WorksheetsSemester 1 Final Review
Total questions: 35
Worksheet time: 19mins
What is the first step in the scientific method?
Observe
Question
Conclude
Analyze Data
In the scientific method, what step comes AFTER observation?
Conclusion
Analyze Data
Collecting Data
Hypothesis
Which variable is being deliberately changed in an experiment?
the independent variable
the dependent variable
Which variable is being measured in an experiment?
the independent variable
the dependent variable
What is the dependent variable in this experiment?
the total number of animals found
where the animals are located
the number of each type of animal found
the different types of animals
A professor wondered which of his classes had the greatest length of hair in inches. He thought it would be 4th period because it was mostly girls and they typically have long hair. He measured the length of each classes hair and graphed the data. What is his hypothesis?
that 4th period would have the greatest length of hair
that girls have longer hair
which class would have the greatest length of hair
the type of hair being measured
Which axis would you graph the independent variable?
x-axis
y-axis
Which axis would you graph the dependent variable?
x-axis
y-axis
Which of the following is NOT a part of an atom?
proton
neutron
intron
electron
What does the atomic number of an element tell us?
where it goes on the periodic table
the number of atoms in that element
the number of protons in one atom of that element
the type of element it is (metal, non-metal, etc)
What is the pH of water?
7
14
2
5
When electrons are shared between two atoms, this is called a(n)...
ionic bond
covalent bond
hydrogen bond
weak bond
When electrons are transferred from one atom to another, this is called a(n)...
ionic bond
covalent bond
hydrogen bond
weak bond
Which macromolecule stores genetic information?
Carbohydrates
Lipids
Proteins
Nucleic Acids
Which macromolecule is the workhorse in the cell? It does just about everything.
Carbohydrates
Lipids
Proteins
Nucleic Acids
Which macromolecule stores energy for quick release?
Carbohydrates
Lipids
Proteins
Nucleic Acids
Which macromolecule stores long-term energy?
Carbohydrates
Lipids
Proteins
Nucleic Acids
Which organelle performs photosynthesis?
mitochondria
nucleus
lysosome
chloroplast
Which organelle is the site of cellular respiration?
mitochondria
nucleus
lysosome
chloroplast
Which organelle stores a cells DNA and acts as the cell's control center?
mitochondria
nucleus
lysosome
chloroplast
Which organelle does not help build proteins?
ribosome
vacuole
golgi apparatus
endoplasmic reticulum
What type of cell has a CELL WALL?
plant cell
animal cell
Which organelle cleans up the cell? Like the cell janitor.
lysosome
nucleus
ribosome
vesicle
What's the gel-like substance that surrounds all organelles in the cell?
vesicle
lysosome
cytoplasm
nucleus
What is a cell membrane MOSTLY made of?
carbohydrates
nucleic acids
phospholipids
proteins
When water moves across a membrane from high concentration to low, this is an example of...
active transport
osmosis
facilitated diffusion
inactive transport
What is happening in this picture?
exocytosis
endocytosis
the picture is showing a protein pump
facilitated diffusion
Which of the following is a TRUE statement?
in an isotonic solution, a cell will shrink
in a hypertonic solution, a cell will shrink
in a hypotonic solution, a cell will shrink
What is the name of the pigment that causes chloroplasts to reflect the color green?
keratin
chloroform
chlorophyll
seratonin
Which of the following is the correct formula for photosynthesis?
C6H12O6 + CO2 -> H2O + O2+ Light
6H2O + Light -> C6H12O6 + 6O2+ 6CO2
C6H12O6 + CO2 + Light -> H2O + O2
6H2O + 6CO2+ Light -> C6H12O6 + 6O2
What are the two reactions that happen in photosynthesis?
light dependent and Krebs cycle
Krebs cycle and Calvin cycle
Light dependent and Calvin Cycle
Light independent and Krebs Cycle
Which of the following has to eat other living organisms to survive?
heterotroph
Autotroph
What is the main purpose of cellular respiration?
to make glucose
to convert glucose into usable cellular energy
to make oxygen
to make carbon dioxide
What are the three stages of cellular respiration in order?
Krebs, Glycolysis, ETC
Glycolysis, Krebs, ETC
ETC, Krebs, Glycolysis
Glycolysis, ETC, Krebs
What are the reactants of cellular respiration?
Carbon Dioxide and ATP
Oxygen and Glucose
Carbon Dioxide and Oxygen
Oxygen and ATP
