Refer to the given dichotomous key. Identi fy P -T and select the incorrect statement.
I. (a) It is unicellular organism. - Go to II
(b) It is multicellular organism. Go to IV
II. (a) It possesses well organised nucleus. Go to III
(b) It lacks well organised nucleus. -P
III. (a) Nutrition is parasitic. -Q
(b) Nutrition is mixotrophic. -R
IV. (a) It possesses chlorophyll. - S
(b) It lacks chlorophyll. -T

Options

A. P can convert lactose sugar of milk into lactic acid.
B. R could be Euglena which possesses cilia that helps in movement.
C. Q could be Plasmodium which causes malaria or it could be Entamoeba which causes amoebic dysentery in humans.
D. S could be a plant like pondweed whereas T could be a scavenger like vulture or a decomposer like Rhizopus.

Answer

B