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WorksheetsCells Practice STAAR Questions
Total questions: 12
Worksheet time: 24mins
The diagram illustrates the activity of vesicles during a cellular process. Which statement best explains the function of the vesicles?
Delivering packaged materials to the Golgi apparatus for protein synthesis
Exchanging genetic information between the Golgi apparatuses of separate cells
Extracting portions of the Golgi apparatus to be regenerated for growth within the cell
Transporting packaged molecules from the Golgi apparatus to be released out of the cell
The activities in the cell cycle occur during specific phases. In which phase of the cell cycle is DNA replicated?
Mitosis
G1
S
G2
An advertisement for a health supplement for dogs claims to build lean muscle and strengthen tendons and ligaments, as well as provide energy. Which two biomolecules must the supplement contain to provide these benefits?
Proteins and carbohydrates
Carbohydrates and lipids
Nucleic acids and carbohydrates
Lipids and nucleic acids
Some components of a cell are listed. Which of the components could be observed using a microscope in a prepared slide of leaf cells but not in a prepared slide of human cheek cells?
Cytoplasm
Nucleus
Chloroplasts
Cell Wall
Cell Membrane
When mammals get an infection their internal body temperate often rises 2 - 3 degrees Celsius. the body gets the energy it needs to react to an infection by -
increasing the rate of cellular division
decreasing the rate of glucose movement in the cell
increasing the rate cellular respiration in mitochondria
decreasing the rate at which carbon dioxide is removed from the cell
A student groups different types of cells as shown. Which table headings should the student use for the two groups?
Animal Cells and Plant Cells
Prokaryotic Cells and Eukaryotic Cells
Mobile Cells and Motile Cells
Fungal Cells and Bacterial Cells
This model of the cell cycle includes two arrows that each represent a process in the cycle. What do the two arrows represent?
Arrow 1 represents prophase and Arrow 2 represents interphase
Arrow 1 represents mitosis and Arrow 2 represents meiosis
Arrow 1 represents interphase and Arrow 2 represents mitosis
Arrow 1 represents meiosis and Arrow 2 represents prophase
A single celled organism can be classified as a prokaryote based on the absence of -
a cell membrane
ribosomes
chromosomes
a nucleus
Which molecule synthesized by plants is a major of energy for cellular processes?
Wax
Glucose
Nucleic acid
Chlorophyll
People who have leukemia, a cancer that affects white blood cells, are often given Cytarabine. This drug inhibits the synthesis of DNA. Which phase of the cell cycle is most affected by Cytarabine?
G1
S
G2
M
The picture shows a contractile vacuole of a unicellular freshwater organism. The contractile vacuole regulates the flow of water into and out of the cell in an aquatic environment. What conditions cause the contractile vacuole to fill with water?
The concentration of the water is greater outside the cell than inside the cell
The temperature of water in the vacuole is higher than the temperature of its environment
The concentration of the water inside the cell s the same as the concentration outside the cell
The temperature of water in the vacuole is lower than the temperature of its environment
The diagram shows molecules that a mitochondrion (single mitochondria) uses and produces during a cellular process. What other molecule is a product of this process?
DNA
RNA
C6H12O6
ATP
