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A. WRITE NOTES ON THE FOLLOWING BRIEFLY IN TWO TO THREE SENTENCES EACH. 1. Biopesticides [CHSE - 2022 Ans.(i) These are pesticides obtained from organisms including microbes, plants, incorporated to the protectants. (iii) Biopesticides control pest. 2. Microbes in household products Ans.(i) Lactic acid bacteria (Lactobacillus) 5. convert milk into curd. Ans. ( (ii) Bakers yeast or Saccharomyces cervisiae are used to make food like dosa, idli, bread, etc. (iii) Ascomycetes are used for formation of roquefort cheese. (iv) Swiss cheese is formed from bacteria. 3. Microbes in antibiotic preparation Ans.(i) Alexander Flemming (1918) discovered first antibiotics - penicillin from fungus Penicillium notatum.
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| Question Text | A. WRITE NOTES ON THE FOLLOWING BRIEFLY IN TWO TO THREE SENTENCES EACH.
1. Biopesticides [CHSE - 2022 Ans.(i) These are pesticides obtained from organisms including microbes, plants, incorporated to the protectants.
(iii) Biopesticides control pest.
2. Microbes in household products
Ans.(i) Lactic acid bacteria (Lactobacillus) 5. convert milk into curd.
Ans. (
(ii) Bakers yeast or Saccharomyces cervisiae are used to make food like dosa, idli, bread, etc.
(iii) Ascomycetes are used for formation of roquefort cheese.
(iv) Swiss cheese is formed from bacteria.
3. Microbes in antibiotic preparation
Ans.(i) Alexander Flemming (1918) discovered first antibiotics - penicillin from fungus Penicillium notatum. |
| Updated On | Dec 4, 2022 |
| Topic | Human Physiology |
| Subject | Biology |
| Class | Class 12 |
| Answer Type | Video solution: 1 |
| Upvotes | 67 |
| Avg. Video Duration | 14 min |
