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Biotechnology and Its Applications — NEET UG Zoology PYQs

440 previous year questions from Biotechnology and Its Applications with answers and solutions. Numbered list, year tags, and one-tap solutions — built for serious JEE / NEET practice.

440 questionsZoologySolutions on every page
1

The inactive form of Bt toxin is converted to the active form in the insect gut __________.

NEET 2026 Solution View → 2

The human protein named - 1 -antitrypsin, obtained from transgenic animals, is used for the treatment of :

NEET 2026 Solution View → 3

The toxin proteins, isolated from Bacillus thuringiensis , coded by which of the following genes would control cotton bollworms and corn borer, respectively ?

NEET 2026 Solution View → 4

Given below are two statements : Statement I : Transfer RNAs and ribosomal RNA do not interact with mRNA. Statement II : RNA interference (RNAi) takes place in all eukaryotic organ

NEET 2025 Solution View → 5

Silencing of specific mRNA is possible via RNAi because of

NEET 2025 Solution View → 6

Which of the following genetically engineered organisms was used by Eli Lilly to prepare human insulin?

NEET 2025 Solution View → 7

Match List I with List II : Choose the correct answer form the options given below:

NEET 2024 Solution View → 8

The B t toxin in genetically engineered B t cotton kills the pest by:

NEET 2024 Solution View → 9

Given below are two statements : Statement I : RNA interference takes place in all Eukaryotic organisms as method of cellular defense. Statement II : RNAi involves the silencing of

NEET 2024 Solution View → 10

Given below are two statements: Statement I : Bt toxins are insect group specific and coded by a gene cry IAc. Statement II : Bt toxin exists as inactive protoxin in B. thuringiens

NEET 2024 Solution View → 11

Match List-I with List-II : array llll List-I & & List-II .Genetically engineered Human Insulin & I. & Gene therapy . GM Cotton & II.& E. coli . ADA Deficiency & III.& Antigen-anti

NEET 2024 Solution View → 12

Which one of the following techniques does not serve the purpose of early diagnosis of a disease for its early treatment?

NEET 2023 Solution View → 13

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

NEET 2023 Solution View → 14

Select incorrect statement, regarding chemical structure of insulin.

NEET 2023 Solution View → 15

Milk of transgenic 'Cow Rosie' was nutritionally more balanced product for human babies than natural cow milk because it contained:

NEET 2022 Solution View → 16

Breedings crops with higher levels of vitamins and minerals or higher proteins and healthier fats is called:

NEET 2022 Solution View → 17

Transposons can be used during which one of the following?

NEET 2022 Solution View → 18

In gene therapy of adenosine deaminase (ADA) deficiency, the patient requires a periodic infusion of genetically engineered lymphocytes because:

NEET 2022 Solution View → 19

Statements related to human Insulin are given below: Which statement(s) is/are correct about genetically engineered Insulin? (a) Pro-hormone insulin contain extra stretch of C-pept

NEET 2022 Solution View → 20

With regard to insulin choose correct options. (a) C-peptide is not present in mature insulin. (b) The insulin produced by rDNA technology has C-peptide. (c) The pro-insulin has C-

NEET 2021 Solution View → 21

For effective treatment of the disease, early diagnosis and understanding its pathophysiology is very important. Which of the following molecular diagnostic techniques is very usef

NEET 2021 Solution View → 22

When gene targeting involving gene amplification is attempted in an individual's tissue to treat disease, it is known as:

NEET 2021 Solution View → 23

Now a days it is possible to detect the mutated gene causing cancer by allowing radioactive probe to hybridise its complimentary DNA in a clone of cells, followed by its detection

NEET 2021 Solution View → 24

The Adenosine deaminase deficiency results into:

NEET 2021 Solution View → 25

RNA interference is used for which of the following purposes in the field of biotechnology?

NEET 2020 Solution View → 26

The laws and rules to prevent unauthorised exploitation of bioresources are termed as:

NEET 2020 Solution View → 27

Which of the following statements is not correct?

NEET 2020 Solution View → 28

Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis (Bt) is resistant to

NEET 2020 Solution View → 29

Match the following columns and select the correct option. Column-I Column-II (a) Bt cotton (i) Gene therapy (b) Adenosine deaminase deficiency (ii) Cellular defence (c) RNAi (iii)

NEET 2020 Solution View → 30

Exploitation of bioresources of a nation by multinational companies without authorisation from the concerned country is referred to as

NEET 2019 Solution View → 31

In RNA i , the genes are silenced using

NEET 2019 Solution View → 32

Which of the following is true for Golden rice?

NEET 2019 Solution View → 33

What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in a boll worm?

