List of top Biology Questions asked in NEET (UG)

Identify the incorrect statement.

The fruit fly has 8 chromosomes (2n) in each cell. During interphase of Mitosis if the number of chromosomes at G1 phase is 8, what would be the number of chromosomes after S phase

Which of the following RNAs is not required for the synthesis of protein

Which enzyme is responsible for the conversion of inactive fibrinogens to fibrins

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Persons with ‘AB’ blood group are called as “Universal recipients”. This is due to

The Adenosine deaminase deficiency results into

In a cross between a male and female, both heterozygous for sickle cell anaemia gene, what percentage of the progeny will be diseased ?

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Which stage of meiotic prophase shows terminalisation of chiasmata as its distinctive feature

Which of the following characteristics is incorrect with respect to cockroach ?

The organelles that are included in the endomembrane system are

Which one of the following is an example of Hormone releasing IUD ?

Which one of the following belongs to the family Muscidae

Receptors for sperm binding in mammals are present on

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The centriole undergoes duplication during

Plasmid $pBR322$ has PstI restriction enzyme site within gene $a m p^{R}$ that confers ampicillin resistance. If this enzyme is used for inserting a gene for $\beta$-galactoside production and the recombinant plasmid is inserted in an E.coli strain

Veneral diseases can spread through : (a) Using sterile needles (b) Transfusion of blood from infected person (c) Infected mother to fetus (d) Kissing (e) Inheritance Choose the correct answer from the options given below

Statement I : The codon ‘AUG’ codes for methionine and phenylalanine. 
Statement II : ‘AAA’ and ‘AAG’ both codons code for the amino acid lysine. In the light of the above statements, 
choose the correct answer from the options given below

Which one of the following organisms bears hollow and pneumatic long bones

Read the following statements. 
(a) Metagenesis is observed in Helminths. 
(b) Echinoderms are triploblastic and coelomate animals. 
(c) Round worms have organ-system level of body organization. 
(d) Comb plates present in ctenophores help in digestion. 
(e) Water vascular system is characteristic of Echinoderms. 
Choose the correct answer from the 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 ?

Following are the statements with reference to ‘lipids’. 
(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.

Match List - I with List - II

List - I List - II Choose the correct answer from the options given below.