Question 12
Question: A force of 10 N is acting on an object of mass 10 kg. What is the acceleration produced in it? 1. 2. 3. 100 m/s 2 4. 100 m/s Answer: ..
Question: A force of 10 N is acting on an object of mass 10 kg. What is the acceleration produced in it? 1. 2. 3. 100 m/s 2 4. 100 m/s Answer: ..Question 12
Question: A group of freely inter-breeding organisms constitutes a 1. species 2. genera 3. family 4. class Answer: ..
Question 12
Question: If acceleration due to gravity on earth is 10 m/s 2 then, the acceleration due to gravity on moon is ________. 1. 1.66 m/s 2 2. 16.6 m/s 2 3. 10 m/s 2 4. 0.166 m/s 2 Answer: ..
Question 12
Question: Iron rod turns red on heating. The change is a______ 1. physical change 2. temporary 3. physical and chemical change 4. chemical Change Answer: ..
Question 12
Question: Speed of 90 km/h when expressed in m/s is . 1. 2.5 2. 25 3. 250 4. 90000 Answer: ..
Question 12
Question: The frequency which is not audible to the human ear is 1. 50 Hz 2. 500 Hz 3. 5000 Hz 4. 50000 Hz Answer: ..
Question 12
Question: Plant length is increased by _______________. 1. apical meristems 2. lateral meristems 3. periblem 4. parenchyma Answer: ..
Question 12
Question: If the speed of an object is doubled then its kinetic energy is _______ 1. doubled 2. quadrupled 3. halved 4. tripled Answer: ..
Question 12
Question: The functional group of ketones is _______________. 1. COOH 2. CH=O 3. >C=O 4. O Answer: ..
Question 12
Question: Adrenaline increases _____________. 1. heart rate 2. blood pressure 3. amount of glucose in blood 4. all the above Answer: ..
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