NEET 2019 Solution View → 34

A 'new' variety of rice was patented by a foreign company, though such varieties have been present in India for a long time. This is related to

NEET 2018 Solution View → 35

Use of bioresources by multinational companies and organizations without authorisation from the concerned country and its people is called

NEET 2018 Solution View → 36

In India, the organisation responsible for assessing the safety of introducing genetically modified organisms for public use is:

NEET 2018 Solution View → 37

Golden ages of reptiles and fishes are respectively

JIPMER 2016 Solution View → 38

The two polypeptides of human insulin are linked together by:

NEET 2016 Solution View → 39

Which kind of therapy was given in 1990 to a four-year-old girl with adenosine deaminase (ADA) deficiency?

NEET 2016 Solution View → 40

Which part of the tobacco plant is infected by Meloidogyne incognita ?

NEET 2016 Solution View → 41

Who received Nobel Prize in 1951 for the development of vaccine for yellow fever?

JIPMER 2015 Solution View → 42

Golden rice is a genetically modified crop plant where the incorporated gene is meant for the biosynthesis of

NEET 2015 Solution View → 43

In Bt cotton, the Bt toxin present in plant tissue as pro-toxin is converted into active toxin due to:

NEET 2015 Solution View → 44

The crops engineered with Bt-toxin are resistant/tolerant to:

NEET 2015 Solution View → 45

Which body of the Government of India regulates GM research and safety of introducing GM organisms for public services?

NEET 2015 Solution View → 46

The protein -1 antitrypsin is used to treat which of the following disease?

JIPMER 2014 Solution View → 47

Bacillus thuringiensis (B t) strains have been used for designing novel

JIPMER 2014 Solution View → 48

The first human hormone produced by recombinant DNA technology is:

NEET 2014 Solution View → 49

An analysis of chromosomal DNA using the Southern hybrization technique does not use:

NEET 2014 Solution View → 50

Herbicide resistant gene in plant is

JIPMER 2013 Solution View → 51

Which one of the following vectors is used to replace the defective gene in gene therapy?

NEET 2013 Solution View → 52

RNA interference involves:

NEET 2013 Solution View → 53

Satellite RNAs are present in some:

NEET 2013 Solution View → 54

Which of the following has maximum genetic diversity in India?

NEET 2013 Solution View → 55

Which of the following B t crops is being grown in India by the farmers?

NEET 2013 Solution View → 56

Product of biotechnology is

JIPMER 2012 Solution View → 57

Which of the following bio-engineered bacteria is utilized for cleaning of marine oil slicks?

JIPMER 2012 Solution View → 58

A transgenic food crop, which may help in solving the problem of nightblindness in developing countries is

JIPMER 2012 Solution View → 59

Consumption of which one of the following foods can prevent the kind of blindness associated with vitamin-A deficiency?

NEET 2012 Solution View → 60

Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells)

NEET 2012 Solution View → 61

The first clinical gene therapy was given for treating

NEET 2012 Solution View → 62

Which one of the following is an example of carrying out blological control of pests/diseases using microbes?

NEET 2012 Solution View → 63

Nucleic acid segment tagged with a radiactive molecule is called

JIPMER 2011 Solution View → 64

'Jaya' and 'Ratna' developed for green revolution in India are the varieties of

NEET 2011 Solution View → 65

Which of the following enzymes carries out the initial step in the digestion of milk in humans?

NEET 2011 Solution View → 66

Maximum number of existing transgenic animals is of

NEET 2011 Solution View → 67

'Himgiri' developed by hybridisation and selection for disease resistance against rust pathogens is a variety of

NEET 2011 Solution View → 68

Bacillus thuringiensis forms protein crystals, which contain insecticidal protein

NEET 2011 Solution View → 69

Which one of the following techniques made it possible to genetically engineer living organism?

NEET 2011 Solution View → 70

The process of RNA interference has been used in the development of plants resistant to

NEET 2011 Solution View → 71

Read the following statement having two blanks ( 1 and 2 ). A drug used for (1) patients is obtained from a species of the organism (2) ...... The one correct option for the two bl

NEET 2011 Solution View → 72

An organism used as a biofertilizer for raising soyabean crop is

NEET 2011 Solution View → 73

Consider the following statements (I-IV) about organic farming. I. Utilizes genetically modified crops like B t cotton II. Uses only naturally produced inputs like compost III. Doe

NEET 2011 Solution View → 74

Silencing of mRNA has been used in producing transgenic plants resistant to

NEET 2011 Solution View → 75

The genetically-modified (GM) brinjal in India has been developed for

NEET 2010 Solution View → 76

A common biocontrol agent for the control of plant diseases is

NEET 2010 Solution View → 77

Some of the characteristics of B t cotton are

NEET 2010 Solution View → 78

Which one of the following is not used in organic farming?

