List of top Biology Questions

A group of individuals, which are able to breed among themselves and produce their own kind, is known as
Which one of the following is not an autoimmune disease?
Which one is not a vestigial organ in man?
Which of the following chambers of heart has the thickest muscular wall?
What are the accessory pigments that are present in higher plants?
Vascular bundles in Cucurbita are
The type of sugar found in breast milk is
Reabsorption of chloride ions (Cl) occurs in which part of the kidney?
Plants which are attached to the stones and rocks are
Longest nerve in human body is
Emasculation is the removal of anther, it is required in the process of
Diabetes insipidus is caused due to the deficiency of
Carbonic anhydrase is found in
In a spadix inflorescence the spathe encloses
Secondary roots are
Saccharum officinarum, a monocot plant has
Weberian ossicles are found in
Metameric segmentation is the characteristic feature of phylum
The major excretory product of arthropods is
In bacteria, site of respiration is
Bacterial ribosomes are present
Cork cambium results in the formation of cork which become impermeable to water due to the accumulation of
Which of the following is not a characteristic feature of all the chordates ?
In the absence of acrosome, the sperm __________
If the total amount of adenine and thymine in a double-stranded DNA is $45\%$, the amount of guanine in this DNA will be