Microorganisms Friends and Foe

Microorganisms Friends and Foe Worksheet-7

1. Which of the following is matched cor­rectly in the table given below?

(a) I only                                         (b) I and II only

(c) I and III only                           (d) II and III only

2. Which useful microorganisms and their activities are correctly matched?

Microorganisms Friends and Foe Worksheet-8

1. Identify the organism that can photosynthesize but lack the cell wall.

(a)                                      (b)

(c)                               (d)

Microorganisms Friends and Foe Worksheet-9

1. Which of the following is an incorrect match?

(a) Alexander Fleming – Penicillin

(b) Louis Pasteur – Fermentation

(c) Edward Jenner – Vaccination

(d) Anton von Leeuwenhoek - Sterilization

2. Most fungi develop a multicellular mass of filaments that spreads through the organic matter they are using as food. This mass is called

(a) Mycelium                                 (b) Hypha

(c) Sporangium                            (d) Fruit body