Which of the following is not an involuntary action?
  • Vomiting
  • Salivation
  • Heart beat
  • Chewing
When a person is suffering from severe cold, he or she cannot
  • differentiate the taste of an apple from that of an ice cream
  • differentiate the smell of a perfume from that of an agarbatti
  • differentiate red light from green light
  • differentiate a hot object from a cold object
What is the correct direction of flow of electrical impulses?
MCQ Questions for Class 10 Science Chapter 7 Control and Coordination with Answers
  • a
  • b
  • c
  • d
Which statement is not true about thyroxin?
  • Iron is essential for the synthesis of thyroxin
  • It regulates carbohydrates, protein and fat metabolism in the body
  • Thyroid gland requires iodine to synthesise thyroxin
  • Thyroxin is also called thyroid hormone
Dwarfism results due to
  • Excess secretion of thyroxin
  • Less secretion of growth hormone
  • Less secretion of adrenaline
  • Excess secretion of growth hormone
Dramatic changes of body features associated with puberty are mainly because of secretion of
  • oestrogen from testes and testosterone from ovary
  • estrogen from adrenal gland and testosterone from pituitary gland
  • testosterone from testes and estrogen from ovary
  • testosterone from thyroid gland and estrogen from pituitary gland
A doctor advised a person to take an injection of insulin because
  • his blood pressure was low
  • his heart was beating slowly
  • he was suffering from goitre
  • his sugar level in blood was high
The hormone which increases the fertility in males is called
  • oestrogen
  • testosterone
  • insulin
  • growth hormone
Which of the following endocrine glands is unpaired?
  • Adrenal
  • Testes
  • Pituitary
  • Ovary
Junction between two neurons is called
  • cell junction
  • neuro muscular junction
  • neural joint
  • synapse
In humans, the life processes are controlled and regulated by
  • reproductive and endocrine systems
  • respiratory and nervous systems
  • endocrine and digestive systems
  • nervous and endocrine systems
Match the Column
control-and-coordination-MCQ-1-1.png
  • p -> i, q ->iii, r -> iv, s->ii
  • p -> ii, q ->iv r -> iii, s->i
  • p -> iii, q ->ii, r -> iv, s->i
  • p -> ii, q ->iii, r -> iv, s->i
Which of the following is false about Insulin
  • Insulin regulates growth and development of the body
  • Insufficient secretion of insulin will cause diabetes
  • Insulin regulates blood sugar level
  • Insulin is produced from pancreas
Statement I: Cerebrum is the part of Fore brain and responsible for memory and intelligence Statement II: Cerebellum is part of Hind Brain and controls voluntary muscular movements
  • Both the Statement are false
  • Both the Statement are true
  • Statement I is true only
  • Statement II is true only
Cranium is related to
  • Head
  • Thorax
  • Abdomen
  • Limbs
Match the column
control-and-coordination-MCQ-2.png
  • p -> iv, q ->i, r -> iii, s->ii
  • p -> iv, q ->ii, r -> i, s->iii
  • p -> iv, q ->iii, r -> i, s->ii
  • p -> i, q ->iii, r -> iv, s->ii
Which of the following statements are true? (i) Sudden action in response to something in the environment is called reflex action (ii) The path through which signals are transmitted from a receptor to a muscle or a gland is called reflex arc (iii)Sensory neurons carry signals from spinal cord to muscles (iv) Motor neurons carry signals from receptors to spinal cord
  • (i) and (iii)
  • (ii) and (iii)
  • (i) and (iv)
  • (i) and (ii)
Which plant hormone is also called as growth inhibitor?
  • auxin
  • gibberellins
  • abscisic acid
  • ascorbic acid
The centre of sense of smell in the brain is
  • mid brain
  • olfactory lobe
  • cerebellum
  • cerebrum
Iodine is necessary for the synthesis of which hormone?
  • Auxin
  • Insulin
  • Thyroxin
  • Adrenaline
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