Life Science(Biology)

Q Role of microbes in medicine industry.                                       (Word limit 150) Answer : Antibiotics/ wonder drugs: About 2100 antibiotics have been reported from actinomycetes,  of which 1922 come from Streptomyces e.g., Antibiotic.              Source.         Target 1 Streptomycin.  //  S . griseus. //  Gm+                                                        bacteria                                               Mycobacterium                              ...

Q .Compare the characters of Caesalpiniaceae, Mimosaceae &  Fabaceae.  Mention few pulse-yielding plants.                               8+2=10, 4th Paper, 2012,TU. 2008 Syllabus Answer: 1 Leaves:        Caesalpiniaceae..... Paripinnate        Mimosaceae........... Bipinnate        Fabaceae................ Imparipinnate  2 Infloresences        Caesalpiniaceae.....Raceme or panicle or rarely cymose.         Mimosaceae......... Spike  ( e.g. Dicrostachys ) or head-like globose spike         Fabaceae..............Raceme, panicle (e.g. Dalbergia ),dense axillary head(e.g. Trifolium), solitary ( e.g. Lathyrus ). 3 Flower:     Caesalpiniaceae.... Slightly zygomorphic     Mimosaceae.........  Actinomorphic and regular.     Fabaceae............