Question:
Fill in the blanks.
1. Microorganisms can be seen with the help of a ___.
2. Blue-green algae fix ___ directly from the air and enhance the fertility of the soil.
3. Alcohol is produced with the help of ___.
4. Cholera is caused by ___.
Fill in the blanks.
1. Microorganisms can be seen with the help of a ___.
2. Blue-green algae fix ___ directly from the air and enhance the fertility of the soil.
3. Alcohol is produced with the help of ___.
4. Cholera is caused by ___.
1. Microorganisms can be seen with the help of a ___.
2. Blue-green algae fix ___ directly from the air and enhance the fertility of the soil.
3. Alcohol is produced with the help of ___.
4. Cholera is caused by ___.
Updated On: Dec 2, 2023
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Solution and Explanation
(a) Microorganisms can be seen with the help of a microscope.
(b) Blue green algae fix nitrogen directly from air to enhance fertility of soil.
(c) Alcohol is produced with the help of microorganisms.
(d) Cholera is caused by bacteria.
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