NEET Biology Chapter Wise Mock Test – Unit Test 4
1. Which cellular constituent of liver performs phagocytic functions?
(a) Hepatocyte
(b) Glisson’s capsule
(c) Sinusoid
(d) Kupfer’s cell
2. Match the following of columns.
Codes
A B C D E F
(a) 3 5 1 6 4 2
(b) 3 5 6 1 4 2
(c) 3 5 1 4 6 2
(d) 5 3 1 4 6 2
3. Most of the fat digestion occurs in
(a) rectum
(b) stomach
(c) duodenum
(d) small intestine
4. Which is the thickest part of mammalian heart?
(a) Myocardium
(b) Epicardium
(c) Endocardium
(d) Pericardium
5. Identify the type of gastrointestinal hormone based on the functions given below.
I. Stimulates the crypts of Lieberkuhn.
II. Inhibits the secretion of glucagon by alpha cells.
III. Stimulates Brunner’s glands to release mucus. Choose the correct option accordingly.
(a) I- Gastrin (b) I- Duocrinin
II- Duocrinin II- Cholecystokinin
III- Enterokinin III- Enterokinin
(c) I- Duocrinin (d) I- Enterokinin
II- Cholecystokinin II- Somatostatin
III— Villikinin III-Duocrinin
6. Select the correctly matched pair.
(a) Cardiac muscle — Slow and easily fatigue
(b) Syncytial epidermis — Skin of mammals
(c) Sarcolemma — Neuronal membrane
(d) Haversian canal — Mammalian bone
7. Lamina propria is found in
(a) seminiferous tubules
(b) uriniferous tubules
(c) gastric glands
(d) Graafian follicle
8. Identify the cell layer of mammalian cells, whose columnar cells have mitotic abilities.
(a) Dermis
(b) Stratum Malpighi
(c) Stratum germination
(d) Stratum corneum
9. Pseudostratified epithelium forms the linings of
(a) bronchi
(b) trachea
(c) urethra
(d) All of these
10. Identify the protein, which forms nails in humans
(a) tubulin
(b) keratin
(c) binding
(d) myosin
11. Deficiency of folic acid in human leads to a blood disorder called
(a) haemophilia
(b) leukopenia
(c) leukaemia
(d) pernicious anaemia
12. Which of the leucocytes in mammals stores histamine?
(a) Basophils
(b) Monocytes
(c) Eosinophils
(d) Neutrophils
13. Red bone marrow and lymphoid tissue of man produce
(a) neutrophils
(b) monocytes
(c) lymphocytes and basophils
(d) All of the above
14. How many leucocytes are present in a healthy adult?
(a) 4.5-5.0 million/sm3 of blood
(b) 1,00,000/m3 of blood
(c) 7,500/ per micro leter of blood
(d) 2,50,00,000/m3 of blood
15. How many thrombocytes are present in per cubic mm of blood of man?
(a) 7500
(b) 250000
(c) 2500000
(d) 10000000
16. The given below diagram represents the gastric glands. Label it from A to D and choose the correct option accordingly.
