Top 500+ 10th Class Biology Subject Mcqs Pdf Download Chapter 12
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| 01 | 10th Class Biology Mcqs Chapter 10 | 02 | 10th Class Biology Mcqs Chapter 11 |
| 03 | 10th Class Biology Mcqs Chapter 12 | 04 | 10th Class Biology Mcqs Chapter 13 |
| 05 | 10th Class Biology Mcqs Chapter 14 | 06 | 10th Class Biology Mcqs Chapter 15 |
| 07 | 10th Class Biology Mcqs Chapter 16 | 08 | 10th Class Biology Mcqs Chapter 17 |
| 09 | 10th Class Biology Mcqs Chapter 18 | 10 | 10th Class Biology Mcqs Chapter 19 |
| 11 | 10th Class Biology Mcqs Chapter 20 | 12 | 10th Class Biology Mcqs Chapter 21 |
CHAPTER 12
COORDINATION AND CONTROL
Encircle the most appropriate answer from the following options
1. Processes that carry nerve impulses away from the cell body are called;
(a) Axons
(b) Dendrites
(c) Synapses
(d) Myelin sheath
2. The portion of the nervous system that is involuntary in action:
(a) Somatic nervous system
(b) Dendrites
(c) Synapses
(d) Myelin sheath
3. Which neurons are present inside the central nervous system?
(a) Sensory neurons only
(b) Motor neurons only
(c) Sensory and motor neurons both
(d} Interneurons only
4. which part of the brain responsible for muscle movement interpretation of the senses and the memory is the;
(a) Pons
(b) Medulla oblongata
(c) Cerebrum
(d) Cerebellum
5. Apart from hearing, what other major body function is performed by the ear?
(a) Hormones secretion
(b) Body balance
(c) Reduction in nerve pressure
(d) All of these
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6. The myelin sheath is formed by which wrap around the axons of some neurons;
(a) Nodes of Ranvier
(b) Axons
(c) Dendrites
(d) Schwann Cells
7. Which is not a part of the hindbrain:
(a) Pons
(b) Medulla oblongata
(c) Cerebrum
(d) Cerebellum
8. If you look at an intact human brain, what you see the most is a large, highly convoluted outer surface. This is the;
(a) Cerebrum
(b) Cerebellum
(c) pons
(d) Medulla oblongata
9. Insulin and glucagon are produced In the
(a) Hypothalamus
(b) Anterior pituitary
(c) Liver
(d) Pancreas
10. All of these are hormones except:
(a) Insulin
(b) Thyroxin
(c) Glucagon
(d) Pepsinogen
11. The elongation of eye-ball results in:
(a) Myopia
(b) Blindness
(c) Deafness
(d) None of these
12. The pathway followed by the nerve impulses for producing a reflex action is called;
(a) Reflex action
(b) Reflex arc
(c) Neuron
(d) Spinal cord
13. Ali Ibn-e-lsa’s book on study of diseases and surgery of eye is;
(a) Biology
(b) Botany
(c) Ophthalmology
(d) Zoology
14. A coordinated action has components;
(a) 3
(b) 4
(c) 5
(d) 6
15. The organs which are specifically Built to detect the particular type of stimulus are called
(a) Receptors
(b) Effectors
(c) Stimuli
(d) All of these
17. The nervous System consists of billions of neurons and;
(a) Hormones
(b) Nephrons
(c) Neuroglial cells
(d) Receptors
18. Nucleus and cytoplasni of neuron is located in;
(a) Cell body
(b) Dendrites
(c) Axons
(d) Myelin sheath
19. The sensory layer of eye is;
(a) Cornea
(b) Iris
(c) Sclera
(d) Retina
20. The sensory part of ear is;
(a) Succulus
(b) Stapes
(c) Vestibule
(d) Cochlea
21. Ibn-al-Haytham is famous for his book of:
(a) Chemistry
(b) Optics
(c) Biology
(d) Co-ordination
22. Who is unable to see during the day
(a) Rabbit
(b) Owl
(c) Cat
(d) Human
23. Which one is the smallest bone of the human body
(a) Malleus
(b) incus
(c) Stapes
(d) Cochlea
24. Which gland is pea shaped
(a) Hypothalamus
(b) Pancreas
(c) Pituitary
(d) Adrenal
25. Which separates the middle ear from inner ear
(a) Malleus
(b) incus
(c) Stapes
(d) Eustachian tube
26. Non-Myelinated points between the myelin on an axon are:
(a) Saltatory nerves
(b) Nodes of Ranvier
(c) Neuroglial cells
(d) Schwann cells
27. Glucagon is secreted by
(a) Exocrine part of pancreas
(b) Islets of Langerhans
(c) Pituitary Gland
(d) None of these
28. are sensitive to dim light.
