A plant growth promoter got from fungi is ___________

(a)

Rennet

(b)

Gibberellin

(c)

Ergot

(d)

Griseofulvin

___________ are considered as pollution indicators.

(a)

Mycorrhiza

(b)

Actinomycete

(c)

Lichens

(d)

Cyanobacteria

A multicellular organism grows by ____________

(a)

budding

(b)

cell division

(c)

fission

(d)

spore formation

Organisms grow by __________

(a)

cell division

(b)

spore formation

(c)

fragmentation

(d)

vegetative propagation

____________ is the building block of all living things.

(a)

Cells

(b)

Organs

(c)

Atoms

(d)

Compounds