List of top Questions asked in Bihar Board Class XII

What are the factors which affect population growth?
Explain parasitic adaptations.
What is cell mediated immunity?
What is cyclosporin-A and what is its use?
What are the primary and secondary productivities?
What is Dobson unit?
How are DNA fragments separated and isolated?
What is ELISA?
What is MOET?
What is the population growth rate of India as per 2001 census?
Which of the following IUDs is hormone releasing?
What is incomplete dominance?
What would be the blood group of offspring, if the blood group of mother is AB and blood group of father is O?
Draw the symbols used for male, female, mating and consanguineous mating in human pedigree analysis.
What are the goals of Human Genome Project?
What is the relationship between thorns of Bougainvillea and tendrils of Cucurbita?
Name the different species of Plasmodium. Which species is responsible for malignant malaria?
Which fever is confirmed by Widal test?
After how many months of pregnancy, do limbs and digits of embryo develop?
Which of the following secretes large amount of progesterone?
After ovulation the ovum is surrounded by a group of cells called?
Which of the following cells is haploid?
A new contraceptive pill which is non-steroidal is referred as
What was the conclusion of Hershey and Chase experiment?
Which of the following is not a termination codon?