Page 144 - General and Inorganic Chemistry for Advanced Secondary Schools Students Book Form Five and Six
P. 144

Biology for Secondary Schools



                                               Glossary


              Amoeba                                  Conjugation
                    aquatic  or parasitic  unicellular       sexual reproduction where genetic
                   organism that uses pseudopodia         material  is exchanged  between
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                   for locomotion and engulfing food      two organisms
              Aflatoxin                               Cell sap

                     poisonous substances produced by      liquid  inside the  large  central
                   fungi, which are mostly found in       vacuole of a plant cell
                   maize and groundnuts               Chlorophyll
              Analogous structure                            green pigment found in the leaves
                   structures with different origins but   of green plants, and stems of some
                   perform the same function              plants

              Analogy                                 Chloroplast
                      similarity of use                   cell organelle  with chlorophyll
              Aquarium                                    where photosynthesis occurs

                     place or container for keeping live   Class
                   marine or freshwater organisms           third taxonomic rank of classification
              Basidia                                 Cones

                   microscopic club-shaped structure        light-sensitive  cells  in  the  retina
                   in  basidiomycetes,    such   as       that are important for colour vision
                   mushrooms  in  which  sexual       Conifers
                   spores are produced                      cone bearing plants whose seeds
              Binomial nomenclature                       are not enclosed in ovaries but are
                  scientific  system  of  naming          arranged spirally in cones
                   organisms whereby every name is    Cotyledon
                   made up of two parts                     seed leaves  found within a  plant
              Botany                                      embryo

                     study of plants                  Dioecious plant
              Capsid                                         Organism with separate sex

                    protein shell that encloses genetic   Division
                   material in a virus                       second   taxonomic   rank   of
              Cell                                        classification in plants
                     basic unit of life



               138                                                     Student’s Book Form  One                   Student’s Book Form One




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