List of top Biology Questions

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
Which of the followings are the metabolic products of glucose and glutamine?
Level of LH is maximum :
Which of the following is not a stop codon?
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
In nephron, water absorption is maximum in
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
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 :
After meiosis I, the resultant daughter cells have
The main difference between active and passive transport across cell membrane is :
Which is the correct sequence of modification and transport of secretory vesicles?
Which of the following pairs of gases is mainly responsible for green house effect ?
The given diagram shows different stages of seed germination. Identify $A$, $B$, $C$ and $D$ and select the correct option.
Match the organisms in column-I with habitats in column-II Select the correct answer from the options given below :-
Pinus seed cannot germinate and establish without fungal association This is because
Select the correctly written scientific name of Mango which was first described by Carolus Linnaeus:
Select the correct sequence of organs in the alimentary canal of cockroach starting from mouth: