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WorksheetsQuizizz #8 (2021 - 2022) LE
Total questions: 20
Worksheet time: 40mins
A transparent metric ruler is placed on the stage of a microscope and observed under low power. The diameter of the field of vision was found to be 2 millimeters. How many micrometers is the diameter?
10
200
1,000
2,000
A cell with receptors for two different hormones is represented. Which chemical would most likely interfere with the activity of hormone A, but not hormone B?
The diagram represents a portion of a cell membrane. The arrow indicates that the cell membrane is carrying out the process of
respiration
cell recognition
diffusion
active transport
The diagram represents two types of carbohydrate molecules, glucose and sucrose. Which is more likely to be able to cross a cell membrane, and why
Glucose, because it is larger
Glucose, because it is smaller
Sucrose, because it is larger
Sucrose, because it is smaller
Proteins, starch, and DNA are similar in that they are all
organic compounds
parts of genes
made of amino acids
made of simple sugars
What is the name of the bond linking sugar molecules together?
Peptide bond
glycosidic bond
Phosphodiester bond
Ionic bond
More energy can be released from a fat molecule than from a glucose molecule because the fat molecule contains more
genes
mitochondria
chemical bonds
organic compounds
Which technique could be used to make the structures in the cells more visible when using a compound light microscope?
paper chromatography
staining
electrophoresis
gene manipulation
Identify which molecule is diffusing into the cell.
A
B
As you move from low power to high power, the field of view becomes
Darker and larger
Darker and smaller
Brighter and larger
Brighter and small
The process that builds a large starch molecule from simple sugars is known as
dehydration synthesis
digestion
Enzymes and hormones examples of
lipids
carbohydrates
proteins
nucleic acids
The cell membrane, or plasma membrane, is primarily made of
carbohydrates and lipids
proteins and lipids
proteins and nucleic acids
proteins and carbohydrates
What does the shape of a protein depend on?
the order of simple sugar molecules
the unique combinations of lipids and sugar molecules
the order of glycerol and fatty acid molecules
the order of amino acids
Which of the following correctly describes diffusion?
molecules move from high to low concentration and no energy is needed
molecules move from high to low concentration and energy is needed
molecules move from low to high concentration and no energy is needed
molecules move from low to high concentration and energy is needed
Which life function uses oxygen and glucose to make ATP?
Regulation
Synthesis
Nutrition
Respiration
