Worksheets1st Semester Final Practice Mr. White
Total questions: 50
Worksheet time: 25mins
ATP is produced in which organelle?
Gogli Aparatus
Chloroplast
Vauole
Mitochondria
Identify number 7 in the photosynthesis/cellular respiration model.
Oxygen
Glucose
Water
ATP
Which is the correct chemical equation for cellular respiration?
C6H12O6 + 6O2 → 6CO2 + 6H2O + ATP
C6H12O6 + O2 → CO2 + H2O + ATP
6CO2 + 6H2O → C6H12O6 + 6O2
CO2 + H2O + Light → C6H12O6 + O2
Which organisms perform cellular respiration?
only autotrophs
autotrophs and heterotrophs
only heterotrophs
only producers
Which of the following is NOT needed for photosynthesis?
Carbon Dioxide
Water
Chlorophyll
Oxygen
Which form of energy is absorbed by green plants during photosynthesis?
heat energy
nuclear energy
chemical energy
light energy
Which of the following would probably decrease in the earth’s atmosphere if an asteroid struck the earth, threw dust into the air, and blocked out some of the light from the sun for a period of months?
Oxygen
Carbon Dioxide
Nitrogen
Carbon
The role of chlorophyll in photosynthesis is to
absorb light energy.
pass electrons to carotenoids.
split water molecules.
All of the above
Photosynthesis is performed by which of these organelles?
chloroplast
chlorophyll
cytoplasm
mitochondria
DNA is a single stranded helix.
true
False
The DNA molecule contains thymine as a nitrogenous base.
True
False
The enzyme(s) involved in replication is/are
DNA helicase
RNA polymerase
DNA polymerase
RNA helicase
A nucleotide is made up of _____, _____, and _____. (Check all that apply)
nucleic acid
sugar
phosphate
nitrogenous base
What bases pair up with each other on the DNA molecule?
Adenine-Thymine
Cytosine-Guanine
Adenine-Uracil
Adenine-Cytosine
Select the answer that represents where mitosis occurs on the diagram.
8
6
5
7
Which of the following bases are found on DNA?
Guanine
Uracil
Cytosine
Adenine
What makes up the backbone (the sides of the "ladder") of DNA?
Deoxyribose Sugar
Phosphate
Nitrogenous Base
Ribose Sugar
The function of DNA in organisms is (check all that apply)
to pass genetic information to the next generation.
to store energy.
to fight infection.
code for proteins.
Where is DNA located in a Eukaryotic Cell?
Nucleus
Lysosome
Ribosome
Endoplasmic Reticulum
What are the monomers that make up proteins?
simple sugars
nucleotides
amino acids
fatty acids
How do plants obtain nitrogen?
from decomposers
absorb through the atmosphere
from soil through roots
through water
How is oxygen released into the atmosphere?
when we breathe
via cellular respiration
releases via photosynthesis
via the phosphorus cycle
Which of the following organisms is most likely to be located at the apex of pyramid of biomass?
lion
wolf
bunny
algae
Water rises into the atmosphere in two ways :
evaporation and transpiration
evaporation and condensation
condensation and precipitation
precipitation and transpiration
The grass would be referred as a
producers
primary consumers
tertiary consumer
secondary consumers
The rodent is referred as
producers
tertiary consumers
primary consumers
secondary consumers
The hawk would be referred as
producers
primary consumers
secondary consumers
tertiary consumers
All the organic material in all the organisms will return to the environment by
producers
top carnivores
decomposers
primary consumers
Eratosthenes discovered that the earth was round and not flat. He paid someone to measure the distance from Syene to Alexandria (800 km) and also used the angle of shadow made from a stick at 12 noon on June 21st (the longest day of the year). He used what to prove his idea?
Data
Hypothesis
Theory
Conclusion
How many variables should be tested at the same time during an experiment? Hint: VOTAT
1
2
3
Doesn't matter
An experiment for a new medication that will make students smarter was set up into two groups. Group 1 was given the new drug, while group 2 was given a sugar pill during the test. Group 2 serves as a ____________.
control
data
manipulated variable
dependent variable
The use of your senses to understand the world around you?
Inference
hypothesis
conclusion
observation
When the level of sugar in the blood is too high, excess sugar is stored in the muscle to be used later as needed. Which characteristic of life is described here?
Maintain an internal balance
Respond to environment.
Use of energy
Ability to evolve.
Reduced leaves on cacti (the plural of cactus), allow for them to live in what kind of environment?
ocean
desert
mountains
tropical
Water, H2O, (the stuff some of you ask me, “Can I drink water?” How would I know if you know how to drink water.)? would be categorized as?
alive
biotic
dead(once alive)
abiotic
product of a living thing
What elements are found in Proteins? (Look at your study guide - did you write it down?)
CHO
CHON
CHONP
YOU CHUMP
What term best describes complex molecules composed of 100’s or more monosaccharides bonded together?
MONOSACCHARIDE
DISACCHARIDE
OLIGOSACCHARIDE
POLYSACCHARIDE
Identify the molecule?
SUCROSE
CELLULOSE
GLUCOSE
LACTOSE
LACTASE
This is liquid at room temperature.
protein
saturated fat
unsaturated fat
carbohydrate
What did Watson and Crick discover?
The Structure of DNA
DNA
proteins
lipids
What is the name of the enzyme that breaks hydrogen bonds during DNA replication?
DNA Polymerase
ATP Synthase
Helicase
Lactase
Identify the stage of mitosis this cell in.
prophase
metaphase
anaphase
telophase
cytokinesis
What type of sugar is in this DNA nucleotide (the structure with the ? mark)?
ribose
deoxyribose
sucrose
dextrose
glucose
What colors of the light spectrum does chlorophyll absorb the most?
green
green & yellow
orange
red, blue, violet
What percentage of the earth is covered by water?
25%
75%
99%
60%
Which is an omnivore?
fox
mouse
hawk
squirrel
How many primary consumers are depicted in the picture?
1
2
3
4
5
Enzymes control the rate of chemical reactions (break down molecules) by?
Raising the activation energy level
Keeping the activation energy level the same
lowering the activation energy level
silly rabbit, enzymes don’t break down molecules
Foods such as rice and potatoes contain large polysaccharide sugars called amylose. The enzyme that breaks it down is found in the saliva of your mouth. Isn’t that interesting? What do you think the name of that enzyme is called?
sucrase
lactase
amylase
galactokinase
maltase
What molecule goes on the first blank space with the letter “A” above?
6 H2O
6 O2
O2
sunlight
