Control and Coordination worksheet

Control and coordination Worksheet


CHOOSE APPROPRIATE ALTERNATIVE

  1. What is called the movement of plant toward gravity?
    [A] Hydrotropism [B] Geotropism [C] Chemotropism [D] Phototropism
  2. The plant part which exhibits negative geotropism is...
    [A] root [B] stem [C] branch [D] leaves
  3. The growth of a pollen tube towards the ovule is caused by...
    [A] phototropism [B] hydrotropism [C] gravitropism [D] chemotropism
  4. Bending of a shoot of a plant in response to light is known as...
    [A] geotropism [B] phototropism [C] thigmotropism [D] photonasty
  5. The stimulus in the process of thigmotropism is
    [A] touch [B] gravity [C] light [D] chemical
  6. Which of the following helps in maintaining posture and balance of human body?
    [A] Cerebellum [B] Cerebrum [C] Medulla oblongata [D] Pons
  7. How many pairs of nerves arise from the spinal cord?
    [A] 21 [B] 31 [C] 41 [D] 51
  8. Cerebellum, medulla oblongata and pons are the parts of...
    [A] mid-brain [B] hind-brain [C] fore-brain [D] spinal cord
  9. For the synthesis of which of the following hormones is iodine necessary?
    [A] Adrenaline [B] Auxin [C] Thyroxine [D] Insulin
  10. Which of the following is a mis-matched pair?
    [A] Adrenaline and pituitary gland [B] Estrogen and ovary 
    [C] Insulin and pancreas [D] Progesterone and ovary
  11. The spinal cord originates from...
    [A] cerebrum [B] cerebellum [C] medulla oblongata [D] pons
  12. Which of the following hormones prepares our body for action in emergency situations?
    [A] Testosterone [B] Growth hormone [C] Adrenaline [D] Insulin
  13. Which of the following is male sex hormone?
    [A] Estrogen [B] Adrenaline [C] Testosterone [D] Progesterone
  14. Which of the following endocrine glands does not occur as a pair in human body?
    [A] Adrenal [B] Pituitary [C] Testis [D] Ovary
  15. Plant hormones are called...
    [A] phytohormones [B] cytohormones [C] mesohormones [D] mitohormones
  16. Which of the following hormones is a growth inhibitor?
    [A] Auxin [B] Gibberellin [C] Cytikinin [D] Abscisic acid
  17. The leaves of a sensitive plant possess a soft cushion-like structure called...
    [A] pulmonus [B] pulvinus [C] pollenus [D] polynus
  18. Which of the following plants shows thermonasty at higher temperatures?
    [A] Lotus [B] Sunflower [C] Tulip [D] Mimosa
  19. The structural and functional unit of human nervous system is...
    [A] brain [B] nerve cell [C] axon [D] spinal cord
  20. The protective and insulation sheath of myelin is found around...
    [A] axon [B] dendrite [C] cell body [D] pons
  21. The very small gap between two nerve cells is called...
    [A] myelin [B] Ranvier's node [C] synapse [D] impulse
  22. The central nervous system consists of...
    [A] brain [B] spinal cord [C] brain and spinal cord [D] cerebrum and pons
  23. The average weight of an adult human brain is ______ gm.
    [A] 1000 [B] 1350 [C] 1530 [D] 3150
  24. Pons regulates...
    [A] body balance [B] blood circulation [C] blood pressure [D] respiration
  25. Involuntary activities are controlled by...
    [A] fore-brain [B] cerebellum [C] medulla oblongata [D] spinal cord
  26. In spinal cord, the grey matter is arranged in ______ shape.
    [A] H [B] W [C] R [D] K
  27. Which of the following is not an example of reflex action?
    [A] Sneezing [B] Yawning [C] Walking [D] Coughing
  28. In reflex action ______ plays no role.
    [A] brain [B] spinal cord [C] sensory neuron [D] motor neuron
  29. The effects of sympathetic and parasympathetic nervous systems are...
    [A] complimentary [B] contradictory [C] both of A and B [D] neither of A and B
  30. Which of the following hormones is not released by pituitary gland?
    [A] TSH [B] Thyroxin [C] ACTH [D] FSH
  31. Which hormone causes ejection of milk from mammary glands?
    [A] Vasopressin [B] Oxytocin [C] FSH [D] TSH
  32. ______ is antidiuretic hormone.
    [A] Vasopressin [B] Oxytocin [C] FSH [D] TSH
  33. Diabetes is caused due to the deficiency of... 
    [A] vasopressin [B] thyroxine [C] oxytocin [D] insulin
  34. Goitre is caused due to the deficiency of ______ in our diet.
    [A] iron [B] iodine [C] sodium [D] protein
  35. Hypothyroidism results in...
    [A] enlargement of thyroid [B] contraction of thyroid 
    [C] exophthalmic goitre [D] deficiency of iodine
  36. The hormone secreted by parathyroid gland regulates the level of ______ in blood.
    [A] RBC & WBC [B] sugar & fat [C] calcium & phosphate [D] protein
  37. ______ is called 'fight or flight' hormone.
    [A] Thyroxine [B] Adrenalin [C] Testosterone [D] FSH
  38. Hormones have ______ effect.
    [A] stimulatory [B] inhibitory [C] both stimulatory & inhibitory [D] nonregulatory
  39. Animals coordinate their activities through...
    [A] nervous system [B] hormones [C] both in A and B [D] brain
  40. Which of the following is/are growth promoter hormone/s in plants
    [A] Auxin [B] Abscisic acid [C] Cytokinin [D] Auxin and cytokinin
  41. The growth of plant in the direction of stimulus is called...
    [A] tropism [B] nastism [C] positive tropism [D] negative tropism
  42. The growth of stem is known as...
    [A] geotropism [B] gravitropism [C] positive geotropism [D] negative geotropism
