12th Class FSc Part 2 Biology Chapter Wise Online MCQ Test With Answer PDF

Biology FSC Part 2 Online MCQ's Test

Sr. #	Questions	Answers Choice
1	Deficiency of vasopressin or ADH by the pituitary gland leads to a disorder in which the patients kidney have lessoned ability to absorb water is:	Diabetes mellitus Diabetes insipidus Goiter Exophthalmic goiter
2	Oxytocin is secreted by the endocrine gland named:	Pituitary gland Thyroid gland Parathyroid gland Adrenal gland
3	The addrenaline cortex produces ______________	Adrenaline Calcitonin Epinephrine Aldosterone
4	Parathyroid hormone acts to ensure that	Calcium levels in the blood never drop too low Sodium levels in urine are constant Potassium levels in the blood do not escalate The concentration of water in the blood is sufficient
5	Which of the following hormones is not released by the anterior pituitary?	Melanocyte - releasing hormone Gonadotropin-releasing harmone Thyroid- stimulating hormone Growth hormone
6	_______ regulates the kidney's retention of water.	Prolactin Oxytocin Thyroxin Vasopressin (ADN)
7	Which one of the following condition is resulted from excess GH in adults?	Cushing's disease Acromegaly Hyperthyroidism Diabetes mellitus
8	The electrical potencial of cell membrane of meuron when it is not transmission any signal is called ___________	Resting membrane potencial Action potencial Propagation of impulse Synapse
9	The number of human spinal nerves is:	24 50 62 64
10	Information back from the control centre to the effectors as done by ______________ nerve path way.	Afferent Efferent Both None of these
11	The mammalism forebrain is differetiated into the thalamus, imbic system and the:	Cerebellum Cerebrum Hippocampus Hypothalamus
12	The groups of ribosomes present in the cell body of the neuron, which are associated with nough endoplasmic reticulum are called:	Meissner's corpusles Pacinian corpucles Nissl's gronules Lysosome granules
13	What will occur if a drug at the neuromuscular junction blocks the receptors sites on the post-synaptic membrane?	Inhibition of Acetylchlorine release Muscle contraction Muscle paralysis Release of calcium ions
14	Which of the following is common in all neurons?	A cell body which contains a nucleus A thick myelin sheath Presence of nodes of Ranvier Presence of Schwann cells
15	Myoglobin has a special function in muscle tissue:	It breaks down glycogen It is a contractile protein It holds a reserve supply of oxygen in the muscle None of these
16	The sites where nerve impulse is transmitted from the nerve endings to the skeleton muscle cell membranes are the:	Neucromuscular junctions Sarcomeres Myofilaments Z discs
17	The funnction of the tubules in muscle contraction is to:	Make and store glycogen Release Ca<sup>+2 </sup>into the cell interior and then pick it up again Make the action potential deep into the muscle cells: To hamper the nerve impulse

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