List of top Biology Questions asked in NEET (UG)

Following are the statements about prostomium of earthworm.
(a) It serves as a covering for mouth.
(b) It helps to open cracks in the soil into which it can crawl.
(c) It is one of the sensory structures.
(d) It is the first body segment.
Choose the correct answer from the options given below
Complete the flow chart on central dogma.

Diadelphous stamens are found in:

Which of the following is an incorrect statement ?
The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant which, during pollination, brings genetically different types of pollen grains to stigma, is :
Match List - I with List - II.
List - 1 List - 1
a Lenticels i Phellogen
b Cork cambium ii Suberin deposition
c Secondary cortex iii Exchange of gases
d Cork iv Phelioderm
Choose the correct answer from the options given below.
In the exponential growth equation $N _{ t }= N _{0} e ^{ rt }$, e represents:
Succus entericus is referred to as :
Identify the types of cell junctions that help to stop the leakage of the substances across a tissue and facilitation of communication with neighbouring cells via rapid transfer of ions and molecules.
DNA strands on a gel stained with ethidium bromide when viewed under UV radiation, appear as :
Following are the statements about prostomium of earthworm. (a) It serves as a covering for mouth. (b) It helps to open cracks in the soil into which it can crawl. (c) It is one of the sensory structures. (d) It is the first body segment. Choose the correct answer from the options given below.
In spite of interspecific competition in nature, which mechanism the competing species might have evolved for their survival?
The organelles that are included in the endomembrane system are :
Which of these is not an important component of initiation of parturition in humans
Which of the following secretes the hormone, relaxin, during the later phase of pregnancy
Amensalism can be represented as:
Match Column - I with Column - II. Choose the correct answer from options given below.
During the process of gene amplification using PCR, if very high temperature is not maintained in the beginning, then which of the following steps of PCR will be affected first?
DNA fingerprinting involves identifying differences in some specific regions in DNA sequence, called as:
Veneral diseases can spread through : (a) Using sterile needles (b) Transfusion of blood from infected person (c) Infected mother to foetus (d) Kissing (e) Inheritance Choose the correct answer from the options given below.
Which of the following is not a step in Multiple Ovulation Embryo Transfer Technology $(MOET)$?
Which of the following secretes the hormone, relaxin, during the later phase of pregnancy ?
If Adenine makes $30 \%$ of the DNA molecule, what will be the percentage of Thymine, Guanine and Cytosine in it?
During the purification process for recombinant DNA technology, addition of chilled ethanol precipitates out :
Following are the statements with reference to ??ipids. (a) Lipids having only single bonds are called unsaturated fatty acids. (b) Lecithin is a phospholipid. (c) Trihydroxy propane is glycerol. (d) Palmitic acid has 20 carbon atoms including carboxyl carbon. (e) Arachidonic acid has 16 carbon atoms. Choose the correct answer from the options given below.