1) What is cell? a) Structural and fundamental unit b) Used in remotes as batteries c) Cell is not any term in biology d) Don't know 2) Example of a single cell: a) Amoeba b) Bacteria c) Both d) None of these 3) Does a cell performs basic functions? a) Yes b) No c) Maybe d) Can't say 4) What are the number of cells in human body? a) 100 b) 100 million c) 100 billion d) 100 trillion 5) What are cells made up of? a) Nucleus b) Cell memberane c) Protoplasm d) Cell wall 6) Who discovered cell and when? a) Robert Pattinson 1665 b) Robert Frost 1839 c) Robert Hooke 1665 d) Robert Brown 1831 7) Who discovered Nucleus? a) Robert Brown b) Purkinje c) Robert Hooke d) Schwann 8) Who named the term 'protoplasm'? a) Schleiden b) Purkinje c) Robert Hooke d) None 9) Who presented cell theory? a) Schwann, Schleiden b) Virchow, Schwann c) Robert Frost d) None 10) Who expanded the cell theory further? a) Virchow b) Leeuwenhoek c) Robert Brown d) Purkinje 11) When was electron microscope discovered? a) 1947 b) 1940 c) 1945 d) 1949 12) Unicellular organisms: a) Only 2 cells b) Only 1 cell c) Can't say d) None 13) Multicellular organisms: a) More than 2 cells b) Less than 3 cells c) Only 2 cells d) None 14) What is cell made up of? a) Plasma Membrane b) Nucleus c) Cytoplasm d) All of them 15) What does cytoplasm contain? a) All cell organelles b) Chromatic materials c) Nucleolus d) All 16) What components form protoplasm? a) Nucleus, Nucleolus b) Nucleus, Organelles c) Cytoplasm, Nucleus d) Nucleolus, Cytoplasm 17) What is plasma membrane made up of? a) Lipids b) Proteins c) Both of them d) None of these 18) Is plasma membrane present in plants and animals? a) Yes b) No 19) What is diffusion? a) Spontaneous movement of molecules from a reign of high to low concentration b) Spontaneous movement of water through a selectively permeable membrane from a reign of high to low concentration  c) None 20) What is osmosis? a) Spontaneous movement of molecules from a reign of high to low concentration b) Spontaneous movement of water through a selectively permeable membrane from a reign of high to low concentration c) None 21) Is semi-permeable membrane required for diffusion? a) Yes b) No 22) What plays an important role in gaseous exchanges? a) Diffusion b) Osmosis 23) Which liquid obeys law of diffusion? a) Water b) Vinegar c) Coca-Cola d) Milk 24) Which organisms tend to gain water in osmosis? a) Multicellular b) Unicellular 25) What is cell wall composed of? a) Cellulose b) Sugar c) Osmosis d) None

Biology

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