List of top Biology Questions

$2$, $4$-$D$ is extensively used in agricultural and horticultural practices. $2$, $4$-$D$ is a herbicide.

Asexual method of reproduction by binary fission is common to which of the following? (i) Some eukaryotes (ii) All eukaryotes (iii) Some prokaryotes (iv) All prokaryotes

Asexual mode of reproduction in $Spirogyra$ is by

Asexual reproduction is common

Aseptate and coenocytic mycelium is found in

Ascent of sap is best explained by

Artificial insemination involves

Arrange the following taxonomic categories in increasing number of common characteristics w.r.t. plant mango A. Dicotyledonae B. Polymoniales C. Mangifera D. Angiospermae E. Anacardiaceae

Artificial breeding of cattle is brought about by

Appendicular skeleton includes

Appearance of brown spots surrounded by chloroticveins is a prominent toxicity symptom of

Appearance of antibiotic-resistant bacteria is an example of

Apis dorsata is

Apex part of the heart belongs to

Apical dominance in plants is caused by

Antibiotics are drugs commonly used to cure diseases of

Antigen binding site in an antibody is found between

Animal husbandry and plant breeding programmes are the examples of

Animals devoid of red blood were placed by Aristotle under

Andalusian fowls have two pure forms ?

Anaerobic respiration takes place in

Analogous organs arise due to

An urn shaped population age pyramid represents

An important criterion for modern day classification is

An immobile element in plant is