Samacheer Kalvi Class 8 Science Micro Organisms Questions - 1

Question: 1

The plant body of algae is called as _____

(A) Leaf

(B) Root

(C) Stem

(D) Thallus

Question: 2

Based on shape, the bacteria are classified into _____ types.

(A) 1

(B) 2

(C) 3

(D) 4

Question: 3

Micro organisms are measured in _____

(A) mm

(B) cm

(C) meter

(D) micron

Question: 4

_____ is a prokaryotic micro organisms.

(A) Algae

(B) Bacteria

(C) Fungi

(D) Virus

Question: 5

E.coli is an example of _____ bacteria.

(A) Atrichous

(B) Lophotrichous

(C) Monotrichous

(D) Peritrichous

Question: 6

_____ is absent in bacteria.

(A) Cell Wall

(B) Mitochondria

(C) DNA

(D) RNA

Question: 7

Grass of water refers to _____

(A) Algae

(B) Bacteria

(C) Bryophytes

(D) Fungi

Question: 8

______ is a biocontrol agent.

(A) Agaricus

(B) Trichoderma

(C) Rhizobium

(D) Mycorrhizae

Question: 9

_____ is not a fungus.

(A) Albugo

(B) Agaricus

(C) Nostoc

(D) Penicillium

Question: 10

_____ shows both living and non living characteristics.

(A) Bacteria

(B) Fungi

(C) Virus

(D) Protozoa