NEET Biology Biotechnology And Its Applications Question Bank

done Self Evaluation Test - Biotechnology and its Applications Total Questions - 57

• question_answer1)
  Maximum utilisation of the techniques of biotechnology has been made in the field of:
  A)
  Agriculture                                 done clear
  B)
  Medicines done clear
  C)
  Industries        done clear
  D)
                     Biogas production done clear
  View Solution play_arrow

• question_answer2)
  Golden rice is a transgenic crop of the future with the following improved trait:
  A)
  High lysine (essential amino acid) content done clear
  B)
  Insect resistance done clear
  C)
  High protein content done clear
  D)
  High vitamin-A content done clear
  View Solution play_arrow

• question_answer3)
  The bacteria generally used for generic engineering is:
  A)
  Agrobacterium   done clear
  B)
                     Bacillus done clear
  C)
  Pseudomonas    done clear
  D)
                     Clostridium done clear
  View Solution play_arrow

• question_answer4)
  Polyploidy can result from:  
  A)
  Double fertilisation                      done clear
  B)
  Polyspermy done clear
  C)
  Diploid gametes                          done clear
  D)
  All of these done clear
  View Solution play_arrow

• question_answer5)
  Strains of Bacillus thuringiensis are used in producing:
  A)
  Bioinsecticidal plants done clear
  B)
  Biomineralisation done clear
  C)
  Biometallurgical techniques done clear
  D)
  Biofertilisers done clear
  View Solution play_arrow

• question_answer6)
  Which is not a transgenic plant?
  A)
  Soyabean        done clear
  B)
                     Maize done clear
  C)
  Golden rice      done clear
  D)
                     Cucumber done clear
  View Solution play_arrow

• question_answer7)
  The pesticide most persistent in the soil is:
  A)
  DDT                                          done clear
  B)
  BHC              done clear
  C)
  Dieldrin       done clear
  D)
                     Baygon done clear
  View Solution play_arrow

• question_answer8)
  The crops having cry genes need:
  A)
  no insecticide done clear
  B)
  mild quantity of insecticide done clear
  C)
  large amount of insecticide done clear
  D)
  5 kg insecticide / hectare done clear
  View Solution play_arrow

• question_answer9)
  cry n Ab and cry I Ab produce toxins that control:
  A)
  cotton bollworms and corn borer respectively done clear
  B)
  cotton borer and cotton bollworms respectively. done clear
  C)
  tobacco budworms and nematodes respectively. done clear
  D)
  nematodes and  tobacco  budworms respectively. done clear
  View Solution play_arrow

• question_answer10)
  Which of the following Bt crops is being grown in India by the farmers?
  A)
  Cotton        done clear
  B)
  Brinjal done clear
  C)
  Soyabean        done clear
  D)
                     Maize done clear
  View Solution play_arrow

• question_answer11)
  A GM crop is transgenic. It can be harmful because it may cause:
  A)
  allergies and toxicity. done clear
  B)
  incorporation of antibiotic resistance in human beings. done clear
  C)
  disturbance in metabolism due to enzyme for antibiotic resistance. done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer12)
  Flavr savr variety of Tomato is improved variety developed through incorporation of a transgene. Flavr savr variety of tomato remains fresh for long because it:       
  A)
  has little polygalacturonase done clear
  B)
  abundant polygalacturonase done clear
  C)
  has gene for antibiotic resistance done clear
  D)
  lacks amylase done clear
  View Solution play_arrow

• question_answer13)
  Which of the following is/are correct?

  (i)	Biowar	Biowar is the use of biological weapons against humans and or their crops and animals.
  (ii)	Bioethics	Bioethics is the unauthorized use of bioresources and traditional knowledge related to bioresources for commercial benefits.
  (iii)	Biopatent	Exploitation of bioresources of other nations without proper authorisation.

  A)
  Only (ii)                                     done clear
  B)
  Only (i) done clear
  C)
  (i) and (ii)        done clear
  D)
                     (i) and (iii) done clear
  View Solution play_arrow

• question_answer14)
  Match column-I with column-II and choose the correct option.

