10th Class Science Control and Coordination Question Bank

done Control and Co-ordination Total Questions - 55

• question_answer1)
  Which of these labelled parts controls peristaltic movements?
  A)
  W                                           done clear
  B)
  X                                            done clear
  C)
  Y                                             done clear
  D)
  Z done clear
  View Solution play_arrow

• question_answer2)
  Which of the following parts make the peripheral nervous system?

  (i) Spinal cord

  (ii) Spinal nerves

  (iii) Cranial nerves

  A)
  Only (i) done clear
  B)
  Only (i) and (ii) done clear
  C)
  Only (ii) and (iii) done clear
  D)
  All the three done clear
  View Solution play_arrow

• question_answer3)
  Which of the following statements fl distinguishes a motor neuron from a sensory neuron?

  (i) It carries information to the brain.

  (ii) It carries impulses away from the central nervous system.

  (iii) Motor neurons carry information to the brain and impulses from the brain.

  A)
  Only (i)                                done clear
  B)
  Only (i) and (ii) done clear
  C)
  Only (ii)                               done clear
  D)
  All the three                      done clear
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• question_answer4)
  The sheath which covers the axon of a neuron is made up of
  A)
  glucose.                              done clear
  B)
  protein.                               done clear
  C)
  minerals.                            done clear
  D)
  myelin. done clear
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• question_answer5)
  The relay or connector neuron is located in which of the following parts?        

  (i) Brain

  (ii) Spinal cord

  (iii) Cranial nerves

  (iv) Spinal nerves

  A)
  Only (i) and (ii) done clear
  B)
  Only (i), (ii) and (iv) done clear
  C)
  Only (ii), (iii) and (iv)                 done clear
  D)
  All the four done clear
  View Solution play_arrow

• question_answer6)
  Which of the following functions is performed by the sensory neuron?
  A)
  It transfers impulses from the receptor to the effector.             done clear
  B)
  It transfers impulses from the effector to the motor neuron. done clear
  C)
  It transfers impulses from the receptor to the central nervous system. done clear
  D)
  It transfers impulses from the central nervous system to the receptor. done clear
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• question_answer7)
  Which of the following is the correct sequence of the components in the transfer of impulses in a reflex arc?

  (i)  Sensory nerve

  (ii) Sensory organ

  (iii) Muscle

  (iv) Motor nerve

  A)
  i \[\to \] ii \[\to \] iii \[\to \] iv   done clear
  B)
  iv \[\to \] iii \[\to \] ii \[\to \] I                  done clear
  C)
  ii \[\to \] i \[\to \] iv \[\to \] iii   done clear
  D)
  iii \[\to \] iv \[\to \] i \[\to \] ii done clear
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• question_answer8)
  Which of the following is an effector organ?

  (i) Skin

  (ii) Skeletal muscles

  (iii) Salivary glands

  A)
  Only (i)                                done clear
  B)
  Only (i) and (ii) done clear
  C)
  Only (ii) and (iii) done clear
  D)
  All the three done clear
  View Solution play_arrow

• question_answer9)
  Which of the following Sequences is correct in transfer of impulses in a reflex arc?
  A)
  \[\text{Receptor}\to \text{sensory nerve}\to \text{spinal cord}\to \] \[\text{motor nerve}\to \text{effector}.\] done clear
  B)
  \[\text{Effector}\to \text{motor nerve}\to \text{spinal cord}\to \] \[\text{sensory nerve}\to \text{receptor}.\] done clear
  C)
  \[~\text{Spinal cord}\to \text{sensory nerve}\to \text{receptor}\to \text{motor nerve}\to \text{effector}.\] done clear
  D)
  \[~\text{Spinal cord}\to \text{motor nerve}\to \text{effector}\to \] \[\text{sensory nerve}\to \text{receptor}.\] done clear
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• question_answer10)
  Which of the following is an example of a reflex action?
  A)
  A knee-jerk done clear
  B)
  Blinking of an eye done clear
  C)
  Pumping of blood by the heart done clear
  D)
  Both (a) and (b) done clear
  View Solution play_arrow

• question_answer11)
  Which of the following is/are the characteristic features of reflex action?
  A)
  It is a fast response. done clear
  B)
  It is an automatic response. done clear
  C)
  It is an involuntary action. done clear
  D)
  All of these done clear
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• question_answer12)
  When Anvesh's cerebellum is injured in an accident, Anvesh is unable to do which of the following actions?
  A)
  Hand movements done clear
  B)
  Balancing of body done clear
  C)
  Coordinate his body movements done clear
  D)
  All of these done clear
  View Solution play_arrow

• question_answer13)
  The medulla oblongata of the brain controls which of the following actions?

