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IIT JAM BT
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Biology
List of top Biology Questions asked in IIT JAM BT
Which of the following are producers in an ecological system?
IIT JAM BT - 2022
IIT JAM BT
Biology
Ecosystems
A single copy of an allele in sickle-cell heterozygous individuals reduces the frequency and severity of malaria. The reason for this is
IIT JAM BT - 2022
IIT JAM BT
Biology
Parasites
Which of the following bacterial component contains "dipicolinic acid"?
IIT JAM BT - 2022
IIT JAM BT
Biology
Bacteria, Archea, Virus, and their broad classification
Bacteria containing a tuft of flagella that comes out from one pole is called___.
IIT JAM BT - 2022
IIT JAM BT
Biology
Bacteria, Archea, Virus, and their broad classification
The bacterium that can tolerate high concentrations of salt and also ferment mannitol is
IIT JAM BT - 2022
IIT JAM BT
Biology
Bacteria, Archea, Virus, and their broad classification
In bacteria, the a fuctor that plays a major role in transcription during the stationary phase is
IIT JAM BT - 2022
IIT JAM BT
Biology
Bacteria, Archea, Virus, and their broad classification
Match the bacterial structure to function
(i)
Cell wall
(a)
Virulence factor
(ii)
Glycocalyx
(b)
Selective permeability
(c)
Attachment to surfaces
(d)
Protection from osmotic lysis
IIT JAM BT - 2022
IIT JAM BT
Biology
Bacteria, Archea, Virus, and their broad classification
Match the following
Group I
Group II
Streptomycin
Inhibits beta-subunit of RNA polymerase
Cycloheximide
Inhibits peptidyl transferase activity of 505 subunit
Rifamycin
Inhibits peptidyl transferase activity of 605 subunit
Chloramphenicol
Inhibits binding of formyl methionine tRNA to ribosome
IIT JAM BT - 2022
IIT JAM BT
Biology
Rna World
In a honey bee population, the workers are infertile but protect the queen from intruders and help in reproduction. This is an example of
IIT JAM BT - 2022
IIT JAM BT
Biology
Natural selection
The number of "Barr Bodies" present in a somatic cell of a woman suffering from Turner syndrome is___.
IIT JAM BT - 2022
IIT JAM BT
Biology
Genetic Disorders
A man having a dominant genetic trait (TT genotype) can laste phenylthiocarbamide (PTC), marries a woman who cannot taste PTC. The PTC tasting ability of their biological son and daughter is
IIT JAM BT - 2022
IIT JAM BT
Biology
Genetic Disorders
A rise in cytosolic calcium ion concentration just after fertilization in a sea urchin egg leads to
IIT JAM BT - 2022
IIT JAM BT
Biology
Species diversity
Which among the following belongs to the family "Retroviridac"?
IIT JAM BT - 2022
IIT JAM BT
Biology
Viruses, Viroids, Prions And Lichens
An organism that causes obstruction of lymphatic system in humans is___
IIT JAM BT - 2022
IIT JAM BT
Biology
Viruses, Viroids, Prions And Lichens
A frameshift mutation is caused by___
IIT JAM BT - 2022
IIT JAM BT
Biology
Mutation
Indeterminate growth in plants is due to the presence of perpetually undifferentiated tissues, called as____
IIT JAM BT - 2022
IIT JAM BT
Biology
Plant Tissues
The fossilization process in which mineral rich water penetrates through the pores of decomposed organic matter is known as___.
IIT JAM BT - 2022
IIT JAM BT
Biology
Fossil
In a nephron,___ follows the ascending limb of the "loop of Henle".
IIT JAM BT - 2022
IIT JAM BT
Biology
Nephrons
The enriched media used to facilitate the growth of fastidious microorganisms are
IIT JAM BT - 2022
IIT JAM BT
Biology
Biology of Microorganisms
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