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All India - 2017 GBMC(Compartment)
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Q8 of 8 Page 1

Name the first antibiotic discovered and by whom.

Antibiotics are substances which inhibit or destroys bacteria. The first antibiotic was Penicillin which was discovered by Scottish biologist Alexander Fleming.


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5

Write the conclusion Griffith arrived at the end of his experiment with Streptococcus pneumonia.

7

Explain the role played by predators in a community.

12

Identify a, b, c, d, e and f in the following table :

18

The Indian Agricultural Research Institute has introduced several cereal and vegetable crops that are nutritionally rich in vitamins and minerals. What is this kind of breeding called? Write the main objectives with which such breeding programme is carried.

Questions · 8
All India - 2017 GBMC(Compartment)
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