(a) Rods
(b) Cones
(c) Retina
(d) Cornea
29. Night blindness is caused due to the deficiency of the body.
(a) Vitamin A
(b) Iodopsin
(c) Protein
(d) Fats
30. The lens found in human eye is•
(a) Biconcave
(b) Biconvex
(c) Both a and b
(d) None of these
31. Lobe concerned with senses of hearing •and smell:
(a) Frontal
(b) Parietal
(c) Occipital
(d) Temporal
32. The largest part of the fore-brain that controls skeletal muscles, thinking, intelligence and emotions;
(a) Cerebellum
(b) Cerebrum
(c) Hypothalamus
(d) Thalamus
33. This is not the part of hind brain:
(a) Pons
(b) Medulla Oblongata
(c) Jer Cerebrum
(d) Cerebellum
34. The hormone calcitonin is secreted by:
(a) Pituitary gland
(b) Thyroid gland
(c) Pancreas
(d) Adernal gland
35. Central nervous system consists of brain and:
(a) Effectors
(b) Receptors
(c) Nerves
(d) Spinal cord
36. Under the influence of which hormone of pituitary gland thyroxine and calcitonin is produced?
(a) Thyroid stimulating hormone
(b) Glucagon
(c) Testosterone
(d) Androgens
37. Which part of human body plays le in balancing the body:
(a) Eye
(b) Ear
(c) Nose
(d) Teeth
38. Female secondary •sex characters are controlled by:
(a) Estrogen
(b) Progesterone
(c) Testosterone
(d) Estrogen and Progesterone
39. Functional disorder of nervous system is:
(a) Dwarfism
(b) Paralysis
(c) Epilepsy
(d) Gigantism
40. Father of optics is
(a) Newton
(b) Ali ibn isa
(c) Ibn Al haytham
(d) Al farabi
41. Rods and cones are absent in
(a) optic disc
(b) Blind spot
(c) retina
(d) Optic disc and blind spot
42. Muscular ring formed by choroid is
(a) cornea
(b) Pupil
(c) Iris
(d) Sclera
43. Pairs of cranial nerves are
(a) 21
(b) 12
(c) 33
(d) 3
44. Pair of spinal nerves are
(a) 2
(b) 33
(c) 31
(d) 12
45. Connection between cerebellum and spinal cord is
(a) Medulla oblongata
(b) Mid brain
(c) Pons
(d) Cerebrum
46. Brain stem involves:
(a) Medulla oblongata and Pons
(b) Cerebrum
(c) Midbrain
(d) Medulla oblongata, Pons,and Mid brain
47. Which lobe permits -conscious control of skeletal muscles?
(a) Frontal
(b) Occipital
(c) Parietal
(d) Temporal
48. Visual information is received and analysed by which lobe?
(a) Frontal
(b) Occipital
(c) Temporal
(d) Parietal
49. Sensation of smell is created by:
(a) Cerebrum
(b) Cortex
(c) Olfactory bulbs
(d) Medulla
50. Which lobe co-ordinates movements involved in speech?
(a) Frontal
(b) Parietal
(c) Occipital
(d) TemporaL
51. Layers of brain are called:
(a) Cranium
(b) Meninges
(c) Lobes
(d) Central canal
52. Cerebrospinal fluid is present in:
(a). Ventriéles
(b) Central canal
(c) Ventricles and Central canal
(d) Meninges
53. Sound receptor cells are present
(a) Succulus
(b) Stapes
(c) Vestibule
(d) Cochlea
54. The special neuroglial cells located at regular intervals along axons are called:
(a) Dendrites
(b) Myelin sheath
(c) Schwann cells
(d) Nodes of. Ranvier
55. Which of the following contains sensory areas that received impulses from skin?
(a) Frontal Lobe
(b) Occipital Lobe
(c) Temporal Lobe
(d) Parietal Lobe
56. In rene.x action, which of the following acts as co-ordinator?
(a) Brain
(b) Neurons
(c) Reflex Arc
(d) Spinal Cord
57.Progesterone is secreted by:
(a) Pancreas
(b) Adrenal glands:
(c) Testes
(d) Ovaries
58. For farsightedness the image is formed:
(a) Behind the retina
(b) In front of retina
(c) On the retina
(d) On blind spot
59. The length of spinal cord Is:
(a) 20 cm
(b) 30 cm
(c) 40 cm
(d) 50 cm
60. A pigment Iodopsin is present in:
(a) Rods
(b) Cones
(c) Cornea
(d) Sclera
61. Which types of problems are rectified by the used of Convex lens?
(a) Hypermetropia
(b) Short sightedness
(c) Night blindness
(d) Myopia
62. Auditory canal ends in:
(a) Cochlea
(b) Ear drum
(c) Middle ear
(d) Eustachian tube
63. Hyperthyroidism is caused by:
(a) Overproduction of Thyroxine
(b) Underproduction of Thyroxine
(c) Overproduction of Insulin
(d) Overproduction of glucagon
64. Parathormone is secreted by:
(a) Parathyroid gland
(b) Thyroid gland
(c) Adrenal gland
(d) Gonads
65. Which hormone prepares body to overcome emergency situation?
(a) Parathormone
(b) Vasopressin
(c) Thyroxin
(d) Adrenaline
66. The pathway which conduct impulses from CNS to effectors?
(a) Sensory pathway
(b) Motor pathway
(c) Mixéd pathway
(d) interneuron pathway
67. In unicellular organisms, Co-ordination is brought about by:
(a) Nerves
(b) Chemicals
(c) Brain
(d) Braig and nerves
68. Brain and Spinal cord are examples of:
(a) Stimuli
(b) Receptors
(c) Coordinators
(d) Effectors
69. Endocrine glands are:
(a) Effectors
(b) Coordinators
(c) Receptors
(d) Stimuli
70. In which parts of the body many Neurons cell bodies combine to make a group:
(a) Nerves
(b) Tissues
(c) Ganglion
(d) Muscles