  (i) Heart beat

  (ii) Peristalsis

  (iii) Body balance

  A)
  Heart beat                         done clear
  B)
  Peristalsis                           done clear
  C)
  Body balance    done clear
  D)
  Both (a) and (b) done clear
  View Solution play_arrow

• question_answer14)
  Which statement about the human brain is incorrect?
  A)
  Human brain is made up of cerebrum, cerebrellum and medulla oblongata. done clear
  B)
  The outer brain is white and the inner one is grey in colour. done clear
  C)
  Brain is the main controlling centre of the human nervous system. done clear
  D)
  Brain receives impulses from the sensory organs. done clear
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• question_answer15)
  Ali lost his vision in an accident. Which of the following labelled pans injury cause the loss of Ali's vision?   
  A)
  P                            done clear
  B)
  Q                            done clear
  C)
  R                            done clear
  D)
  S done clear
  View Solution play_arrow

• question_answer16)
  Which of the following transport(s) hormones from the place of origin to the place of target?
  A)
  Ducts                                    done clear
  B)
  Blood                   done clear
  C)
  Nerves                                done clear
  D)
  All these                             done clear
  View Solution play_arrow

• question_answer17)
  Which of the following not function well endocrine gland is leads to body loss thirst all time and high concentration of glucose in urine?
  A)
  Adrenal glands                 done clear
  B)
  Pancreas                             done clear
  C)
  Pituitary gland done clear
  D)
  Thyroid gland done clear
  View Solution play_arrow

• question_answer18)
  Read the given information and identify the gland.

  Secreted by endocrine glands located on the top of kidneys.

  Deficiency can cause Addison's disease.

  A)
  Adrenal gland   done clear
  B)
  Pituitary gland  done clear
  C)
  Thyroid gland    done clear
  D)
  Parathyroid gland done clear
  View Solution play_arrow

• question_answer19)
  Various activities and functions in the human body is/are controlled and coordinated by which of the following organ systems?

  (i) Circulatory system

  (ii) Respiratory system

  (iii) Nervous system

  (iv) Endocrine system

  A)
  Only (i) and (ii) done clear
  B)
  Only (iii) and (iv) done clear
  C)
  Only (i), (ii) and (iii) done clear
  D)
  All the four done clear
  View Solution play_arrow

• question_answer20)
  Which of the following hormones prevents water loss from plants?
  A)
  Gibberellins      done clear
  B)
  NAA                                                      done clear
  C)
  Indole acetic acid            done clear
  D)
  ABA done clear
  View Solution play_arrow

• question_answer21)
  Which of the following is used to destroy dicotyledonous weeds?
  A)
  Indole acetic acid done clear
  B)
  2, 4-dichlorophenoxy acetic acid done clear
  C)
  Abscisic acid done clear
  D)
  Naphthalene acetic acid done clear
  View Solution play_arrow

• question_answer22)
  Which of the following hormones causes the shedding of leaves and fruits?
  A)
  Indole acetic acid done clear
  B)
  Naphthalene acetic acid done clear
  C)
  Gibberellins                          done clear
  D)
  Abscisic acid done clear
  View Solution play_arrow

• question_answer23)
  Which of the following hormones helps in parthenocarpy?
  A)
  Abscisic acid      done clear
  B)
  Gibberellin                         done clear
  C)
  Ethylene                             done clear
  D)
  Cytokinin done clear
  View Solution play_arrow

• question_answer24)
  Which of the following hormones plays an important function in embryo implantation?
  A)
  Testosterone    done clear
  B)
  Insulin                  done clear
  C)
  Prolactin                             done clear
  D)
  Progesterone done clear
  View Solution play_arrow

• question_answer25)
  Which of the following is a mixed gland?
  A)
  Pituitary                              done clear
  B)
  Adrenal  done clear
  C)
  Pancreas          done clear
  D)
  Ovary done clear
  View Solution play_arrow

• question_answer26)
  Which of the following functions are stimulated by hormones in the agricultural field?
  A)
  The ripening of fruits done clear
  B)
  The growth of plant done clear
  C)
  The development of fruit done clear
  D)
  All of these done clear
  View Solution play_arrow

• question_answer27)
  Which part of nervous system controls involuntary actions?
  A)
  Medulla oblongata done clear
  B)
  Cerebellum                       done clear
  C)
  Hypothalamus                  done clear
  D)
  Spinal cord done clear
  View Solution play_arrow

• question_answer28)
  Which of the following is caused by the hormone auxin?
  A)
  Stimulates the development of cell division. done clear
  B)
  Stimulates the falling off of ripe fruits. done clear
  C)
  Inhibits growth. done clear
  D)
  Stimulates the development of fruit and prevents the falling off of fruits. done clear
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• question_answer29)
  Identify 'X' and its function?                
  A)

  X	Function of X
  Ribosome	Synthesizes protein

  done clear
  B)
   

  X	Function of X
  Lysosome	Produces enzyme

  done clear
  C)
   

  X	Function of X
  Vesicle	Release neurotransmitter

  done clear
  D)
   

  X	Function of X
  Granule	Stores starch

  done clear
  View Solution play_arrow

• question_answer30)
  Which of the following statement are true about endocrine glands?

