Question

3] Choose the correct option-
a. Amount of nitrogen in the atmosphere is
      I.      58%       II.    68%
      III.   78%       IV.   88%
b. Mushroom belongs to
      I.      Algae       II.    Virus
      III.   Fungi       IV.   None of these
c. Amoeba belongs to
      I.      Algae       II.    Fungi
      III.   Protozoa       IV.   Virus
d. Rhizobium becteria
      I.      Help in digestion  II.    Help in nitrogen fixation
      III.   Cause diseases  IV.   All of the above
e. Which of the following is the smallest microorganism?
I.  Algae                 II.  Bacterium                 
III. Protozoan             IV. Virus


f. The process of conversion of sugar into alcohol is called
I. Nitrogen fixation II. Moulding
III. Fermentation IV. Infectionchapter name the source of deployment ​

Answer 1

1. 78%
2. Algae
3. Protozoa
4. Help in Digestion
5. Virus
6. Fermentation

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