Download PTU B.Sc -MLS 1st Semester 2019 May 75258 ESSENTIAL BIOLOGY Question Paper

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B.Sc.(MLS) (2018 Batch) (Sem.-1)
ESSENTIAL BIOLOGY
Subject Code : BMLS-101-18
M.Code : 75258

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INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. 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 briefly :

1. What is exocytosis?
2. What do you understand by the term 'Biology"?
3. Write a short note on protein synthesis.

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4. Name the various cell organelles.
5. What is the importance of cell membrane?
6. What is gene mapping?
7. Write a short note on electrolytes.
8. Name the types of epithelial tissue.

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9. Define carbohydrates.
10. Write a short note on medical technologist.

SECTION-B

Q2 Explain the structure of DNA as a genetic material.

Q3 Differentiate prokaryotic and eukaryotic cells.

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Q4 Describe the structure and functions of nervous tissues.

Q5 Briefly describe the action of actin and myosin in cell division.

Q6 Discuss the essential requirements of a typical laboratory.

SECTION-C

Q7 What are neurons? Classify these on the basis of their functions.

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Q8 Why cell is called a basic unit of life? Briefly explain the cell organelles and their functions

Q9 What is Mendel’s law of inheritance?

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.