Full Revision Quiz tonight at 10PM!
• Plant Kingdom ( NCERT & Prev. Year questions)
• Sexual Reproduction In Organisms and Flowering Plants ( Ncert Based questions )

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*#Some_Important_Questions#*

*⭕CELL⭕*

⭕The word cell came from the latin word.
*⭕Ans: Cellula*

⭕All living organisms are made up of
*⭕Ans: Cell*

⭕Study of cell - *Cytology*

⭕Study of tissue - *Histology*

⭕The physical unit of life
*⭕Ans: Protoplasm*

⭕Who invented the cell?
*⭕Ans: Robert Hook in 1665*

⭕Cell theory was proposed by?
*⭕Ans: M.J. Schleiden and Theodor Schwann (1839)*

⭕Scientist who observed cork cells under a microscope?
*⭕Ans: Robert Hook*

⭕Plant cell was discovered by?
*⭕Ans: Robert Hook*

⭕The term protoplasm was coined by 3.E. Purkinje Scientist who called protoplasm as the physical basis of life T.H. Huxley

Largest cell
*⭕Ans: Ostrich's egg*

⭕Smallest cell?
*⭕Ans: Mycoplasma*

⭕Organisms known as pleuro pneumonia like organism (PPLO)?
*⭕Ans: Mycoplasma*

⭕Smallest cell in the human body?
*⭕Ans: Sperm*

⭕Largest cell in human body?
*⭕Ans: Ovum*

⭕Longest cell in human body?
*⭕Ans: Neuron*

⭕Power house of a cell?
*⭕Ans: Mitochondria*

⭕Brain of the cell?
*⭕Ans: Nucleus*

⭕Kitchen of the cell?
*⭕Ans: Chloroplast*

⭕Energy Currency of the cell?
*⭕Ans: ATP*

⭕Suicidal bag?
*⭕Ans: Lysosomes*

⭕Traffic Police of the cell?
*⭕Ans: Golgibodies*

⭕Skeletal system of the cell?
*⭕Ans: Endoplasmic reticulum*

⭕The cell having most life span in human body?
*⭕Ans: RBC*

⭕Cytoplasm and Nucleus are included in?
*⭕Ans: Protoplasm*

⭕The cell organelle known as protein factory?
*⭕Ans: Ribosome*

⭕The organelle in the site of protein synthesis?
*⭕Ans: Ribosome*

⭕Ribosome has its own?
*⭕Ans: RNA*

⭕Two types of acids present in cell?
*⭕Ans: DNA and RNA*

⭕The basic unit of chromosome?
*⭕Ans: DNA*

⭕The functional unit of DNA?
*⭕Ans: Genes*

⭕Function of DNA?
*⭕Ans: Transmission of hereditary traits*

⭕Function of RNA?
*⭕Ans: Protein synthesis*

⭕Each chromosome has?
*⭕Ans: A pair of DNA*

⭕DNA sugar is called?
*⭕Ans: Deoxyribose*

⭕The nitrogen bases in DNA?
*⭕Ans: Adenine, Guanine, Thymine, Cytosine*

⭕The RNA sugar?
*⭕Ans: Ribose*

⭕The nitrogen bases in RNA?
*⭕Ans : Adenine, Uracil, Cytosine and Guanine*

⭕The double helical model of DNA was discovered by?
*⭕Ans: James Watson and Francis Crick*

⭕The enzyme present in lysosome?
*⭕Ans: Hydrolytic enzyme*

⭕Lysosome was discovered by?
*⭕Ans: Christion de Duve (1955)*

⭕Compounds enter the cell through?
*⭕Ans: Endoplasmic reticulum*

⭕The cell organelle which is the sites of energy transfer in living cell?
*⭕Ans: Mitochondria*

⭕The functions of mitochondria?
*⭕Ans: Cellular respiration, ATP production*

⭕The stage of cellular respiration which does not need oxygen?
*⭕Ans: Glycolysis*

⭕The term Mitochondria was coined by?
*⭕Ans: Carl Benda (1898)*

⭕Name the process in which the main product is energy?
*⭕Ans: Cellular respiration*

⭕In mitochondria the energy is formed in the form of?
*⭕Ans: ATP molecules*

⭕Which molecule is known as the energy currency?
*⭕Ans : ATP molecule*

⭕ATP?
*⭕Ans: Adenosine Triphosphate*

⭕The cell that lacks mitochondria and nucleus?
*⭕Ans: RBC*

⭕Number of ATP molecule that will get from one molecule of glucose?
*⭕Ans: 38ATP*

⭕The elements in the component of ATP?
*⭕Ans: Nitrogen and phosphorus*

⭕Kerb's cycle is related to?
*⭕Ans: Cellular respiration*

⭕Cell respiration was discovered by?
*⭕Ans: Adolf Krebs*

⭕The whole process of a cell is controlled by?
*⭕Ans: Nucleus*

⭕The cell without nucleus?
*⭕Ans: Prokaryotic cell*

⭕The cell with nucleus?
*⭕Ans : Eukaryotic cell*

⭕Nucleus was discovered by?
*⭕Ans : Robert Brown*

⭕Name the process in which lysosome digest its own cell organelles?
*⭕Ans: Autoplagy*

⭕A network like structure inside the nucleus is called?
*⭕Ans: Chromatin Reticulum*

⭕The structure of cell is first explained in the book of?
*⭕Ans: Micrographia*

⭕The living thing which do not obey cell theory?
*⭕Ans: Virus*

⭕The scientist first studied about all structure and cell reaction?
*⭕Ans: Theodor Schwaan*

⭕Schwaan cell are seen in?
*⭕Ans: Nerve cell*




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