Fill in the blanks: (a) Molecular formula of Plaster of Paris ________. (b) Beryllium shows diagonal relationship with ________. (c) The metal present in chlorophyll is _____.(d) Solvay process is associated with the preparation of ________.

Fill in the blanks: 1. The ....a.... reproduction is the common mode of reproduction in organisms that have a relatively simple organisation like algae and fungi and they shift to ...b... method of reproduction just before the onset of adverse conditions. 2. Asexual (vegetative) as well as sexual modes of reproduction are exhibited by the ...c... 3. Only sexual mode of reproduction is present in most of the ...d...

Fill in the blanks. a) If heat is released, 'q' is ………… b) For exothermic process 'DeltaH' is ………… c) If work is done on the system, 'w' is ………… d) For endothermic process 'DeltaH' is ………… e) If work is done by the system, 'w' is ............