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Smallest Unit of Life

Quiz by Eric Barrett

High School
Biology (2017)
Texas Essential Knowledge and Skills (TEKS)

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Measures 3 skills from
High School
Biology (2017)
Texas Essential Knowledge and Skills (TEKS)

BIOL.4c
BIOL.4a
BIOL.4

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16 questions
Show answers
  • Q1

    Which of the following diagrams represents a virus?

    #8b56085d-635c-40e5-9dbf-7bb35cf9e705/question/4925893b9a7233399bc170d16ca8262286959b2f.webp
    Answer Image
    Answer Image
    #8b56085d-635c-40e5-9dbf-7bb35cf9e705/question/d47cbc973ab6bba9d26c7d18bc2b110a7f4d5d39.webp
    30s
    BIOL.4c
  • Q2

    The smallest unit of life is a 

    cell

    atom

    element

    molecule

    30s
    BIOL.4a
  • Q3

    A student views cells from several different prokaryotic and eukaryotic organisms under a high-powered microscope. Which of the following statements describes how the prokaryotic cells appear different from the eukaryotic cells?

    The prokaryotic cells have mitochondria

    The prokaryotic cells have a less distinct shape

    The prokaryotic cells are much larger

    The prokaryotic cells do not have nuclei

    30s
    BIOL.4a
  • Q4

    Which of the following cell characteristics provides evidence that this cell comes from a plant and not from an animal?

    Question Image

    large vacuole

    cell membrane

    cytoplasm

    nucleus

    30s
    BIOL.4a
  • Q5

    What is the function of the cell membrane?

    Question Image

    to provide the jelly-like fluid to allow normal cell activities

    to sort, package, and deliver proteins throughout the cell

    to control what goes in and out of a cell

    to provide digestive enzymes to clean to cell

    30s
    BIOL.4a
  • Q6

    What does semi-permeable mean?

    to not  allow substances or molecules in and out of the cell

    to allow all substances or molecules in and out of the cell freely

    to allow certain substances or molecules in and out of the cell

    to allow toxic substances or molecules in and out of the cell simultaneously 

    30s
    BIOL.4a
  • Q7

    Which statement is NOT a part of the cell theory?

    Question Image

    Cells come from preexisting cells.

    All living things are made of cells.

    Cells are the basic unit of structure of living things.

    Cell parts such as chloroplasts are self-replicating.

    30s
    BIOL.4
  • Q8

    Which cell organelle is most directly involved in the bonding of amino acids?

    Question Image

    endoplasmic reticulum

    ribosome

    mitochondrion

    cell wall

    30s
    BIOL.4
  • Q9

    Living things contain units of structure and function that arise from preexisting units. This statement best describes the  

    Question Image

    concept of natural selection

    heterozygous hypothesis

    lock-and-key model of enzyme activity 

    cell theory

    30s
    BIOL.4
  • Q10

    Which group of organelles is directly responsible for the production of new molecules within the cell?

    endoplasmic reticulum, plastids, vacuoles

    ribosomes, endoplasmic reticulum, Golgi bodies

    Golgi complex, the lysosome, plasma (cell) membrane 

    nucleolus, vacuoles, ribosome

    30s
    BIOL.4
  • Q11

    The diagram shown represents a cell. Match each letter with its correct organelle

    Question Image

    1- mitochondria   2- cell membrane  3- lysosome  4- nucleus

    1- ribosome   2- chromosomes 3- nucleolus 

    1- golgi bodies   2- cell wall    3- lysosome  4- endoplasmic reticulum

    1- cytoplasm   2- nucleus   3- cell membrane   4- ribosome 

    30s
    BIOL.4
  • Q12

    Which of the following is found in plant cells, but not in animal cells?

     

    Question Image

    endoplasmic reticulum

    mitochondria

    ribosome

    cell wall

    30s
    BIOL.4
  • Q13

    The dots or spots on the endoplasmic reticulum represent 

    Question Image

    cytoplasm

    ribosomes

    mitochondria

    lysosomes

    30s
    BIOL.4a
  • Q14

    What is the jelly-like fluid that flows throughout a cell?

    Question Image

    cytoplasm

    plasma membrane

    ribosome

    mitochondria 

    30s
    BIOL.4a
  • Q15

    What substance do Golgi bodies package and deliver around the cell?

    protein

    sugars

    starches

    lipids

    30s
    BIOL.4a

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