61.
The horizonatally growing hyphae of Rhizopus are called

62.
Which one of the following scientists first time saw bacteria through a microscope made by himself ?

63.
The unicellular algae used to supply and regulate the oxygen in space programmes is

64.
Amoeba moves in water with the help of locomotory organs called

65.
Bacteria are (were) considered more as plants than animals because of the presence of