List of top Biology Questions

Restriction endonucleases
Match the following with respect to the morphology of the leaf:
iSimplea.Zornia diphylla
iiBifoliateb.Clitoria ternatea
iiiTrifoliatec.Lablab purpures
ivCompoundd.Crotalaria juncea
Match the following
i.Chlorenchymaa.Nymphaea
ii.Aerenchymab.Canna
iii.Storage parenchymac.All green parts
ivStellate parenchymad.Potato
Eukaryotes differ from Prokaryotes in mechanism of DNA replication due to
Differentiation is change of tissues from_________________.
The tissue generally present in all organs of plant is _________
Plasma membrane is
Which of the followings are the metabolic products of glucose and glutamine?
____________ is the term used to refer to the use of bio-resources by multinational companies and other organizations without proper authorization from the countries and people concerned without compensatory payment
The Dihybrid test cross ratio is
The visual display of chromosomes arranged by size, shape and banding pattern is called as
Floral characters such as single whorl of perianth or no perianth and unisexual flowers pollinated by wind were considered as primitive characters in _______________ system of classification
Level of LH is maximum :
In nephron, water absorption is maximum in
Match the description (given in column I) with correct stage of prophase I (given column II) and choose the correct option.

Column I

Column II

A.Chromosomes are moved to
spindle fibre		I.Pachytene
B.Centromore splits and
chromatids move apart		II.Zygote
C.Paring between homologous
chromosomes takes place		III.Anaphase
D.Crossing between
homologous chromosomes		IV.Metaphase
Karyotype of Down syndrome has how many chromosomes
Find odd one out.
A normal man and a normal woman both having one of their parent albino, if get married then what is the probability of their child of being albino?
Which one of the labeled part utilisees fructose as a source of energy?
fructose as a source of energy
Which of the following is not a stop codon?
Kranz anatomy is found in
What will be the DNA content and number of chromosomes ina cell of after S phase as compared to the gamete of the same organism?
Where is respiratory electron transport system (ETS) located in plants ?
All the components of the nodal tissue are autoexcitable. Why does the SA node act as the normal pacemakar?
In Australia, marsupials and placental mammals have evolved to share many similar characteristics. This type of evolution may be referred to as :