NEET Biology questions 2019 (61-70)


61. Which of the following is true for Golden rice?
 (1) It is Vitamin A enriched, with a gene from daffodil
 (2) It is pest resistant, with a gene from Bacillus thuringiensis
(3) It is drought tolerant, developed using Agrobacterium vector
(4) It has yellow grains, because of a gene introduced from a primitive variety of rice
Answer (1) It is Vitamin A enriched, with a gene from daffodil
62. Pinus seed cannot germinate and established without fungal association. This is because :
 (1) its embryo is immature.
 (2) it has obligate association with mycorrhizae.
 (3) it has very hard seed coat.
 (4) its seeds contain inhibitors that present germination.
Answer (2) it has obligate association with mycorrhizae.
63. Which of the following features of genetic code does allow bacteria to produce human insulin by recombinant DNA technology?
(1) Genetic code is not ambiguous
(2) Genetic code is redundant
(3) Genetic code is nearly universal
(4) Genetic code is specific
Answer (3) Genetic code is nearly universal
64. Which of the following sexually transmitted diseases is not completely curable?
 (1) Gonorrhoea (2) Genital warts (3) Genital herpes (4) Chlamydiasis
Answer (3) Genital herpes
NEET Biology questions 2019 (61-70)
65. Which of the following statements is incorrect?
 (1) Viroids lack a protein coat.
 (2) Viruses are obligate parasites.
 (3) Infective constituent in viruses is the protein coat.
 (4) Prions consist of abnormally folded proteins.
Answer (3) Infective constituent in viruses is the protein coat.
66. Match the following organisms with their respective characteristics :
 (a) Pila (i) Flame cells
 (b) Bombyx (ii) Comb plates
 (c) Pleurobrachia (iii) Radula
 (d) Taenia (iv) Malpighian tubules
 Select the correct option from the following : (a) (b) (c) (d)
 (1) (iii) (ii) (i) (iv)
 (2) (iii) (iv) (ii) (i)
 (3) (ii) (iv) (iii) (i)
 (4) (iii) (ii) (iv) (i)
 Answer (2) a-(iii), b- (iv),c- (ii),d- (i)
67. Expressed Sequence Tags (ESTs) refers to :
 (1) Genes expressed as RNA
 (2) Polypeptide expression
 (3) DNA polymorphism
 (4) Novel DNA sequences
 Answer (1) Genes expressed as RNA
68. Which is of the following statements is incorrect?
 (1) Morels and truffles are edible delicacies.
 (2) Claviceps is a source of many alkaloids and LSD.
 (3) Conidia are produced exogenously and ascospores endogenously.
 (4) Yeasts have filamentous bodies with long thread-like hyphae.
 Answer (4) Yeasts have filamentous bodies with long thread-like hyphae.
69. Match Column - I with Column – II
 Column – I                                                     Column - II
 (a) Saprophyte                                           (i) Symbiotic association of fungi with plant roots
 (b) Parasite                                                (ii) Decomposition of dead organic materials
 (c) Lichens                                                 (iii) Living on living plants or animals
 (d) Mycorrhiza                                           (iv) Symbiotic association of algae and fungi
Choose the correct answer from the option given below
       (a) (b) (c) (d)
 (1) (i) (ii) (iii) (iv)
 (2) (iii) (ii) (i) (iv)
 (3) (ii) (i) (iii) (iv)
 (4) (ii) (iii) (iv) (i)
 Answer (4)
70. Which of the following glucose transporters is insulin-dependent?
(1) GLUT I (2) GLUT II (3) GLUT III (4) GLUT IV
Answer :(4) GLUT IV

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