(a) A-Oxyntic cell, B-Chief cell, C-Mucous cell, D-Argentaffin cell
(b) A-Argentaffin cell, B-Oxyntic cell, C-Mucous cell, D-Chief cell
(c) A-G cell, B-Chief cell, C-Mucous cell, D-Argentaffin cell
(d) A-Oxyntic cell, B-G cell, C-Mucous cell, D-Chief cell
17. Select the correctly matched pair.
(a) Sarcomeres — Myofibrils
(b) Contractile protein — Tubulin
(c) Sarcoplasmic — Smooth ER
(d) Sarcosomes — Lysosomes
18. The thin filaments of sarcomere are made up of
(a) heavy meromyosin
(b) light meromyosin
(c) actin
(d) troponin
19. Which of the muscle protein has contractile as well as enzymatic properties?
(a) Troponin
(b) G actin
(c) Heavy meromyosin
(d) Tropomyosin
20. Neurosecretory cells
(a) secrete hormones
(b) generate and transmit nerve impulses
(c) are found in hypothalamus of all mammals
(d) All of the above
21. Go through the following statements and choose the correct option accordingly.
I. The anti-pellagra vitamin is nicotinamide present in milk, yeast, meat and leafy vegetables.
II. Crytps of Leiberkuhn are present in the liver.
III. Steapsin is a pancreatic amylase.
(a) I and II are
(b) I and III are incorrect
(c) II and III are incorrect
(d) I and III are correct
22. Book lungs are respiratory organs of
(a) Mollusca
(b) Mammals
(c) Arachnida
(d) Earthworm
23. Nodes of Ranvier are present in
(a) unipolar neuron
(b) bipolar neuron
(c) multipolar neuron
(d) myelinated neuron.
24. Which statement is not true about nerve fibres in mammals?
(a) All nerve fibres are non-medullated
(b) Afferent (sensory) nerves transmit impulses to brain and spinal cord
(c) Efferent (motor) nerves carry signals from brain and spinal cord to effector organs
(d) Mixed nerves carry signals in both directions
25. The diagram given below shows how things get to and from the liver. They are labelled as A, B, C, D, E and F. Which one of the following labellings is correct.
Choose the correct option.
(a) A is the hepatic portal vein and E is the hepatic vein
(b) C is the intestine and F is the hepatic portal vein
(c) D is the hepatic portal vein and F is the hepatic vein
(d) B is the pancreatic artery and E is the hepatic artery
(e) D is the hepatic portal vein and E is the hepatic vein
26. Gamma-Amino Butyric Acid (GABA) is secreted by
(a) sensory neurons
(b) motor neurons
(c) peptidergic neuron
(d) adrenergic neuron
27. What is not true about glial cells?
(a) Modified glial cell called Schwann cell secretes myelin sheath
(b) Assist in nourishment of neurons
(c) Modulate nerve impulses
(d) Secrete neurotransmitters that facilitate synaptic transmission
28. Histamine is
(a) a derivative of the amino acid histidine
(b) responsible for increasing permeability of capillaries
(c) induces contraction of smooth muscles
(d) All of the above
29. Identify A to D in the given figure and choose the correct combination.
(a) A-Hypothalamic neuron, 8-Hypothalamus, C-Portal circulation, D-Posterior pituitary
(b) A-Hypothalamus, B-Hypothalamic neuron, C-Portal circulation, D-Posterior pituitary
(c) A-Hypothalamus, B-Hypothalamic neuron, C-Posterior pituitary, D-Portal circulation
(d) A-Hypothalamus, B-Hypothalamic neuron, C-Posterior pituitary, D-Neurohypophysis
30. Cells lining the coelomic cavity are called
(a) mesothelial cells
(b) endothelial cells
(c) epithelial cells
(d) peritoneal cells
31. Haversian canal in the bone of mammals are connected by small blood vessel canals called
(a) Schlemm’s canal
(b) Volkmann’s canal
(c) portal capillaries
(d) sinuses
32. Kidney stones are crystals of
(a) sodium chloride
(b) silica
(c) calcium oxalate
(d) sodium bicarbonate
33. Wharton’s jelly
(a) is found in embryo
(b) contains collagen fibres
(c) is found in human eyes
(d) All of the above
34. Perichondrium is the investment layer of
(a) bone
(b) cartilage
(c) heart
(d) neuron
35. Leucocytes are characterised by
(a) being nucleated and of various types
(b) they contain albumin and protein
(c) their role in transport of metabolites
(d) carrying nitrogenous waste
36. Bone marrow of adult mammals produce
(a) RBCs and WBCs
(b) platelets
(c) granular leucocytes
(d) All of these
37. Which of the following pairs is correctly matched?
38. Gaseous transport and defense of the body is carried out by a type of connective tissue called
(a) blood
(b) lymph
(c) Both (a) and (b)
(d) cerebrospinal fluid
39. Chondromucoprotein forms the
(a) interstitial ground substance of mammalian cartilage
(b) matrix of hyaline bone
(c) matrix of membrane bone .
(d) matrix of ossified bone
40. In case of cartilage breakage, its regeneration is possible due to activity of
(a) osteoblast
(b) chondroblast
(c) perichondrium.
