1. What is used as a moderator in a nuclear reactor? Ans: Graphite 2. Atoms are conpocom of which elements? Ans: Electrons and nuclei 3. What is the wavelength of visible spectrum? Ans: 3900-7600...
1.What is co-odinatioco? Ans:Systematic working of various organs of an organism (plant and animals) producing a proper response to the stimulus is called co-odinatioco. 2.What is phytohormone? Ans:They...