General Science 7th Class English Medium Online Test With Answers

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General Science 7th Class English Medium Online Test

Sr. # Questions Answers Choice
1 Which blood cells protect our body from pathogens. Platelets RCBs WBCs None of these
2 The average life span of RBCs is. 110 days 115 days 118 days 120 days
3 Without fibringonen, plasma is called. Blood Serum Haemoglobin None of these
4 The concentration of water in plasma is. 55% 45% 92% 95%
5 Which blood vessesl have valves in it. Capillaries Artery Vein Arteriole
6 The pulse tells us the rate of.......... Breathing Heart beat Both a and b None of these
7 The thin transparent membrane around heart is called. Pericardium Atria Veins Ventricle
8 The humna circulatory system is consist of Heart Blood Blood vessels All of these
9 Which diseae is an allergic response for the body to substance like pollen and household dust. Pnemonia Asthma Flue None of these
10 A substance that speed up the chemical reactions is called. Solute Solvent Solution Catalyst
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