(d) periosteum
41. Ossification is formation of
(a) hyaline cartilage
(b) elastic cartilage
(c) fibro-elastic cartilage
(d) bone
42. Match the following columns
Codes
A B C D A B C D
(a) 1 2 3 4 (b) 2 1 3 4
(c) 4 3 2 1 (d) 4 3 1 2
43. Which of the following pigments in RBC contains iron as the prosthetic group?
(a) Haemoglobin
(b) Haemocyanin
(c) Erythrocurorin
(d) None of these
44. Mast cells
(a) secrete histamine
(b) are a type of connective tissue
(c) Both (a) and (b)
(d) are a type of epithelial cells, which secrete heparin
45. Only WBCs are present in
(a) blood plasma
(b) serum
(c) cerebrospinal fluid
(d) lymph
46. Identify the covering layer of fasciculi of muscles.
(a) Sarcolemma
(b) Plasmalemma
(c) Epimysium
(d) Perimysium
47. Ringer solution contain
(a) Iodine and acetic acid
(b) acetic acid
(c) sodium and potassium ion
(d) water and acid fushion
48. Neurons of central nervous system secrete
(a) adrenaline
(b) serotonin
(c) gamma-aminobutyric acid
(d) All of the above
49. Acetylcholine is a
(a) neuronal transmitter
(b) chemical transmitter released in synaptic cleft to regenerate the nerve impulse
(c) cardiac inhibitor
(d) All of the above
50. Cardiac muscles are slowed down by
(a) stress
(b) excitation
(c) acetylcholine
(d) adrenaline
51. The pituitary gland is located in a bony cavity called …A… and is attached to …B… by a stalk. Identify A and B to complete the given statement.
(a) A- sella turcica; B-midbrain
(b) A- sella turcica; B-forebrain
(c) A- sella turcica; B-hypothalamus
(d) A- sella turcica; B-pineal
52. Cardiac muscles differ from striated muscles in
(a) having intercalated disc
(b) being multinucleate
(c) not experiencing fatigue
(d) Both (a) and (c)
53. Myelin sheath is secreted by
(a) Mast cells
(b) Goblet cells
(c) Hensen cells
(d) Schwann cells
54. Mammalian bone is characterised by the presence of
(a) chondroitin sulphate in matrix
(b) Haversian canals
(c) transverse canals
(d) Schlemm’s canal
55. Identify A, B, C and D in the given diagram and choose the correct combination.
(a) A-Thyroid, B-Trachea, C-Vocal cord, D-Parathyroid glands
(b) A-Trachea, B-Thyroid, C-Vocal cord, D-Parathyroid glands
(c) A-Trachea, B-Vocal cord, C-Thyroid, D-Parathyroid glands
(d) A-Parathyroid glands, B-Thyroid, C-Vocal cord, D-Trachea
56. Which of the following movements is voluntary?
(a) Peristalsis of gut
(b) Blinking of eyelids
(c) Heart beat
(d) Raising of hand
57. Which one of the following is a modification of columnar epithelial cells?
(a) Goblet cells
(b) Sertoli cells
(c) Leydig cells
(d) Lutein cells
58. The adrenal medulla secretes two hormones called adrenaline or …A… and noradrenaline or …B.These are commonly called as …C…. Adrenaline and noradrenaline are rapidly secreted in response to stress of any kind and during …D… situations and are called emergency hormones or hormones of fight or flight.
Identify A to D and choose the correct option.
(a) A-norepinephrine, B-epinephrine, C-catecholamines, D-emergency
(b) A-epinephrine, B-norepinephrine, G-catecholamines, D-emergency
(c) A-epinephrine, B-norepinephrine, C-emergency, D-catecholamines
(d) A-norepinephrine, B-epinephrine, C-emergency, D-catecholamines
59. Red skeletal muscles contain
(a) haemoglobin
(b) haemoerythrin
(c) myoglobin
(d) erythrocurorin
60. Volkmann’s canals are
(a) transverse canals, which connect Haversian canals
(b) outlets for excess fluid from the aqueous chamber of eye
(c) conduits for perilymph surrounding the internal ear
(d) the drainage canals for removing excess tear from lachrymal sac to pharynx
61.Identify the correctly matched pair.