  	Column-I		Column-II
  A.	Escherichia coli	I.	nif gene
  B.	Bacillus	II.	Interferon
  C.	Rhizobium meliloti	III.	Bt toxin
  D.	Pseudomonas putida	IV.	Bioremediation

  A)
  A-II;     B-I;     C-IV;    D-III done clear
  B)
  A-II;     B-I;     C-III;    D-IV done clear
  C)
  A-II;     B-III;    C-I;      D-IV done clear
  D)
  A-IV;   B-I;      C-II;     D-III done clear
  View Solution play_arrow

• question_answer15)
  Which one of the following statement is correct?
  A)
  The proteins encoded by the genes cry I Ac and cry II Ab control cotton bollworms. done clear
  B)
  Protein encoded by cry I Ab controls corn borer. done clear
  C)
  Both [a] and [b] done clear
  D)
  Proteins encoded by cry I Ac and cry I Ab control flies. done clear
  View Solution play_arrow

• question_answer16)
  Modifications by germ line gene therapy are heritable as:        
  A)
  the functional gene is incorporated into their genome. done clear
  B)
  the functional gene is incorporated into one of the gene. done clear
  C)
  the functional gene is incorporated into somatic cells. done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer17)
  Biotechnology deals with industrial scale production of biopharmaceuticals and biological products using genetically modified:
  A)
  microbes only done clear
  B)
  plants and animals only done clear
  C)
  fungi only done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer18)
  Demerit of bovine and porcine insulin is:
  A)
  Hypercalcemia   done clear
  B)
  Expensive done clear
  C)
  Allergic reactions done clear
  D)
  Mutations in human genome done clear
  View Solution play_arrow

• question_answer19)
  ................. and, ............... are present at N and C terminal of \[\beta \] chain of threonine.
  A)
  Phenylalanine and alanine done clear
  B)
  Glycine and asparagine   done clear
  C)
  Leucine and isoleucine done clear
  D)
  Methionine and tryptophan done clear
  View Solution play_arrow

• question_answer20)
  In the treatment of SCID, cDNA is introduced into a patient's cells using.............as a vector.
  A)
  E coli                 done clear
  B)
                     Retrovirus   done clear
  C)
  Bacillus thuringiensis                    done clear
  D)
  Agrobacterium done clear
  View Solution play_arrow

• question_answer21)
  Select the correct set of the names for 1, 2, 3 and 4.
  A)

  1	2	3	4
  Proinsulin	B-peptide	A-peptide	Insulin

    done clear
  B)

  Proinsulin

  A-peptide

  B-peptide

  Free C-Pepitde

    done clear
  C)

  Proinsulin

  A-peptide

  B-peptide

  Insulin

    done clear
  D)

  Proinsulin

  B-peptide

  A-peptide

  Free C-peptide

    done clear
  View Solution play_arrow

• question_answer22)
  Match column-I with column-II and choose the correct option.

  	Column-I		Column-II
  A.	Golden rice	I.	Increased shelf life
  B.	Flavr Savr	II.	hGH
  C.	Mouse	III.	Vitamin A
  D.	Transgenic pig	IV.	Organ transplantation

  A)
  A-III;    B-I;     C-II;    D-IV done clear
  B)
  A-II;     B-I;     C-III;   D-IV done clear
  C)
  A-II;     B-III;    C-I;    D-IV done clear
  D)
  A-IV;   B-I;      C-II;   D-III done clear
  View Solution play_arrow

• question_answer23)
  Which of the following statement is incorrect?

  (i) Recombinant DNA technology is used to improve crop plants by increasing their productivity, by making them more nutritious and by developing disease resistant.

  (ii) Bt cotton is resistant to bollworm infestation.

  (iii) Bacillus thuringiensis form cry protein during any phase of their growth.

  (iv) Bacillus thuringiensis is not harmed by self cry protein because of its occurrence as protoxin (inactive).

  (v) Protoxin cry protein is changed into active cry protein in the stomach of insects due to alkaline pH in stomach.

