| 1. A person is injured and got swelling. The swelling, due to the infection of tissue is an example of : | (c) Inflammation |
| 2. The first codon to be deciphered was----which codes for--- | (a) UUU, Phenylalanine |
| 3. Find out the wrongly matched pair. | (d) Patau's Syndrome - Trisomy 13 |
| 4. The Neanderthal man had the brain capacity of : | (c) 1400 CC |
| 5. Which one of the following groups includes sexually transmitted diseases caused by bacteria only? | (d) Syphilis, chlamydiasis and gonorrhoea |
| 6. ELISA is mainly used for | (d) Detection of pathogens |
| 7. The most important hormone in initiating and maintaining lactation after birth is: | (a) Prolactin |
| 8. Assertion: The envirometal conditions of the tropics are favourable for speciation and diversity of organisms Reasons: The climate, season, temperature, humidity, and photo period are more or less stable and congenial | (b) Reason correctly explains the assertion |
| 9. The figure given below is a diagrammatic representation of response of organisms to abiotic factors. What do A, B and C represent respectively | (c) conformer, regulator, and partial regulator |
| 10. The mode of sexual reproduction in bacteria is by | (a) conjugation |
| 11. The headquarters of the National Biodiversity Authority is situated in | (d) chennai |
| 12. The clusters of gene with related functions are called as | (c) operons |
| 13. Which of the following microorganism is used for production of citric acid in inductries? | (a) Aspergillus Niger |
| 14. The 'thickness' of Stratospheric Ozone layer is measured in | (d) Dobson units |
| 15. Haemozoin is | (b) a precursor of haemoglobin |
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