62. Lamellae of Haversian canals contain
(a) eleiden
(b) keratin
(c) concentric layers of ossein
(d) calcareous particles
63. Identify A to £ in the following figure and choose the correct option
(a) A-Adrenal gland, B-Fat, C-Kidney, D-Adrenal cortex, E-Adrenal medulla
(b) A-Fat, B-Adrenal gland, C-Kidney, D-Adrenal cortex, E-Adrenal medulla
(c) A-Fat, B-Adrenal gland, C-Kidney, D-Adrenal medulla, E-Adrenal cortex
(d) A-Adrenal gland, B-Fat, C-Kidney, D-Adrenal medulla, E-Adrenal cortex
64. White collagen fibres are found in
(a) connective tissue
(b) Haversian canaliculi
(c) Volkmann’s canal
(d) lacunae
65. The covering of sarcomere is called
(a) epimysium
(b) perimysium
(c) endomysium
(d) sarcolemma
66. Ovulation in mammals is caused by
(a) FSH and TSH
(b) FSH and LTH
(c) LTH and LH
(d) FSH and LH
67. Epidermis in mammals forms
(a) sebaceous gland
(b) sweat gland
(c) hair follicles
(d) Both (b) and (c)
68. Islets of Langerhans have …A… cells which secrete …B… hormone. This hormone reduces the blood glucose level by converting glucose into glycogen. Islets of Langerhans have …C… cells which secrete …D… hormone. This hormone increase the blood glucose by converting glycogen to glucose.
Choose the correct combination for A, B, Cand D.
(a) a glucagon ot insulin
(b) a insulin P glucagon
(c) P insulin a glucagon
(d) a glucagon P insulin
69. A common characteristics of tendon and ligament is that both are made up ofv
(a) striated muscles
(b) connective tissue
(c) smooth muscles
(d) Both (a) and (c)
70. The respiratory pigment of molluscs and crustaceans is calledv
(a) haemocyanin
(b) haemoglobin
(c) haemoerythrin
(d) porphyrin
71. Haversian system is characteristics of
(a) mammalian bone
(b) elastic cartilage
(c) hyaline cartilage
(d) fibrous cartilage
72. The muscle fatigue occurs due to accumulation
(a) C02
(b) lactic acid
(c) creative phosphate
(d) myosine Aase
73. Antibody secreting cells of the immune system are called of
(a) plasma cells
(b) reticulocyte
(c) T-killer cells
(d) macrophage
74. Identify A to D and choose the correct option.
(a) A-Hormone, B-Receptor, C-Cell membrane, D-Secondary messenger
(b) A-Hormone, B-Receptor, C-Cell membrane, D-Primary messenger
(c) A-Receptor, B-Hprmone, C-Cell membrane, D-Primary messenger
(d) A-Receptor, B-Hormone, C-Cell membrane, D-Secondary messenger
75. Identify the mammal, in which mammary glands are without nipple.
(a) Kangaroo
(b) Opossum
(c) Rhesus monkey
(d) Duckbilled platypus
76. Identify the animal, whose epidermis is multinucleate and syncytial.
(a) Fasciola
(b) Taenia
(c) Planaria
(d) Ascaris
77. Identify the correct statement.
(a) Majority of adult tissues originate from endoderm
(b) Multipolar neurons are found in human brain
(c) Nodes of Ranvier are characteristic of non-myelinated neurons
(d) Lungs are lined by mesothelial cells
78. Correct order of action of hydrophilic hormones.
I. Hormones bind to plasma membrane.
II. Physiological response.
III. Biochemical response.
IV. Generation of secondary messenger.
Choose the correct option.
