List of top Questions asked in UP Board XII

Write the important goals of Human Genome Project (HGP).
Describe mutualism with the help of the wasp-fig relationship.
What is biofertilizer? A farmer is advised to add a culture of which bacterium before sowing? How is this bacterium useful to the crop?
Describe the structure of human sperm with a well-labelled diagram.
Write two useful functions of Lactic Acid Bacteria (LA.
Write the difference between DNA and RNA.
Define population and community.
Draw a well-labelled diagram of DNA double helix model.
What do you mean by metastasis?
Explain the causes of Klinefelter's syndrome. Also mention the symptoms of this syndrome.
What does ELISA stand for?
What is double fertilization?
What are the finger-like projections on the edges of the infundibulum called?
Name the flower which shows incomplete dominance.
PCR stands for
The exaggerated response of the immune system to certain antigens present in the environment is called
Write short notes on the following: (i) DNA Palindrome (ii) Carrying capacity
Exine layer of pollen grain is made up of
Which one of the following is not a stop terminator codon?
Give a brief account of different population growth models.
Briefly describe the role of hormones in follicular and luteal phase of menstrual cycle in female primates.
Describe in detail energy flow in an ecosystem.
Briefly describe the mechanism of transcription in prokaryotes.
Differentiate between innate immunity and acquired immunity giving suitable examples.
What are cloning vectors? Write a short note on characteristics of cloning vectors.