Biology · Chapter 1 of 19

Cell: Structure & Function: BPSC & UPPCS Prelims PYQs

6 previous-year questions on Cell: Structure & Function. Each one opens to its answer and explanation.

1. 1. 71st BPSC Prelims 2025

   The biological membranes are composed of:

   1. ALipids and proteins in varying combinations which are specific to each species, cell type and organelle
   2. BLipids only
   3. CProteins only
   4. DNone of the above
   Answer and explanation →

2. 2. 70th BPSC Prelims 2024

   What is the structural and functional unit of life?

   1. ACell
   2. BOrgan
   3. CTissue
   4. DOrganism
   Answer and explanation →

3. 3. UPPSC Prelims 2024

   Which of the following statements is not true?

   1. ANucleus of a cell does not play a role in cellular reproduction.
   2. BChromosomes contain information for inheritance.
   3. CChromosomes are composed of DNA and Protein.
   4. DFunctional segment of DNA is called genes.
   Answer and explanation →

4. 4. 68th BPSC Prelims 2023

   Which among the following is a character of chloroplast which makes them qualified to self-replication?

   1. APresence of both DNA and RNA
   2. BPresence of DNA only
   3. CAbsence of RNA
   4. DMore than one of the above
   5. ENone of the above
   Answer and explanation →

5. 5. 65th BPSC Prelims 2019

   Solar energy is converted into ATP in

   1. Amitochondria
   2. Bchloroplast
   3. Cribosome
   4. Dperoxisome
   5. ENone of the above/More than one of the above
   Answer and explanation →

6. 6. 65th BPSC Prelims 2019

   Which of the following does not have any enzyme in its cells?

   1. ALichen
   2. BVirus
   3. CBacteria
   4. DAlgae
   5. ENone of the above / More than one of the above
   Answer and explanation →