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When human body is infected by infection __________ type of cells are activated to defend the body.?
Answer: Option 3 Lymphocyte, type of white blood cell (leukocyte) that is of fundamental importance in the immune system because lymphocytes are the cells that determine the specificity of the...
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The change in length due to a tensile or compressive force acting on a body is given by (where P = Tensile or compressive force acting on the body, $$l$$ = Original length of the body, A = Cross-sectional area of the body and E = Young's modulus for the material of the body)?
Answer: Option 2 Let'
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Which of the following is an equation of linear motion (where, u and v = Initial and final velocity of the body, a = Acceleration of the body and s = Displacement of the body in time t seconds.)?
Answer: Option 4 Let'
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Fourier's law of heat conduction is (where Q = Amount of heat flow through the body in unit time, A = Surface area of heat flow, taken at right angles to the direction of heat flow, dT = Temperature difference on the two faces of the body, dx = Thickness of the body, through which the heat flows, taken along the direction of heat flow, and k = Thermal conductivity of the body)?
Answer: Option 1 Fourier's law of heat conduction is k. A. (dT/dx) where Q = Amount of heat flow through the body in unit time, A = Surface area of heat...
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Directions : In each of the following questions a statement is given, followed by two conclusions. Give answer : Statement : The taste of food contributes to the intake of nourishment which is essential for the survival of human beings. Assumptions : I. Human beings take food for the enjoyment of its taste. II. Human beings experience the taste of food.?
Answer: Option 2 It is mentioned that nourishment is essential for survival. So, this is the basic cause of intake of food. Hence, I is not implicit. Since taste...
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Insulin is secreted from which gland or organ of human body?
Answer: Option 4 The most important hormone that the pancreas produces is insulin. Insulin is released by the 'beta cells' in the islets of Langerhans in response to food.
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The bone of which organ is the longest in the human body?
Answer: Option 2 The bone of thigh called femur is the longest in the human body.
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Which is the largest organ in the human body?
Answer: Option 3 Body organs aren't all internal like the brain or the heart. There's one we wear on the outside. Skin is our largest organ—adults carry some 8 pounds...
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A man whose blood group is not known meet with a serious accident and needs blood transfusion immediately. Which one of the blood group mentioned below and readily available in the hospital will be safe for transfusion?
Answer: Option 1 Donors with blood group O, Rh- can donate to recipients with blood types A, B, AB and O (O is the universal donor), because it does not...
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Which of the following act as a channel of transmission of blood to the heart in the human body?
Answer: Option 4 Veins act as a channel of transmission of blood to the heart in the human body. Blood enters the heart through two large veins, the inferior and...
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