Basic Science : Diversity Living World QUESTIONS AND ANSWERS :: part5 : 26 to 30
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
26.Strength of a cellulose microfibril is due to |
| Strong numerous covalent bonds amongst different molecules |
| Numerous weak hydrogen bonds amongst adjacent cellulose molecules |
| Numerous strong ionic bonds amongst cellulose molecules |
| All the above |
27.A biological weapon is |
| Brazzein |
| Syphilis |
| AIDS virus |
| Anthrax bacterium |
28.As compared to covalent bond, the strength of hydrogen bond is |
| 1% |
| 10% |
| 20% |
| 50% |
29.Living and nonliving objects of nature |
| Have similar materials |
| Obey same physic-chemical laws |
| Both A and B |
| Have same materials but obey different physic-chemical and biochemical laws |
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