Biology Quiz: Plant Cell Parts And Functions

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  • 1/10 Questions

    What is the outermost layer of a plant cell?

    • The cell wall
    • Plasmodesma
    • Cell Membrane
    • Golgi apparatus
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About This Quiz

Learning about plant cells is an essential part of biology. Get a head start and see where you stand with this quiz!

Biology Quiz: Plant Cell Parts And Functions - Quiz

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  • 2. 

    What is the primary function of the cytoskeleton in plant cells?

    • Store water and nutrients

    • Provide structural support and aid in intracellular transport

    • Synthesize proteins

    • Conduct photosynthesis

    Correct Answer
    A. Provide structural support and aid in intracellular transport
    Explanation
    The cytoskeleton is a network of protein fibers, including microtubules, microfilaments, and intermediate filaments, that extends throughout the cytoplasm of plant cells. It provides structural support to the cell, helping to maintain its shape and stabilize its internal organization. Additionally, the cytoskeleton plays a critical role in intracellular transport by facilitating the movement of organelles, vesicles, and other cellular components within the cell. It is also involved in cell division, ensuring that chromosomes are properly segregated into daughter cells during mitosis. The dynamic nature of the cytoskeleton allows plant cells to adapt to changing conditions and efficiently manage their internal processes.

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  • 3. 

    What does the cytoplasm do?

    • Creates protein

    • Jelly-like fluid that fills a cell.

    • Break down long chain fatty acids

    • Conduct beta-oxidation

    Correct Answer
    A. Jelly-like fluid that fills a cell.
    Explanation
    The cytoplasm is a jelly-like fluid that fills a cell. It is responsible for providing support to the cell and holding all the organelles in place. It also acts as a medium for various cellular processes such as metabolism, protein synthesis, and transportation of molecules within the cell. Additionally, the cytoplasm contains enzymes and other molecules necessary for cellular reactions to occur. Therefore, the cytoplasm plays a crucial role in maintaining the overall structure and function of the cell.

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  • 4. 

    Which part of a plant cell is responsible for sorting and processing proteins?

    • Golgi apparatus

    • Cytoplasm

    • Plasmodesma

    • Vesicle

    Correct Answer
    A. Golgi apparatus
    Explanation
    The Golgi apparatus is responsible for sorting and processing proteins in a plant cell. It receives proteins from the endoplasmic reticulum and modifies them by adding sugars and lipids. It then packages the proteins into vesicles and sends them to their correct destinations within the cell or for secretion outside of the cell. The Golgi apparatus plays a crucial role in protein trafficking and ensuring that proteins are correctly sorted and processed for their specific functions within the cell.

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  • 5. 

    Which of the following is NOT a responsibility of the nucleus?

    • Create proteins to synthesize

    • Regulates gene expression

    • Controls the center of the cell

    • To maintain the integrity of the genes

    Correct Answer
    A. Create proteins to synthesize
    Explanation
    The nucleus is responsible for regulating gene expression, controlling the center of the cell, and maintaining the integrity of the genes. However, creating proteins to synthesize is not a responsibility of the nucleus. Protein synthesis occurs in the ribosomes, which are either attached to the endoplasmic reticulum or free-floating in the cytoplasm. The nucleus contains the DNA, which provides the instructions for protein synthesis, but the actual process of creating proteins occurs outside of the nucleus.

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  • 6. 

    Which part of a plant cell produces ATP?

    • Cytoplasm

    • Chloroplasts

    • Mitochondrion

    • Golgi apparatus

    Correct Answer
    A. Mitochondrion
    Explanation
    Mitochondrion is the correct answer because it is the powerhouse of the cell and is responsible for producing ATP through cellular respiration. ATP is the main energy currency in cells, and it is generated in the mitochondria through a series of metabolic reactions. The other options, such as cytoplasm, chloroplasts, and Golgi apparatus, do not have the capability to produce ATP.

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  • 7. 

    What role do plasmodesmata play in plant cells?

    • Transport proteins within the cell

    • Store genetic information

    • Facilitate communication and transport between adjacent plant cells

    • Synthesize proteins

    Correct Answer
    A. Facilitate communication and transport between adjacent plant cells
    Explanation
    Plasmodesmata are microscopic channels that penetrate the cell walls of plant cells, connecting the cytoplasm of adjacent cells. These channels allow for the direct exchange of materials, such as ions, hormones, and small molecules, between neighboring cells. Plasmodesmata play a crucial role in coordinating cellular activities across plant tissues, ensuring that cells can communicate and function together as a unified system. This connectivity is essential for processes such as growth, development, and response to environmental stimuli.

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  • 8. 

    Which plant cell part is responsible for waste removal?

    • Mitochondrion

    • Vacuole

    • Chloroplast

    • Lysosomes

    Correct Answer
    A. Vacuole
    Explanation
    In plant cells, the organelle responsible for waste removal is the vacuole. Vacuoles are membrane-bound sacs found in the cytoplasm of plant cells (as well as in some other types of cells).

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  • 9. 

    Which part of a plant cell folds protein molecules into sacs called cisternae?

    • Golgi apparatus

    • Cytoplasm

    • Endoplasmic Reticulum

    • Peroxisome

    Correct Answer
    A. Endoplasmic Reticulum
    Explanation
    The endoplasmic reticulum is responsible for folding protein molecules into sacs called cisternae. This organelle plays a crucial role in protein synthesis and processing within the cell. It consists of a network of interconnected tubes and sacs, and the cisternae are the flattened sacs where proteins are folded and modified before being transported to their final destination within the cell or outside of it. The Golgi apparatus is involved in further processing and packaging of proteins, while the cytoplasm is the fluid-filled region where various cellular processes occur. The peroxisome is involved in lipid metabolism and detoxification, but not protein folding.

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  • 10. 

    Which part of a plant cell is a type of protoplasm?

    • Nucleoplasm

    • Cytoplasm

    • Lysosome

    • Ribosome

    Correct Answer
    A. Nucleoplasm
    Explanation
    Nucleoplasm is the correct answer because it is a type of protoplasm found within the nucleus of a plant cell. Protoplasm refers to the living contents of a cell, including the cytoplasm and nucleus. Cytoplasm is the gel-like substance that fills the cell outside the nucleus. Lysosomes are membrane-bound organelles involved in cellular waste disposal, and ribosomes are involved in protein synthesis.

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  • Current Version
  • Aug 16, 2024
    Quiz Edited by
    ProProfs Editorial Team
  • Oct 14, 2015
    Quiz Created by
    Plankpopular
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