List of top Biology Questions

Eight nucleate embryo sacs are
The length of one turn of the helix in B-form DNA is approximately
A research scholar once collected certain alga and found that its cells contained chlorophyll-$a$, chlorophyll-$d$ and phycoerythrin. The alga must belong to
Which disease is not caused by viruses ?
Which animal has the longest gestation period?
What is the Greek word for ecology?
What is the dental formula of rabbit?
What is a plasmid?
What do you mean by closed vascular bundle?
What are Singer and Nicolson known for?
Vitamin B is also called
Under unfavourable conditions many zooplankton species in lakes and ponds enter a stage of suspended development called
Trochophore larva is found in
Toxic substances are detoxified in human body in
This is not a nitrogenous waste.
The type of nutrition present in Entamoeba is
The total number of nuclei involved in double fertilisation in angiosperms are
The technical term used for the androecium in a flower of china rose (Hibiscus rosasinensis) is
The taxon which includes related species is
The suicidal bags of the cell are
The Sphincter of Oddi found in man, guards the:
The source of Taq polymeraise used in $PCR$ is a
The size of mitochondria in plant cell is
The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons?
The respiratory pigment present in Cockroach is