  (i) They are ductless glands.

  (ii) They secrete h ormones directly into the blood

  (iii) Examples are mammary glands and salivary glands.

  A)
  Only (i) and (ii) done clear
  B)
  Only (i) and (iii) done clear
  C)
  Only (ii) and (iii)               done clear
  D)
  All the three done clear
  View Solution play_arrow

• question_answer31)
  The chart given below shows the human nervous system. Identify P and Q.                
  A)

  P	Q
  Cranial nerves	Spinal nerves

  done clear
  B)
   

  P	Q
  Neurons	Spinal cord

  done clear
  C)
   

  P	Q
  Spinal nerves	Cranial nerves

  done clear
  D)
   

  P	Q
  Spinal cord	Spinal nerves

  done clear
  View Solution play_arrow

• question_answer32)
  Which of the following represents the part labelled 'P' in the given figure?
  A)
  Dendrite                             done clear
  B)
  Cell body                            done clear
  C)
  Dendron                             done clear
  D)
  Axon done clear
  View Solution play_arrow

• question_answer33)
  The following shows the sequence in the pathway of a nerve impulse through a reflex arc. \[P\to Q\to synapse\to relay\,\,neuron\to synapse\to R\to S\] What does R, Q, R and S represent?                
  A)

  P	Q	R	S
  Tongue	Motor neuron	Sensory neuron	Tear glands

  done clear
  B)
   

  P	Q	R	S
  Muscle	Sensory neuron	Motor neuron	Nose

  done clear
  C)
   

  P	Q	R	S
  Eye	Motor neuron	Sensory neuron	Muscle

  done clear
  D)
   

  P	Q	R	S
  Skin	Sensory neuron	Motor neuron	Muscle

  done clear
  View Solution play_arrow

• question_answer34)
  What is the importance of reflex actions?
  A)
  Protects the body from serious damage by quick automatic responses towards stimuli done clear
  B)
  Enables a person climb the stairs without looking done clear
  C)
  Enables a person to protect himself from attack by using self-defense techniques done clear
  D)
  Enables a person to choose his actions according to his will done clear
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• question_answer35)
  Identify P, Q and R in the given figure.                
  A)

  P	Q	R
  Cerebellum	Cerebrum	Medulla oblongata

  done clear
  B)
   

  P	Q	R
  Cerebrum	Medulla oblongata	Cerebellum

  done clear
  C)
   

  P	Q	R
  Medulla	Cerebellum	Cerebrum

  done clear
  D)
   

  P	Q	R
  Cerebrum	Cerebellum	Medulla oblongata

  done clear
  View Solution play_arrow

• question_answer36)
  Flowers like tulip, crocus open at high temperature, but close with fall of temperature. Which of the following movements does it involve?
  A)
  Photonasty                        done clear
  B)
  Nyctinasty                          done clear
  C)
  Seismonasty     done clear
  D)
  Thermonasty done clear
  View Solution play_arrow

• question_answer37)
  What will happen if part P is injured?  
  A)
  Breathing will be affected. done clear
  B)
  The person will not be able to think rationally. done clear
  C)
  Coordination and stability of the body will be adversely affected. done clear
  D)
  The person will not be able to move. done clear
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• question_answer38)
  Which of the following movements involves the opening and closing of flowers?
  A)
  Nastic movement done clear
  B)
  Tropic movement done clear
  C)
  Mutation done clear
  D)
  Autonomic movement done clear
  View Solution play_arrow

• question_answer39)
  What is the immediate effect on a person if the gland shown below is removed?
  A)
  The metabolic rate increases. done clear
  B)
  The blood sugar levels in blood are disturbed. done clear
  C)
  The heartbeat rate decreases. done clear
  D)
  The blood pressure increases. done clear
  View Solution play_arrow

• question_answer40)
  Which of the following involves growth movement of the plant or plant part towards the soil?
  A)
  Hydrotropism   done clear
  B)
  Geotropism done clear
  C)
  Phototropism   done clear
  D)
  Thigmotropism done clear
  View Solution play_arrow

• question_answer41)
  Which of the given statements are true about the given gland?
  A)
  Controls the organic and mineral metabolism done clear
  B)
  Controls the mental and physical development of the body in children done clear
  C)
  Prepares the body for fight of flight done clear
  D)
  Both (a) and (b) done clear
  View Solution play_arrow

