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Question
Who am I?
I am green, but don't have organs.
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Solution
Algae
RELATED QUESTIONS
The most common carrier of communicable diseases is ___________.
Observe the following figure and answer the questions :

- Identify the process shown in the figure.
- Explain the process in short.
Use the Whittaker method to classify bacteria, protozoa, fungi, algae, prokaryotic and eukaryotic microbes.
Write the characteristics of viruses.
Draw a neat and labelled diagram.
Bacteriophage.
Microorganisms are measured in _______.
Disease-causing microorganisms are called pathogens.
Match the names of scientists given in Column A with the discovery made by them given in Column B.
| Column A | Column B |
| (a) Louis Pasteur | (i) Penicillin |
| (b) Robert Koch | (ii) Anthrax bacterium |
| (c) Edward Jenner | (iii) Fermentation |
| (d) Alexander Fleming | (iv) Small pox vaccine |
| (v) Typhoid |
While returning from the school, Boojho ate chaat from a street hawker. When he reached home, he felt ill and complained of stomach ache and fell ill. What could be the reason?
Assertion (A): Boiling milk is a method of preservation.
Reason (R): Probiotic is a method of preserving milk.
