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 |
More Diversity Living World QUESTIONS AND ANSWERS available in next pages
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