Short Answers Questions Question 1 What are nutrients? Answer: Nutrients are various organic and inorganic substances required by the organism…

Question-1 Define nutrition? What are the different modes of nutrition? Solution: Nutrition is the process of intake, as well as…

EXERCISE 3A Solve each of the following systems of equations graphically. Question 1. 2x + 3y = 2, x –…

EXERCISE 2A Find the zeros of the following quadratic polynomials and verify the relationship between the zeros and the coefficients:…

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Question 1. What do you mean by Euclid’s division lemma? Solution: For any two given positive integers a and b,…

Euclid’s division algorithm (Lemma) Question 1: What do you mean by Euclid’s division algorithm. Question…

Question 1 List four observations that help us to determine whether a chemical reaction has taken place. [Board Term-I, 2012]…

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Question 1. The best material to make permanent magnets is (a) aluminium (b) soft iron (c) copper (d) alnico Answer:…