Which of the following protects the inner lining of the stomach from the action of the hydrochloric acid under the normal conditions?
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For triangle PQR, what is the equation of altitude PS if coordinates of P, Q and R are (5,1), (0,4) and (2,3) respectively?
The bus fare between two cities is increased in the ratio 1:2. Find the increase in the fare, if the original fare is Rs. 175.
Name the drug that is yielded from Cinchona tree and is used to cure malaria.
Which of the following quadratic equations has real roots?
Which of the following is NOT true about vascular system?
If 3√2 + √18 + √50 = 15.55, then what is the value of √32 + √72?
In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.
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