• question_answer42)
  Which of the following movements is induced by a change in light intensity?
  A)
  Nyctinasty                          done clear
  B)
  Thermonasty                   done clear
  C)
  Photonasty                       done clear
  D)
  Chemonasty done clear
  View Solution play_arrow

• question_answer43)
  Leaflets of Mimosa pudica exhibit which of the following plant movements?
  A)
  Chemonasty    done clear
  B)
  Seismnasty                       done clear
  C)
  Thigmonasty     done clear
  D)
  Thermonasty done clear
  View Solution play_arrow

• question_answer44)
  Match the following terms in Column-I with those in Column - II correctly.

  	Column-I		Column-II
  a.	Seed germination	1.	Auxin
  b.	Leaf	2.	Cytokinin
  c.	Cell division	3.	Abscisic acid
  d.	Root formation	4.	Gibberellines

  A)
  a-1, b-2, c-3, d-4 done clear
  B)
  a-3, b-4, c-1, d-2 done clear
  C)
  a-4, b-3, c-2, d-1 done clear
  D)
  a-2, b-1, c-4, d-3 done clear
  View Solution play_arrow

• question_answer45)
  Match the following plants in Column -I with the movements they exhibit in Column- II.

  	Column-I		Column-II
  a.	Bittergourd	1.	Photonasty
  b.	Mimosa pudica	2.	Thigmonasty movement
  c.	Dandelion	3.	Thigmostropism
  d.	Roots	4.	hydrotropison

  A)
  a-1, b-2, c-3, d-4 done clear
  B)
  a-3, b-2, c-1, d-4 done clear
  C)
  a-4, b-3, c-2, d-1 done clear
  D)
  a-2, b-1, c-4, d-3 done clear
  View Solution play_arrow

• question_answer46)
  Which of these labelled structures and their functions is correctly matched?                
  A)

  Control of body movement and posture	Control of breathing rate and blood pressure
  P	Q

  done clear
  B)
         

  Control of body movement and posture	Control of breathing rate and blood pressure
  Q	S

  done clear
  C)
                        

  Control of body movement and posture	Control of breathing rate and blood pressure
  S	P

  done clear
  D)
      

  Control of body movement and posture	Control of breathing rate and blood pressure
  R	Q

  done clear
  View Solution play_arrow

• question_answer47)
  Which of the following cells stops dividing after birth?
  A)
  Nerve cell          done clear
  B)
  Glialcell                                done clear
  C)
  Epithelial cell                     done clear
  D)
  Liver cell done clear
  View Solution play_arrow

• question_answer48)
  Which of the following maintains homeostasis electrolyte balance and thermoregulation?
  A)
  Medulla oblongata done clear
  B)
  Cerebellum done clear
  C)
  Hypothalamus done clear
  D)
  Diencephalon done clear
  View Solution play_arrow

• question_answer49)
  Which of the following is present in grey matter?
  A)
  Nerve cell bodies            done clear
  B)
  Nerve axons                     done clear
  C)
  Pons                                     done clear
  D)
  Myelin sheath done clear
  View Solution play_arrow

• question_answer50)
  How many pairs of spinal nerves are found in human beings?
  A)
  8                                             done clear
  B)
  12                          done clear
  C)
  25                                          done clear
  D)
  31 done clear
  View Solution play_arrow

• question_answer51)
  Which of the following elements is essential to make a neuron electrically charged?
  A)
  Potassium                          done clear
  B)
  Sodium                                                done clear
  C)
  Phosphorous    done clear
  D)
  Calcium done clear
  View Solution play_arrow

• question_answer52)
  Which of the following regulates body temperature, apetite and emotions in the brain?
  A)
  Thalamus                            done clear
  B)
  Hypothalamus  done clear
  C)
  Cerebrum                          done clear
  D)
  Cerebellum done clear
  View Solution play_arrow

• question_answer53)
  Which of the following parts of the brain helps in analyzing a problem?
  A)
  Diencephalon done clear
  B)
  Cerebellum done clear
  C)
  Medulla oblongata done clear
  D)
  Cerebrum done clear
  View Solution play_arrow

• question_answer54)
  Which of the following movements involves the movement of sprouts towards sunlight?
  A)
  Phototropism   done clear
  B)
  Geotropism       done clear
  C)
  Seismotropism                 done clear
  D)
  Chemotropism done clear
  View Solution play_arrow

• question_answer55)
  Which of the following tropic movements involves by the mechanism of climbing in some plants?
  A)
  Phototropism   done clear
  B)
  Geotropism                       done clear
  C)
  Chemotropism                 done clear
  D)
  Directional done clear
  View Solution play_arrow