List of top Biology Questions asked in UP Board XII

Define opioid drugs with an example.

Draw different trophic levels in an ecosystem with a line diagram.

Write an essay on the importance of Biotechnology in Agriculture.
What is cancer? Describe the causes and treatment of cancer in detail.
Describe Biogas plant with diagram.
Describe the polymerase chain reaction with line diagram.
Write an essay on human evolution.
Explain linkage and recombination with example.
Describe the different components of an ecosystem.
Describe the Hardy-Weinberg principle.
What are parthenocarpic fruits? Give one example.
Describe any two functions of a promoter.
Write an essay on Biosphere Reserves and National Parks.
Convergent evolution
Describe the processes of triple fusion in angiospermic plants.
Write short notes on the following: Lymphocytes in human blood
Explain the features required to facilitate cloning into a vector.
Write a short note on any three chromosomal aberrations (syndromes) found in humans.
Write a note on Nucleotide.
Describe the medicinal use of microorganisms.
Write a note on Natural Selection.
What is Gel Electrophoresis?
What do you mean by Medical Termination of Pregnancy (MTP)?
What is opium? Which plant is it obtained from?
How many chromosomes are found in Klinefelter and Turner Syndromes?