fish can drown if you poke it in the eye.
It is possible for a whale to drown. Whales are mammals and do not have gills, they must go to the surface to breath.
plants drown because their roots have mitochrondia (in them which supply the plant with energy to survive) that need air which they take from the air spaces in the soil. If there are no air spaces the plant cannot obtain oxygen and they 'drown'.
No
It depends on the plant if it is heavy it will sink but not drown if it is light it will float
Dolphins breathe air, so if they get trapped underwater they will drown.
yes you could still have water in your lungs and you can drown in your lungs.
They have to run out of energy sometime while swimming! So it is possible to drown.
Get to higher ground or drown.
yes, they need to fill their lungs with air. although aquatic they need land to bask and breed, if they get stuck underwater they will drown if they have no access to air.
Quicksand, mucus, and even air.
Yes, this accident is possible.