(a) I, II, III, IV
(b) II, I, III, IV
(c) I, IV, III, II
(d) III, I, II, IV
79. Identify the correctly matched pair.
80. Ligaments are
(a) formed of yellow elastic fibre
(b) connect bone to bone
(c) Both (a) and (b)
(d) connect muscle to bone
81. Reticulin is found in
(a) reticular tissue
(b) endothelial tissue
(c) tendon
(d) ligament
82. Muscle fibres consist of
(a) myofibrils
(b) sarcomere
(c) myofibrils similar in length and diameter
(d) All of the above
83. Non-striated muscle fibres are
(a) voluntary
(b) attached to appendicular skeleton
(c) involuntary
(d) voluntary and take part infhe formation of heart
84. Identify A to D and choose the correct combination.
(a) A-DNA, B-Nucleus, C-Hormone receptor complex, D-Hormone
(b) A-mRNA, B-Nucleus, C-Hormone receptor complex, D-Hormone
(c) A-mRNA, B-Nucleus, C-Hormone receptor complex, D-Protein
(d) A-DNA, B-Ntfoleus, C-Hormone receptor complex, D-Protein
85. Nervous tissue consists of cells called
(a) neuron
(b) glial cells
(c) ependymal cells
(d) All of these
86. The difference between systolic and diastolic pressure is
(a) pulse pressure
(b) pulse rate
(c) blood pressure
(d) heartbeat
87. Compared to blood our lymph is
(a) plasma without proteins
(b) no plasma .
(c) more WBCs and RBCs
(d) more RBCs and less WBCs
88. During blood transfusion, if disorder occurs due to clumping, is called
(a) haemopoiesis
(b) erythroblastosis
(c) agglutination
(d) None of these
89. The pacemaker of human heart is
(a) AV node
(b) SV node
(c) SA node
(d) M node
90. Rarest WBCs in human are
(a) basophils
(b) neutrophils
(c) eosinophils
(d) monocytes
91. Lymph lacks
(a) erythrocytes
(b) platelets
(c) plasma proteins
(d) All of these
92. Murmur is a disorder of
(a) heart valves
(b) AV node
(c)SA node
(d) pulmonaryry veion
93. Which is not a renal function?
(a) Reabsorption
(b) Secretion
(c) Perfusion
(d) Filtration
94. Which is not related to urine, concentration in mammals?
(a) Testosterone hormone
(b) Antidiuretic hormone
(c) Oxytocin
(d) Both (a) and (c)
95. Synthesis of urea occurs in
(a) kidneys
(b) lungs
(c) rectum
(d)pancreas
96. Blood dialysis is also called artificial
(a) lung
(b) kidney
(c) heart
(d) liver
97. Urine is concentrated in loop of Henle inv
(a) descending limb
(b) thick ascending limb _
(c) hairpin bend between descending arid ascending limbs
(d) area between ascending limb and distal convoluted tubule
98. Exchange of gases in lungs occur through
(a) simple diffusion
(b) active transport
(c) osmosis
(d) plasmolysis
99. In blood, C02 is transported mainly as
(a) sodium carbonate
(b) carboxy haemoglobin
(c) bicarbonate
(d) C02 as such
100. Hepatic portal system connects
(a) lungs to digestive system
(b) digestive system to liver
(c) liver to intestine
(d) only small intestine to liver
Direction (Q. NOS. 101-103) In each of the following questions a statement of Assertion is given followed by a corresponding statement of Reason just below it. Of the statements, mark the correct answer
(a) If both Assertion and Reason are true and Reason is the correct explanation of Assertion.
(b) If both Assertion and Reason are true, but Reason is not the correct explanation of Assertion.
(c) If Assertion is true, but Reason is false.
(d) If both Assertion and Reason are false.
101. Assertion Bile is secreted by liver.
Reason It has no chemical action.
102. Assertionv Respiration is an endergonic process.
Reason It only occurs during night.
103. Assertion A nephron is a unit structure and function in a kidney.
Reason A kidney contains about a million nephrons.
104.Match the following columns.v
Codes
A B C D
(a) 1 2 3 4
(b) 3 4 12
(c) 4 2 1 3
(d) 2 3 1 4
105.Match the following columns.
Codes
A B C D A B C D
(a) 4 1 5 2 (b) 1 2 3 4
(c) 4 5 2 1 (d) 1 3 4 2
106.Match the following columns.
Codes
ABCD (a) 1 2 3 4 (c) 4 3 5 1
ABCD (b) 4 3 2 5 (d) 5 4 1 2
Answers :
