1st - 3rd photos - Apple Snail eggs. A link is provided here:
http://www.applesnail.net/
5th - 6th photos - Scaevola taccada
10th - 13th photos - dragonflies. They look as if they are wearing goggles for their flight.
14th - 15th photos - fishes
16th - 18th photos - Celosia
19th photo - Impatiens balsamina
20th - 22nd photos - a flock of Scaly-Breasted Munias