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Total No. of Pages : 02
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Total No. of Questions : 09B.Sc.(MLS) (2013 to 2017) (Sem.-1)
ESSENTIAL BIOLOGY
Subject Code : BMLS-101
M.Code : 48046
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Time : 3 Hrs. Max. Marks : 60INSTRUCTION TO CANDIDATES :
- SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
- SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
- SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.
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SECTION-A
Q1 Answer all of them :
- What is central dogma?
- What is a genotype?
- What is co dominance?
- What is the power house of the cell? Explain.
- What are abiotic and biotic component of ecosystem?
- Name various cytoskeletal proteins.
- What are malphigian tubules?
- What is food web?
- Differentiate purine and pyrimidine.
- What is binomial nomenclature?
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SECTION-B
- Differentiate prokaryotic vs eukaryotic cells.
- What is Miller-Urey experiment? Explain its significance.
- Explain fluid mosaic model of plasma membrane.
- Discuss various layers of atmosphere.
- What is nitrogen fixation? Discuss nitrogen cycle.
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SECTION-C
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- “DNA as a genetic material”. Discuss.
- Discuss various stages of meiosis.
- What are various systems of classification of living organism? Explain their merits and demerits.
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.
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This download link is referred from the post: PTU B-Sc MLS 2019 May Previous Question Papers - (B.Sc. Medical Laboratory Sciences)
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