UP Board Class 12 Biology Question Paper 2025 PDF (Code 348 KK) is available for download here. The Mathematics exam was conducted on March 3, 2025 in the Morning Shift from 8:30 AM to 11:45 AM. The total marks for the theory paper are 100. Students reported the paper to be easy to moderate.
UP Board Class 12 Biology Question Paper 2025 (Code 348 KK) with Solutions
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The endosperm of angiospermic plant is
In Mendel's monohybrid cross, the phenotypic ratio of long and dwarf pea is
The name of pathogen of typhoid is
Which one of the following characters does not belong to xerophytic plant?
Write two causes of biodiversity loss.
Write the number of chromosomes in trisomic and monosomic conditions in humans.
Write the name of the bacteria that converts milk into curd.
Who is the father of Green Revolution in India?
What type of nucleus is found in bacterial cell?
Name two nitrogen-fixing microorganisms.
Name the enzymes ((A) which cut the DNA at specific site and ((B) which join two DNA fragments.
What is a parthenocarpic fruit? Give one example.
What is transcription?
Write the name of any one sexually transmitted disease and describe its condition in brief.
Write short notes on Lichen and Mycorrhiza.
What do you mean by bee-keeping? Explain in brief.
What is a seed? Describe the structure of any one seed.
Describe the principle of immunization in brief. Also add a note on passive immunization.
What is endosperm? Describe the process of development and its function.
Hydrophytes are adapted to their environment. Explain with the help of examples and diagrams.
Comment upon human insulin.
What is restriction endonuclease? Give any two examples.
Describe Mendel's Law of Dominance.
Write short notes on any two of the following:
((A) Central dogma of molecular biology
((B) Parasitism
((C) Apomixis
What are fermented beverages? Describe them with examples.
What are the cloning vectors? Briefly explain the characteristics of cloning vectors.
What do you understand by sex-linked inheritance? Explain it with any one example.
Write an essay on the role of microorganisms in human welfare.
Describe the semi-conservative method of DNA replication with suitable diagrams.
Write an essay on population explosion and its control.
Explain the dihybrid cross with the help of a checkerboard.
What do you mean by adaptation? Describe the various adaptations found in living organisms with suitable examples.
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