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- 3
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Biology MCQs
Which statement is incorrect for pasteurization?
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- It can be used to preserve vegetables and meat.
- It is used to preserve yogurt and milk
- It was developed by Louis Pasteur.
- It involves heating the substance at high temperature for just few se
Group of living organisms of the same species living in the same place at the same time is called_____.
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- Community
- Ecosystem
- Biome
- Population
Excessive increase in temperature of medium causes the enzyme molecule to_____.
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- Denatured
- Activate
- Unaffected
- All of these
Mycorrhizae are found in about_____ascular plants?
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- 0.91
- 0.92
- 0.94
- 0.95
Which of the following mechanism explains development of anemia in Renal failure?
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- Failure of bone marrow is accompanied with renal failure
- Failure of proper RBC synthesis, due to lack of chemical stimulation
- Destruction of RBC results from accumulated urea in the blood
- Chronicity of the disease is responsible for anemia
In many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen?
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- Chordata
- Annelida
- Arthropods
- Echinodermata
Those fungi which can grow only on their living host and cannot be grown on available defined growth culture medium e.g. various mildews and most rust species are called_____.
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- Obligate parasitic fungi
- Parasitic fungi
- Facultative parasitic fungi
- None of these
Spores produced by slime molds are_____.
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- Haploid
- Diploid
- Triploid
- All of these
Total number of amino acids in a hemoglobin molecule are_____.
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- 574
- 554
- 564
- 584