WorksheetsMS-LS1-1: Cells and Organisms
Total questions: 20
Worksheet time: 10mins
What is a Ribosome?
A small particle consisting of RNA and associated proteins, found in large numbers in the cytoplasm of living cells.
A type of cell organelle responsible for energy production.
A structure that stores genetic information in the form of DNA.
A membrane-bound structure that synthesizes lipids.
What does the term Multicellular refer to?
An organism composed of a single cell.
An organism composed of many cells, often with specialized functions, working together to sustain life.
An organism that can live independently without any cells.
An organism that is made up of only plant cells.
Flagella
Long, whip-like appendages that protrude from some cells and are used primarily for movement and locomotion.
Short, hair-like structures that help in cell division.
Rigid structures that provide support and shape to the cell.
Small, round organelles involved in energy production.
What is an organism?
A type of plant that cannot function independently.
An individual living being, such as an animal, plant, or single-celled life form, that can function independently.
A group of cells that cannot survive on their own.
A non-living entity that interacts with living beings.
What is the nucleus?
The large, membrane-bound organelle in eukaryotic cells that contains the cell's genetic material and controls its activities.
A small, non-membrane-bound structure that synthesizes proteins.
The part of the cell responsible for energy production through respiration.
The outer layer of the cell that protects it from the environment.
What is a Eukaryote?
An organism whose cells contain a nucleus and other organelles enclosed within membranes, including all multicellular life.
A single-celled organism without a nucleus.
An organism that can photosynthesize and produce its own food.
A type of bacteria that lacks a cell wall.
An organelle within the cells of plants and certain algae that is the site of photosynthesis.
A type of cell that stores energy in the form of glucose.
A structure that provides support and protection to plant cells.
A pigment responsible for the green color in plants.
What does the term Animalcules refer to?
A type of large mammal
An archaic term for microscopic organisms
A species of bird
A type of plant
What is the Cell Membrane?
A rigid structure that provides support to the cell
The semipermeable barrier surrounding the cytoplasm of a cell, controlling what substances enter and leave the cell.
A part of the cell responsible for energy production
The site of protein synthesis within the cell
A microscopic single-celled organism that lacks a distinct nucleus and other specialized, membrane-bound organelles.
A multicellular organism with a complex structure and a defined nucleus.
A type of virus that infects bacterial cells.
A eukaryotic organism that can be either unicellular or multicellular.
What is DNA (Deoxyribonucleic acid)?
A molecule that carries the genetic instructions for the development, functioning, growth, and reproduction of all organisms.
A type of protein that helps in muscle contraction.
A carbohydrate that provides energy to cells.
A lipid that stores energy in the body.
What does the term Unicellular refer to?
An organism that consists of multiple cells
An organism that consists of only a single cell
An organism that cannot perform essential life functions
An organism that is only found in water
Asexual Reproduction
A type of reproduction involving two parents
A type of reproduction by which offspring arise from a single organism, inheriting the genes of that parent only.
A type of reproduction that occurs only in plants
A type of reproduction that requires external fertilization
What is a lysosome?
An organelle in the cytoplasm of eukaryotic cells containing degradative enzymes enclosed in a membrane for waste disposal.
A type of protein that helps in cell division.
A structure that stores genetic information in cells.
A membrane-bound structure that synthesizes lipids.
What is a Compound Microscope?
An optical instrument with multiple lenses used to magnify objects that are too small to be seen by the naked eye.
A device used to measure the temperature of liquids.
A tool for cutting and dissecting biological specimens.
A type of telescope used for observing distant stars.
Cilia
Short, microscopic, hair-like vibrating structures found on the surface of certain cells, used for movement or sweeping fluids.
Large, rigid structures that provide support to plant cells.
Long, thread-like structures that are involved in cell division.
Small, round structures that store genetic material.
What is a Cell?
The basic structural and functional unit of all known living organisms, which is the smallest unit of life.
A type of tissue that connects different parts of the body.
A group of organs that work together to perform a specific function.
A large structure that contains multiple cells and performs complex functions.
What are Daughter Cells?
The new cells that are produced as a result of cell division from a single parent or 'mother' cell.
Cells that are formed during the process of apoptosis.
Cells that remain in the G0 phase of the cell cycle.
Cells that are produced during fertilization.
What is an organelle?
A specialized structure found inside a eukaryotic cell that performs a specific job or function, like a tiny organ.
A type of prokaryotic cell that lacks a nucleus.
A cellular structure that is responsible for energy production only.
A component of the cell membrane that regulates transport.
What is a Vacuole?
A type of cell that performs photosynthesis
A membrane-bound organelle present in all plant and fungal cells and some protist and animal cells
A structure that provides structural support to plant cells
A type of protein found in animal cells