  43. When we touch the leaves of mimosa plant, we observe...
    [A] photonasty [B] thermonasty [C] thigmonasty [D] hydronasty
  44. The flowers of lotus and sunflower open in the morning. This is an example of...
    [A] thigmonasty [B] thermonasty [C] photonasty [D] tropic movement
  45. Opening of crocus and Tulip flowers at high temperature is an example of...
    [A] thigmonasty [B] thermonasty [C] thermotropism [D] thigmotropism
  46. The shorter fibres of nerve cell are called...
    [A] dendrite [B] axon [C] synapse [D] nerve fibre
  47. The longest fibres of nerve cell are called...
    [A] dendrite [B] axon [C] synapse [D] nerve fibre
  48. Which structure of a nerve cell receives the nerve impulse passed on by another nerve cell?
    [A] Dendrite [B] Axon [C] Nerve fibre [D] Ranvier's node
  49. By which structure does nerve impulse pass from one nerve cell to other nerve cell?
    [A] Dendrite [B] Axon [C] Nerve fibre [D] Ranvier's node
  50. After travelling through the nerve cell, the nerve impulse gets converted to...
    [A] chemical signal [B] electrical signal [C] mechanical signal [D] electronic signal
  51. The structure that protects brain is called...
    [A]vertebral column [B] cranium [C] thalamus [D] corpus callosum
  52. The brain is surrounded by membranes called...
    [A] corpus callosum [B] meninges [C] thalamus [D] lobes
  53. Which matter is present in the outer region of brain?
    [A] Blue matter [B] White matter [C] Grey matter [D] Dark matter
  54. Which matter forms the inner part of brain?
    [A] Blue matter [B] White matter [C] Grey matter [D] Dark matter
  55. Which of the following protects brain from mechanical shock?
    [A] White matter [B] Grey matter [C] Dark fluid [D] Cerebrospinal fluid
  56. Which is the largest and most complex part of human brain?
    [A] Cerebrum [B] Cerebellum [C] Pons [D] cranium 
  57. The two cerebral hemispheres are joined together by...
    [A] cranium [B] pons [C] medulla oblongata [D] corpus callosum
  58. Each cerebral hemisphere is divided into _____ lobes.
    [A] 2 [B] 3 [C] 4 [D] 6
  59. Which of the following is a highly convoluted structure?
    [A] cerebellum [B] cerebral medulla [C] cerebral cortex [D] corpus callosum
  60. Which of the following part of the brain controls and regulates blood pressure, hunger, body temperature and thirst?
    [A] Thalamus [B] Hypothalamus [C] Medulla oblongata [D] Cerebellum
  61. Which of the following coordinates the body movement?
    [A] Pons [B] Medulla oblongata [C] Cerebellum [D] Corpora quadrigemina
  62. Which of the following controls involuntary activities like coughing and sneezing?
    [A] Pons [B] Medulla oblongata [C] Cerebellum [D] Cerebrum
  63. The spinal cord is protected by...
    [A] cranium [B] corpus callosum [C] pons [D] vertebral column
  64. Which of the following nerve fibres are present in the white matter?
    [A] Medullated nerve fibres and neurons with long processes 
    [B] Medullated nerve fibres and neurons with short processes
    [C] Nonmedullated nerve fibres and neurons with long processes
    [D] Nonmedullated nerve fibres and neurons with short processes
  65. Which of the following nerve fibres are present in the grey matter?
    [A] Medullated nerve fibres and neurons with long processes 
    [B] Medullated nerve fibres and neurons with short processes
    [C] Nonmedullated nerve fibres and neurons with long processes
    [D] Nonmedullated nerve fibres and neurons with short processes
  66. The nervous system that controls the involuntary activities is called...
    [A] autonomous nervous system [B] central nervous system
    [C] independent nervous system [D] absolute nervous system
  67. Sympathetic and parasympathetic nervous systems are parts of...
    [A] central nervous system [B] autonomous nervous system 
    [C] peripheral nervous system [D] special nervous system
  68. In which part of the body are pituitary gland, pineal gland and hypothalamus are located?
    [A] Abdominal cavity [B] Brain [C] Neck [D] Thoracic cavity
  69. Melanocyte stimulating hormone is secreted from ______ pituitary gland.
    [A] anterior [B] intermediate [C] posterior [D] dorsal
  70. ______ is the gland attached to the kidney.
    [A] Pineal [B] Thyroid [C] Testis [D] Adrenal
  71. _____ stimulates the absorption of water and controls the loss of water through urine.
    [A] ADH [B] TSH [C] ACTH [D] FSH
  72. A patient experienced a sudden rise in body weight up to 6 kg within a couple of weeks. Disorder of which gland is related to this condition?
    [A] Adrenal [B] Testes/ovary [C] Pancreas [D] Thyroid
  73. In which lobe of cerebrum is the centre for visual reception located?
    [A] Frontal [B] Parietal [C] Temporal [D] Occipital

ANSWERS

(1) B (2) B (3) D (4) B (5) A (6) A (7) B (8) B (9) C (10) A (11) C (12) C (13) C (14) B (15) A (16) D (17) B (18) C (19) B (20) A (21) C (22) C (23) B (24) D (25) C (26) A (27) C (28) A (29) C (30) B (31) B (32) A (33) D (34) B (35) A (36) C (37) B (38) C (39) C (40) D (41) A (42) D (43) C (44) C (45) B (46) A (47) B (48) A (49) B (50) A (51) B (52) B (53) C (54) B (55) D (56) A (57) D (58) C (59) C (60) B (61) C (62) B (63) D (64) A (65) D (66) A (67) B (68) B (69) B (70) D (71) A (72) D (73) D 


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