List of top Biology Questions

Monoecious plant of Chara shows occurrence of

Which of the metabolites is common to respiration mediated breakdown of fats, carbohydrates and proteins ?

Megasporangium is equivalent to

The figure shows a diagrammatic view of human respiratory system with labels A, B, C and D. Select the option which gives correct identification and main function and/or characteristic.

Select the correct statement with respect to locomotion in humans

Which of the following represent maximum number of species among global biodiversity ?

Lenticels are involved in

A diagram showing axon terminal and synapse is given. Identify correctly at least two of A-D

Figure shows human urinary system with structures labelled A to D. Select option which correctly identifies them and gives their characteristics and/ or functions

One of the representatives of Phylum Arthropoda is

Which group of animals belong to the same phylum ?

Meiosis takes place in

During seed germination its stored food is mobilized by

Perisperm differs from endosperm in

Product of sexual reproduction generally generates

The Golgi complex plays a major role

Which one of the following statements is correct ?

If two persons with 'AB' blood group marry and have sufficiently large number of children, these children could be classified as 'A' blood group: 'AB' blood group: 'B' blood group in 1:2:1 ratio. Modern technique of protein electrophoresis reveals presence of both 'A' and 'B' type proteins in 'AB' blood group individuals. This is an example of

Which one of the following is not used for ex situ plant conservation ?

Which of the following are correctly matched with respect to their taxonomic classification ?

Read the following statements (A-E) and answer the question which follows them
(A) In liverworts, mosses, and ferns gametophytes are free-living
(B) Gymnosperms and some ferns are heterosporous
(C) Sexual reproduction in Fucus, Volvox and Albugo is oogamous
(D) The sporophyte in liverworts is more elaborate than that in mosses
(E) Both, Pinus and Marchantia are dioecious
How many of the above statements are correct ?

Among bitter gourd, mustard, brinjal, pumpkin, china rose, lupin, cucumber, sunnhemp, gram, guava, bean, chilli, plum, petunia, tomato, rose, withania, potato, onion, aloe and tulip how many plants have hypogynous flower ?

The colonies of recombinant bacteria appear white in contrast to blue colonies of non-recombinant bacteria because of

Match the name of the animal (Column I) with one characteristics (Column II) and the phylum/class (column III) to which it belongs.

	Column I	Column II	Column III
(1)	Petromyzon	Ectoparasite	Cyclostomata
(2)	Ichthyophis	Terrestrial	Reptilia
(3)	Limulus	Body covered by chitinous exoskeleton	Pisces
(4)	Adamsia	Radially symmetrical	Porifera

Which of the following is not correctly matched for the organism and its cell wall degrading enzyme ?