Refer to the given list of few aquatic plants.
(i) Water lily (ii) Duckweed
(iii) Hydrilla (iv) Lotus
(v) Pistia (vi) Tape grass
How many among them are completely submerged aquatic plants?
A2
B3
C4
D5
Refer to the given list of few aquatic plants.
(i) Water lily (ii) Duckweed
(iii) Hydrilla (iv) Lotus
(v) Pistia (vi) Tape grass
How many among them are completely submerged aquatic plants?
A2
B3
C4
D5