List of top Biology Questions

Which of the following is incorrect regarding dicot root?
_____ is the innermost layer of the cortex.
A nucleotide is made up of
Sonalika and Kalyan Sona are high yielding varieties of
With respect to Eichorrnia: Statement X : It drains off Oxygen from water and is seen growing in standing water. Statement Y : It is an indigenous species of our country
The scientist widely regarded as the triple crown of biology $X$ is
Archaebacteria differ from eubacteria in:
Transformation was discovered by
Match the following and select the correct option:
(a)Earthworm(i)Pioneer species
(b)Succession(ii)Detritivore
(c)Ecosystem service(iii)Natality
(d)Population growth(iv)Pollination
Function of filiform apparatus is to:
A man whose father was colour blind marries a woman who had a colour blind mother and normal father. What percentage of male children of this couple will be colour blind?
Which is the particular type of drug that is obtained from the plant whose one flowering branch is shown below?
Which is the particular type of drug that is obtained from the plant
You are given a fairly old piece of dicot stem and a dicot root. Which of the following anatomical structures will you use to distinguish between the two?
Forelimbs of cat, lizard used in walking; forelimbs of whale used in swimming and forelimbs of bats used in flying are an example of:
Which one of the following is wrong about Chara?
Which one of the following shows isogamy with non-flagellated gametes?
The first human hormone produced by recombinant DNA technology is?
Which of the following is responsible for peat formation?
Injury localized to the hypothalamus would most likely disrupt:
The zone of atmosphere in which the ozone layer is present is called:
Given below is the representation of the extent of global diversity of invertebrates. What groups the four portions (A-D) represent respectively?
Which of the following shows coiled RNA strand and capsomeres?
Pollen tablets are available in the market for:
If 20 J of energy is trapped at producer level, then how much energy will be available to peacock as food in the following chain?
Plant \(→\) Mice \(→\) Snake \(→\) Peacock
An alga which can be employed as food for human being is :