UP Board Class 12 Biology Question Paper with Answer Key Code 348 CL is available for download. The exam was conducted by the Uttar Pradesh Madhyamik Shiksha Parishad (UPMSP) on February 27, 2023 in Afternoon Session 2 PM to 5:15 PM . The medium of paper was English and Hindi. In terms of difficulty level, UP Board Class 12 Biology paper was Easy. The question paper comprised a total of 9 questions.
UP Board Class 12 Biology (Code 348 CL) Question Paper with Solutions PDF
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Which of the following is not a characteristic of pollination by wind?
Sickle cell anemia is caused by substitution of Glutamic Acid by which amino acid?
How many peptide bonds does each antibody molecule have?
Which of the following condition is not maintained in a Bioreactor for optimum growth condition?
Oxalis and Commelina produce which two types of flowers? Name them.
Which bacterium did Frederick Griffith use for his research? Also mention the name of the disease caused by that bacterium.
Which part of female reproductive system is responsible for the collection of ovum after ovulation?
Write any two reasons why Mendel’s theory of inheritance remained unrecognised till 1900.
Write the names of any two cyanobacteria responsible for nitrogen fixation.
Which type of cross is used to determine the genotype of tall pea plant? Explain.
Explain Co-extinctions.
Draw only the structure of antibody molecule.
In lac operon, ‘Z’ and ‘Y’ genes code for which enzymes? Also mention their functions.
Comment on Organic Farming.
What is the difference between false fruit and true fruit? Under which category does the apple fall and why?
Why did Mendel select pea plants for his experiments?
Explain Stirred-tank Reactor.
Explain Logistic Growth with equation.
Draw the schematic chart representation of Oogenesis.
Write short notes on Active Immunity and Vaccination.
Mention any three vectorless methods that are used to introduce recombinant DNA into competent host cell.
Explain how distribution of animals and plants is affected by light, with examples.
A colourblind father has a daughter with normal vision and the daughter marries a man with normal vision. What is the probability of her son being a carrier for colourblindness? Explain with pedigree chart.
Mention any three drawbacks of insulin obtained from the pancreas of slaughtered cattle and pigs.
Comment on in-situ and ex-situ conservation.
Explain Competition and Parasitism with examples.
Differentiate between any two of the following:
(i) Hypocotyl and Epicotyl
(ii) Perisperm and Pericarp
(iii) Integument and Testa
Define Parturition. Give an account of different hormones involved during this process.
Describe the disorders from the following chromosomal abnormal arrangements:
(i) Trisomy of Chromosome 21
(ii) XXY
Explain the salient features of Genetic code.
Write short notes on any two of the following:
(i) Adenosine Deaminase Deficiency
(ii) Interspecific Competition with example
(iii) Human Genome Project
What is contact inhibition? Explain how the normal cell transforms into cancerous cell.
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