  A)
  (i), (ii) and (iv) done clear
  B)
                     (i) and (iv) done clear
  C)
  Only (iii) done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer24)
  Multicellular organisms that carry a specific genetic change in each cell because of an intervention at the embryo level is a:
  A)
  Transversion     done clear
  B)
                     Transition done clear
  C)
  Transgenic  done clear
  D)
                     Transformant done clear
  View Solution play_arrow

• question_answer25)
  One of the following are transgenic organisms.
  A)
  Holly sheep and Tomato done clear
  B)
  Dolly sheep and Subabul done clear
  C)
  Molly sheep and Banana done clear
  D)
  Bt Cotton and Tomato (Flavr Savr) done clear
  View Solution play_arrow

• question_answer26)
  Bioaugmentation is:
  A)
  the addition of commercially prepared catabolic activated bacterial strains to degrade wastes. done clear
  B)
  the production of fertilisers by using bacteria and virus done clear
  C)
  the metals are deposited as insoluble oxides and sulphides by activity of bacteria. done clear
  D)
  the removal of pests. done clear
  View Solution play_arrow

• question_answer27)
  Which was the first product contributed to human kind by science of biotechnology in early 1970's?
  A)
  Somatotropin     done clear
  B)
                     Insulin done clear
  C)
  Cytokines        done clear
  D)
                     Erythropoietin done clear
  View Solution play_arrow

• question_answer28)
  Most widely used bioweapon is:
  A)
  Bacillus subtilis done clear
  B)
  Pseudomonas putida done clear
  C)
  Bacillus anthracis done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer29)
  In a criminal trial in which DNA fingerprinting has been used, a genetic "match" between the suspect and evidence left at the crime scene provides:
  A)
  definitive proof that the suspect is guilty. done clear
  B)
  a high probability that the suspect is guilty. done clear
  C)
  a low probability that the suspect is guilty. done clear
  D)
  definitive proof that the suspect is innocent. done clear
  View Solution play_arrow

• question_answer30)
  Yersinia pestis is used as biological weapon. It causes a disease:
  A)
  Smallpox       done clear
  B)
                     Plague done clear
  C)
  Tularemia      done clear
  D)
                     Anthrax done clear
  View Solution play_arrow

• question_answer31)
  In 1921, two Canadian scientists Frederick G. Banting and Charles. H. Best successfully purified insulin from a:     
  A)
  Pig's pancreas   done clear
  B)
                     Camel's pancreas done clear
  C)
  Dog's pancreas   done clear
  D)
                     Cattle's pancreas done clear
  View Solution play_arrow

• question_answer32)
  Which of the following biotechnological product can enhance the immune system?
  A)
  IL-2                                          done clear
  B)
  GM-CSF done clear
  C)
  TNF                                          done clear
  D)
  All of these done clear
  View Solution play_arrow

• question_answer33)
  Protein engineering and drug designing requires CAMM (computer aided molecular modelling) because of:
  A)
  study of three dimensional structures of receptors and functional molecules. done clear
  B)
  requirement of DNA recombinant technology. done clear
  C)
  specificity of proteins. done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer34)
  Which of the following statements is incorrect?

  (i) Insulin was originally extracted from pancreas of slaughtered pigs and cattle.

  (ii) Animal insulin is difficult to obtain.

  (iii) Animal insulin is identical to human insulin.

  (iv) Non human insulin caused some patients to develop allergy.

  (v) Recombinant DNA allowed scientists to insert a human insulin gene into a bacterial expression vector.

  (vi) Recombinant insulin is actually obtained from E. coli bacterial cell.

  A)
  (i) and (ii)        done clear
  B)
                     (iii) and (iv). done clear
  C)
  Only (iii)      done clear
  D)
                     Only (vi) done clear
  View Solution play_arrow

• question_answer35)
  Match column-I with column-II and choose the correct option.

  	Column-I		Column-II
  A.	Gene therapy	I.	Rhizobium
  B.	Biofertiliser	II.	Cry gene
  C.	Bt cotton	III.	SCID
  D.	Humulin	IV.	Diabetes

  A)
  A-II;    B-I;     C-IV;   D-III done clear
  B)
  A-III;   B-I;     C-II;    D-IV done clear
  C)
  A-II;     B-III;   C-I;     D-IV done clear
  D)
  A-IV;   B-I;     C-II;    D-III done clear
  View Solution play_arrow

• question_answer36)
  Match column-I with column-II and choose the correct option.

