CONTROL AND COORDINATION MOCK TEST MCQ 04 / नियंत्रण और समन्वय मोक टेस्ट
76. The effect of daily light period on flowering is called
(A) photooxidation (B) phototropism (C) photoperiodism (D) photorespiration
ANS : C
77. Brain stem is formed by the union of
(A) optic lobes (B) cerebellum with optic lobes
(C) corpora striate (D) mid brain, ponsvarolli and medulla oblongata
ANS : D
78. Number of spinal nerves in man are
(A) 11 pairs (B) 13 pairs (C) 6 pairs (D) 31 pairs
ANS : D
79. Third ventricle occurs in
(A) cerebrum (B) cerebellum (C) medulla oblongata (D) diencephalon
ANS : D
80. The pineal body is considered as
(A) an endocrine gland (B) an organ concerned with voluntary actions
(C) an organ concerned with vision (D) a vestige of third eye and endocrine gland
ANS : D
81. Part of brain involved in interpretation, storage of information and initiation of response on the basis of past experience is
(A) motor area (B) cerebellum (C) sensory area (D) association area
ANS : D
82. Autonomic nervous system controls
(A) reflex action (B) sense organs (C) internal organs (D) skeletal muscle
ANS : C
83. The study of nervous system and its disorders is called
(A) neurogenesis (B) hematology (C) neuroglia (D) neurology
ANS : D
84. In reflex action the reflex arc is formed by
(A) brain spinal cord
(C) muscle receptor
brain (D) muscles
spinal cord
receptor
ANS : B
85. The sensation of sight in human brain is perceived by
(A) optic lobe (B) occipital lobe (C) frontal lobe (D) parietal lobe
ANS : B
86. Phytohormones are
(A) Hormones regulating growth from seed to adult
(B) Hormones regulating secondary growth
(C) Growth regulators synthesized by plants influencing physiological process
(D) Hormones regulating flowering
ANS : C
87. The natural plant hormone were isolated from
(A) Cotton fruit, spinach, rich plant (B) Avena coleoptile, fungus gibberella
(C) Corn germ oil, human urine (D) None
ANS : C
88. If tip of seedling is cut off growth as well as bending ceases because it hampers
(A) Perception of light stimulus (B) Transpiration
(C) Respiration (D) Photosynthesis
ANS : A
89. The movement of plant organ in response to force of gravity is called
(A) Hydrotropism (B) Geotropism (C) Photo tropism (D) None
ANS : B
90. A high concentration of synthetic auxin is generally used for
(A) weed control (B) Root initiation (C) Prevent growth (D) All
ANS : A
91. Part of the neuron through which information travels as an electrical impulse is
(A) Dendrite (B) Axon (C) Cell body (D) Nerve ending
ANS : B
92. Arachnoid is
(A) Inner meninx (B) Middle meninx
(C) Outer meninx (D) Inner epithelial lining
ANS : B
93. Sympathetic nervous system
(A) Dilates pupil (B) Dilates bronchi
(C) Increases blood pressure (D) All the above
ANS : A
94. Audiovisual memory occurs in
(A) Frontal lobe (B) Parietal lobe (C) Temporal lobe (D) Occipital lobe
ANS : D
95. Neurolemma is formed by
(A) Schwann cells (B) Dendrites (C) Axolemma (D) Axoplasm
ANS : A
96. The sensory receptors in our body to detect smell are
(A) Auditory receptors (B) Gustatory receptors (C) Olfactory receptors (D) Tactile receptors
ANS : C
97. The chemicals that cross the synapse to start a similar electrical impulse in the next neuron are released from
(A) The dendritic tip (B) The cell body (C) The end of axon (D) The axon
ANS : C
98. Part of the neuron where information is acquired is
(A) Dendrite (B) Axon (C) Cell body (D) Nerve ending
ANS : A
99. Movement of pollen tube towards ovule is
(A) Chemotropism (B) Hydrotropism (C) Thigmotropism (D) none
ANS : A
100. Cytokinin are known to
(A) Inhibit cytoplasmic movement (B) Help in retention of chlorophyll
(C) Influence water movement (D) All
ANS : B
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