List of top Biology Questions asked in UP Board XII

Draw a neat labelled diagram of a dicotyledonous embryo.
Describe the role of animals in pollination.
How do biofertilizers increase the fertility of the soil?
What is incomplete dominance? Explain with examples.
Write the name of any one disease caused by mosquitoes and describe its control measures.
Write the names of four nucleotide units of DNA.
Which enzyme breaks the DNA molecule?
Name any two biodiversity hot spots.
Describe Mendelian disorder in detail.
Write a note on Australopithecines.
Describe in detail how microbes can be used to decrease the use of chemical fertilizers and pesticides.
Explain DNA fingerprinting and its uses.
What do you mean by the Central Dogma of Molecular Biology?
Describe the food chain with a diagram.
The number of chromosomes in male drone of honeybee is:
What is the function of Sertoli cells in human testes?
Congenital metabolic disorder is:
Write the zoological name of the causative agent of Filaria disease.
Genetic substance of virus is:
Choose the correct option and write in your answer-book :
The cells of endosperm are:
Explain the back cross and test cross.
Describe the structure of seminiferous tubule.
Describe infectious diseases with examples.
Describe the importance of seed and fruit development.
Describe the contribution of biotechnology in agriculture.