NEET 2010 Solution View → 79

An improved variety of transgenic basmati rice

NEET 2010 Solution View → 80

Which one of the following cannot be used for preparation of vaccines against plague?

NEET 2010 Solution View → 81

Which one of the following is now being commercially produced by biotechnological procedures?

NEET 2010 Solution View → 82

Black (stem) rust of wheat is caused by

NEET 2010 Solution View → 83

The bacterium Bacillus thuringiensis is widely used in contemporary biology as a/an

NEET 2009 Solution View → 84

Which of the following is not used as a biopesticide?

NEET 2009 Solution View → 85

The bacterium Bacillus thuringiensis is widely used in contemporary biology as -

NEET 2009 Solution View → 86

Transgenic plants are

NEET 2009 Solution View → 87

What is true about Bt toxin?

NEET 2009 Solution View → 88

The genetic defect-adenosine deaminase (ADA) deficiency may be cured permanently by

NEET 2009 Solution View → 89

What is true about B t toxin?

NEET 2009 Solution View → 90

Which one of the following is commonly used in transfer of foreign DNA into crop plants?

NEET 2009 Solution View → 91

A transgenic food crop, which may help in solving the problem of nightblindness in developing countries is

NEET 2008 Solution View → 92

Consider the following four measures (A-D) that could be taken to successfully grow chick pea in an area where bacterial blight disease is common (A) spray with Bordeaux mixture (B

NEET 2008 Solution View → 93

Main objective of production/use of herbicide resistant GM crops is to

NEET 2008 Solution View → 94

Human insulin is being commercially produced from a transgenic species of

NEET 2008 Solution View → 95

Cry-I endotoxins obtained from Bacillus thuringiensis are effective against

NEET 2008 Solution View → 96

Which one of the following proved effective for biological control of nematodal diseases in plants?

NEET 2008 Solution View → 97

A transgeneic food crop which may help in solving the problem of night blindness in developing countries is

NEET 2008 Solution View → 98

Cry 1 endotoxins obtained from Bacillus Thuringiensis are effective against

NEET 2008 Solution View → 99

Which one of the following proved effective for biological control of nematodal disease in plants?

NEET 2008 Solution View → 100

Human insulin is being commercially produced from a transgenic species of

NEET 2008 Solution View → 101

What is antisense technology?

NEET 2008 Solution View → 102

Golden rice is a transgenic crop of the future with the following improved trait

JIPMER 2007 Solution View → 103

Bacillus thuringiensis (Bt) strains have been used for designing novel

JIPMER 2007 Solution View → 104

Golden rice is a promising transgenic crop. When released for cultivation, it will help in:

NEET 2006 Solution View → 105

Which one of the following can help in the diagnosis of a genetical disorder?

JIPMER 2005 Solution View → 106

Which of the following is generally used lor induced mutagenesis in crop plants?

NEET 2005 Solution View → 107

Using imprints from a plate with complete medium and carrying bacterial colonies, you can select streptomycin resistant mutants and prove that such mutations do not originate as ad

NEET 2005 Solution View → 108

The name of Norman Borlaug is associated with:

NEET 2005 Solution View → 109

For retting of jute the fermenting microbe used is:

NEET 2005 Solution View → 110

The salivary gland chromosomes in the dipteran larvae, are useful in gene mapping because:

NEET 2005 Solution View → 111

Golden rice is a transgenic crop of the future with the following improved trail:

NEET 2005 Solution View → 112

Bacillus thuringiensis (Bt) strains have been used for designing novel:

NEET 2005 Solution View → 113

The Ti plasmid, is often used for making transgenic plants. The plasmid is found in:

NEET 2004 Solution View → 114

The most likely reason for the development of resistance against pesticides in insects damaging a crop is:

NEET 2004 Solution View → 115

The most thoroughly studied of the known bacteria-plant interactions is the:

NEET 2004 Solution View → 116

Which one of the following bacteria has found extensive use in genetic engineering work in plants?

NEET 2003 Solution View → 117

Maximum application of animal cell culture technology today is in the production of:

NEET 2003 Solution View → 118

Which fungal disease spreads by seed and flowers?

NEET 2002 Solution View → 119

Which of the following crops have been brought to India from New World?

NEET 2002 Solution View → 120

Nucleus of a donor embryonal cell/ somatic cell is transferred to an enucleated egg cell. Then, after the formation of organism what will be true?

NEET 2002 Solution View →
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