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according to the rules of direct speech this is the most appropriate one.
Which gas is essential for respiration in humans?
Which of the following is not a purpose of transpiration?
Which of the following is a chemical change?
Which of the following types of coal is called a brown coal among the following?
The vector of malaria is :
Lakes freeze in cold countries in winter, leaving the water underneath at –
What is the acceleration of an object if it starts from rest and reaches a speed of 20 m/s in 5 seconds?
Which one of the following is not a part of nerves?
What is the atomic number of carbon?
Which of the following is NOT correct about the use of Quick lime?