement of molecules from high concentration to lower concentration
A
endocytosis
B
diffusion
C
active transport
D
exocytosis
19) process where water is allowed to pass through a membrane
A
fermentation
B
osmosis
C
active transport
D
respiration
20) Word meaning that only certain materials are allowed to pass through
A
seldom permeable
B
cellular permeable
C
never permeable
D
semipermeable
*select an answer for all questions
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