  	Column-I		Column-II
  A.	Bacillus Thuringiensis	I.	Production of chitinases
  B.	Rhizobium meliloti	II.	Scavenging of Oil Spill
  C.	Pseudomonas putida	III.	Incorporation of nif gene
  D.	Trichoderma	IV.	Production of Bt toxin
  		V.	Production of human insulin

  A)
  A-II;     B-IV;    C-I;      D-V;   E-III done clear
  B)
  A-II;     B-IV;    C-V;     D-I;    E-III done clear
  C)
  A-IV;    B-III;     C-V;    D-II;   E-I done clear
  D)
  A-V;    B-IV;      C-III;   D-I;    E-II done clear
  View Solution play_arrow

• question_answer37)
  Which of the following GM crop is produced by antisense RNA technology where the expression of native gene is blocked? 
  A)
  Bt cotton                                   done clear
  B)
  Golden rice done clear
  C)
  Flavr Savr                                  done clear
  D)
  Golden Mustard done clear
  View Solution play_arrow

• question_answer38)
  The main use of recombinant DNA technology are:
  A)
  production of transgenic humans. done clear
  B)
  the creation of cells capable of synthesising economically important molecules. done clear
  C)
  the efficient reduction of useful proteins. done clear
  D)
  Both [b] and [c] done clear
  View Solution play_arrow

• question_answer39)
  .............infects the roots of tobacco plants which reduces the production of tobacco?
  A)
  Nematode (Meloidogyne incognita) done clear
  B)
  Coleopterans (beetles) done clear
  C)
  Lepidopterans (army worm) done clear
  D)
  Dipterans (mosquitoes) done clear
  View Solution play_arrow

• question_answer40)
  Golden rice was created by transforming rice with two beta-carotene biosynthesis genes, namely:
  A)
  Psy and cry I genes                     done clear
  B)
  LCY-E done clear
  C)
  CHY-1                                      done clear
  D)
  CHY-2 done clear
  View Solution play_arrow

• question_answer41)
  Humulin is:
  A)
  A form of chitin done clear
  B)
  A new digestive enzyme done clear
  C)
  A powerful antibiotic done clear
  D)
  Human insulin done clear
  View Solution play_arrow

• question_answer42)
  A genetically engineered micro-organism used successfully in bioremediation of oil spills is a species of:
  A)
  Pseudomonas    done clear
  B)
                     Trichoderma done clear
  C)
  Xanthomonas   done clear
  D)
                     Bacillus done clear
  View Solution play_arrow

• question_answer43)
  When a patient with defective ADA was treated, which of the following steps was performed for gene therapy?

  (i) Lymphocytes were obtained from the patients.

  (ii) Lymphocytes are transferred to culture dishes.

  (iii) Lymphocytes were transfected with normal ADA genes.

  (iv) The transfected cells are returned to the patients.

  A)
  All of the above done clear
  B)
  (iii) and (iv) done clear
  C)
  Only (iv) done clear
  D)
  SCID cannot be treated done clear
  View Solution play_arrow

• question_answer44)
  Following are the steps of southern blot procedure.

  (i) Autoradiography

  (ii) Hybridisation with radioactive nucleic acid (probe).

  (iii) Blotting

  (iv) DNA fragments are treated to make them single stranded.

  (v) Electrophoresis

  (vi) Clearing of DNA by restriction endonuclease.

  (vii) Isolation of DNA from sample

  The correct sequence is:

  A)
  (i), (ii), (iii), (iv), (v), (vi), (vii) done clear
  B)
  (vii), (vi), (v), (iv), (iii), (ii), (i) done clear
  C)
  (i), (ii), (vi), (vii), (iii), (iv), (v) done clear
  D)
  (vii), (vi), (i), (ii), (v), (iii), (iv) done clear
  View Solution play_arrow

• question_answer45)
  Match column-I with column-II and choose the correct option.  

  	Column-I		Column-II
  A.	Virus free plant	I.	Rhizobium
  B.	Biofertiliser	II.	Cry gene
  C.	Bt cotton	III.	Shoot apex
  D.	Humulin	IV.	Diabetes

  A)
  A-II;    B-I;     C-IV;    D-III done clear
  B)
  A-III;   B-I;     C-II;     D-IV done clear
  C)
  A-II;     B-III;   C-I;      D-IV done clear
  D)
  A-IV;    B-I;    C-II;     D-III done clear
  View Solution play_arrow

• question_answer46)
  DNA vaccines are:         
  A)
  mixture of hormones done clear
  B)
  recombinant vaccines done clear
  C)
  synthetic vaccines done clear
  D)
  pure DNA or RNA done clear
  View Solution play_arrow

• question_answer47)
  The name of the drug used in cancer treatment produced by biotechnology is:
  A)
  Interferon     done clear
  B)
                                                              Hgh done clear
  C)
  TSH                                          done clear
  D)
  Insulin done clear
  View Solution play_arrow

