NEET – Biology – Part 3
41. Under which type is the
egg of birds classified (1) Microlecithal eggs (2)
Mesolecithal eggs (3) Macrolecithal eggs (4) Alecithal eggs. - (3) Macrolecithal eggs
42. Vitelline membrane in
mammal is known as (1) Zona pellucida (2) Corona radiate (3)
Area pellucida (4) Perivitelline membrane. - (1)
Zona pellucida.
43. The QRS complex in a
standard ECG represents (1) The Depolarization of ventricles (2) The Repolarization of ventricles (3) The Repolarization of auricles (4) The Depolarization
of auricles. - (1) Depolarization of ventricles
44. Pepsinogen is secreted by
(1) Mucous glands (2) Intestinal glands (3) Chief cells (4) Parietal cells. - (3) Chief cells (Gastric chief cells).
45. The Chipko movement was
launched for the protection of (1)
Wetlands (2) Forests (3) Grasslands (4) Livestock. - (2)
Forest (in 1917).
46. In which of the following
groups all animals are triploblastic (1)
Annelida, Mollusca, Porifera (2) Arthropoda, cnidaria, Annelida (3) Mollusca,
Echinodermata, Annelida (4) Mollusca, Ctenophora, Arthropoda. - (3) Mollusca, Echinodermata, Annelida
47. Which of the following
pairs is of unicellular algae? (1)
Anabaena Volvox (2) Chlorella and Spirulina (3) Laminaria and Sargassum (4)
Gelidium and Gracilaria. - (2) Chlorella and
Spirulina
48. Flippers of penguins and
dolphins are examples of (1)
Industrial melanism (2) Natural selection (3) Adaptive radiation (4) Convergent
evolution. - (4) Convergent evolution
49. Coacervates were
experimentally produced by (1)
Oparin and Sidney Fox (2) Fischer and Huxley (3) Jacob and Monod (4) Urey and
Miller. - (1) Oparin and Sidney Fox
50. The passage of action of
potential from one node to Ranvier to the next is (1) Nodal conduction (2) Saltatory
conduction (3) Threshold stimulus (4) Mechanical conduction. - (2) Saltatory conduction.
51. The process by which
seedless fruits are produced is known as (1)
Parthenocarpy (2) Apogamy (3) Parthenogenesis (4) Apospory. - (1) Parthenocarpy
52. Formation of embryo
directly from nucellus and integuments is: (1)
Adventive polyembryony (2) Apospory (3) Apogamy (4) Apomixis. - (1) Adventive polyembryony.
53. A fruit fly exhibiting
both male and female traits is (1) Heterozygous (2)
Gynandromorph (3) Hemizygous (4) Gynander. - (2)
Gynandromorph
54. The plant on which Hugo
de Vries based his evolution theory is (1)
Antirrhinum majus (2) Lathyrus odoratus (3) Evening primrose (4) Pisum sativum.
- (3) Evening primrose
55. The centrum of the 8th
vertebra of a frog is (1) Procoelous (2) Acoelous (3)
Amphiplatyan (4) Amphicoelous. - (4)
Amphicoelous
56. A person with a chromosome
complement of XXX is (1) Klinefelter’s syndrome (2) Down’s
syndrome (3) Turner’s syndrome. (4) Super female. - (4)
Super female
57. A group of simple fruit
developed from a single flower is (1) Cypsela (2)
Caryopsis (3) Etaerio (4) Berry. - (3) Etaerio
58. An amino acid without an
asymmetrical carbon atom is (1) Histidine (2) Threonine (3)
Phenylalanine (4) Glycine. - (4) Glycine
59. Who created the first
rDNA (recombinant DNA) molecule (1)
Nathan, Arber, and Smith (2) Watson, Crick, and Wilkins (3) Boyer and Cohen (4)
Paul Berg. - (4) Paul Berg
60. Calyptra around the
sporophyte of a bryophyte is derived from (1) Columella (2)
Antheridium (3) Archegonium (4) Capsule. - (3)
Archegonium
61. The arrangement of
flowers on the flora axis is known as (1)
Venation (2) Phyllotaxy (3) Anthology (4) Aestivation. - (4) Aestivation
62. Double fertilization and
triple fusion were discovered by (1) Winkler (2)
Nawaschin (3) Strasburger (4) Leeuwenhoek. - (2)
Nawaschin
63. Diagrammatic
representation of chromosomes is (1) Karyotype (2)
Idiogram (3) Chromosome map (4) Phenogram. - (2)
Idiogram
64. Cercaria stage of
Fasciola hepatica leads to (1)
Sporocyst (2) Redia (3) Miracidium (4) Metacercaria. - (4) Metacercaria
65. The first phase of
translation is (1)
Aminoacylation of tRNA (transfer RNA) (2) Recognition of an anti-codon (3)
Binding of mRNA to ribosome (4) Recognition of DNA molecule. - (1) Aminoacylation of tRNA (transfer RNA).
66. Which of the following is
the hierarchical sequence (1) Phylum, class, order, family (2)
Phylum, division, family, class (3) Genus, species, order, family (4) Division,
order, class, genus. - (1) Phylum, class, order,
family
67. Two similar holotypes
specimens are called (1)
Mesotypes (2) Meotypes (3) Syntypes (4) Isotypes. - (4)
Isotypes.
68. Addison’s disease is due
to the under-secretion of (1) Insulin (2) Adrenaline (3) ACTH
(4) Corticoids. - (4) Corticoids (Corticoids
released from the adrenal cortex).
69. Select the incorrect
statement regarding Agnatha (1) They are anadromous (2) Paired
nostrils are present (3) Scales and fins are absent (4) Typhlosole is present.
- (4) Typhlosole is present
70. The membrane stabilizing
molecule present in the cell wall of bacteria (1)
Ergo sterol (2) Stigma sterol (3) Chitin (4) Hopanoids. - (4) Hopanoids.
