Biology Fsc Part 1 Online Test With Answers

Biology Fsc Part 1 Online Test

Sr. # Questions Answers Choice
1 Which of these extends the entire length of a muscle fibre. Myofibril Sarcomere Myosin filament Actin filament
2 The term muscle fibre or myofibre refers to. A cell A cellular organelle A tissue An organ
3 Which structures are par of the appendiculaskeleton. Ethmoid bone Humerus bone Lumber vertebrae Floating ribs
4 The hormone whcih stimulates kidnesy to retain more water in blood, excreting less in urine is. ADH ANH ACTH TSH
5 Long term regulation of blood pressure is done through Enzymes Hormones Neurotransmitters  Cerebrum
6 Baroreceptors receptors are present in. Carotid arteries Aortic arch Juglar vein Both a and b
7 The flow of bolld creaes rhythmical throbbing of arteries which is called. pulse Anaphlaxis Blood pressure spurt
8 Which of the following is not a part of interstitial flud. RBCs Hormones Water Gases
9 The internal diameter of a capillary is about 8 micro meter 4 mm 16 nm 26 micro meter
10 The wall of capillaries are made up of. Muscular tissue Elasticfibres Connective tissue Endothelial cells
11 The blood vessels which carry blood away from heart are. Capilaries Arteries Veins Venules
12 Tunica media of arteries is madeup of. Connective tissue Elastic tissue Muscular tissue and elastic fibres Endothelium and connectivetissue
13 The temporary channel begtween embryonic pulmonary artery and aorta is. Foramen magnum Ineratrial foramen Ductus arteriosus thoracic duct
14 The human heart is felt to be on the left side of chest becasue. It is located in left side The left side of heart is stronge and larger It is located in right side It is present below the diaphragm
15 Human heart is situated in the........................of of chest cavity. Middle Upper part Lower region behind
16 Which one of the following is not the part of of human blood circulatory system. Capillaries Arteries Lymph Heart
17 In a healthy person, plasma constitutes about........by volume 45% 55% 65% 90%
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