List of top Biology Questions

A gymnosperm where fertilization occurs by both siphonogamy and zoidiogamy is
A continuous breeder is:
A collection of all the alleles of all the genes of acrop plant is called.
A child of blood group O cannot have parents of blood groups
Does our blood have proteases and nucleases?
A duplicated chromosome has how many chromatids ?
A cell cycle includes:
A dental disease characterised by mottling of teeth is due to the presence of certain chemical element in drinking water. Which of the following is that element?
A biological species has:
6-furfuryl amino purine, 2 ,4-dichlorophenoxy acetic acid and indole-3 acetic acid are examples respectively for
A cybrid is a hybrid carrying
0ne hormone helps in ripening of fruits while the other stimulates closure of stomata.- These are respectively
$- 1^{\circ} C$ to $13^{\circ} C$ annual variations in the intensity and duration of temperature and $50$ to $250\, cm$. annual variation in precipitation, account for the formation of a major biome as:
If one can induce parthenocarpy through the application of growth substances which fruits would you select to induce parthenocarpy and why?
A taxon with reference to classification of living organisms can be defined as
Find out from internet what is golden rice.
Describe briefly the followings:
  1. Origin of replication
  2. Bioreactors
  3. Downstream processing
Draw the diagram of a sarcomere of skeletal muscle showing different regions.
Discuss with your teacher and find out how to distinguish between
  1. Plasmid DNA and chromosomal DNA
  2. RNA and DNA
  3. Exonuclease and Endonuclease
How useful is the study of the nature of body cavity and coelom in the classification of animals?
Name the three basic tissue systems in the flowering plants. Give the tissue names under each system.
Write a note on economic importance of algae and gymnosperms.
Mention the ploidy of the following: protonemal cell of a moss; primary endosperm nucleus in dicot, leaf cell of a moss; prothallus cell of a ferm; gemma cell in Marchantia; meristem cell of monocot, ovum of a liverwort, and zygote of a fern.
When and where does reduction division take place in the life cycle of a liverwort, a moss, a fern, a gymnosperm and an angiosperm?
What is the basis of classification of algae?