• question_answer48)
  By the use of biotechnology in which of the following bacteria production of \[{{B}_{2}}\]vitamins has been increased to about 20,000 times?
  A)
  Ashbya gossypii   done clear
  B)
    E. coli done clear
  C)
  Pseudomonas denitrificans done clear
  D)
  Propionibacterium shermanii done clear
  View Solution play_arrow

• question_answer49)
  Recombinant DNA Technology prepared vaccine is called:
  A)
  First generation vaccine done clear
  B)
  Second generation vaccine done clear
  C)
  Third generation vaccine done clear
  D)
  Synthesised vaccine done clear
  View Solution play_arrow

• question_answer50)
  Human insulin is being commercially produced from a transgenic species of:
  A)
  Rhizobium      done clear
  B)
                     Saccharomyces done clear
  C)
  Escherichia  done clear
  D)
  Mycobacterium done clear
  View Solution play_arrow

• question_answer51)
  Somatostatin or human growth hormone (HGH) for the first time was genetically isolated by:
  A)
  Banting and Best done clear
  B)
                     Ross done clear
  C)
  Pasteur          done clear
  D)
                     Goeddel done clear
  View Solution play_arrow

• question_answer52)
  Hirudin gene inserted in Brassica napus was:
  A)
  synthesised chemically. done clear
  B)
  obtained from leech. done clear
  C)
  obtained from Bacillus thuringiensis. done clear
  D)
  Brassica campestris. done clear
  View Solution play_arrow

• question_answer53)
  Given below are certain characteristics of thurioside protein. Which of the statement given are correct?           

  (i) It is activated by alkaline pH of the gut of the insect pest ultimately killing it.

  (ii) It binds with the epithelial cells of the midgut of the insect pest ultimately killing it.

  (iii) It does not kill the carrier bacterium which is itself resistant to this toxin.

  A)
  (i) and (ii) done clear
  B)
  (i) and (iii) done clear
  C)
  (ii) and (iii)                                 done clear
  D)
  (i), (ii) and (iii) done clear
  View Solution play_arrow

• question_answer54)
  Following are the steps in one type of gene therapy.

  (i) Inject engineered cells into patients bone marrow.

  (ii) Viral DNA earring the normal allele inserts into chromosome.

  (iii) Let retrovirus infect bone marrow cells that have removed from patient and cultured.

  (iv) Insert RNA version of normal allele into retrovirus.

  The correct sequence is:

  A)
  (i), (ii), (iii) and (iv)                      done clear
  B)
  (iv), (iii), (ii) and (i) done clear
  C)
  (i), (ii), (iv) and (iii)                      done clear
  D)
  (iv), (iii), (i) and (ii) done clear
  View Solution play_arrow

• question_answer55)
  Select the correct statement.
  A)
  Genetic engineering works only on animals and has not yet been successfully used on plants. done clear
  B)
  There are no risks associated with DNA technology. done clear
  C)
  The first step in PCR is heating which is used to separate both the strands of target DNA. done clear
  D)
  DNA from one organism will not bond to DNA from another animal. done clear
  View Solution play_arrow

• question_answer56)
  Consider the following statements.

  (i) Transgenic animals are more sensitive to toxic substance than non-transgenic animals.

  (ii) Useful biological products can be produced by introducing portion of DNA into transgenic animals which codes for a particular product.

  (iii) Brazzein is protein produced by a west African plant, Pentadiplandra brazzeana which is approximately 2000 times as sweet as sugar.

  Which of the statements are given above is correct?

  A)
  (i), (ii) and (iii) done clear
  B)
                     (i) and (ii) done clear
  C)
  (i) and (iii)                                  done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer57)
  Consider the following statements.

  (i)In earlier days insulin extracted from pancreas of slaughtered cattle and pigs, was more efficient than genetically engineered insulin.

  (ii) PCR technique is being used for the detection of HIV and genetic mutations, in suspected cancer patients.

  (iii) Cystic fibrosis, heamophilia, cancer, Parkinson's etc., are treated by gene therapy.

  Which of the statements given above are correct?

  A)
  (i) and (ii)                                   done clear
  B)
  (i) and (iii) done clear
  C)
  (ii) and (iii) done clear
  D)
  (i), (ii) and (iii) done clear
  View Solution play_arrow