Questions

The rate of heartbeat is accelerated by the hormone 

Which of the following is a probe to the Kuiper belt bodies?

Which of the following is a form of functional testing?

Which of the following is a mixed gland

Improve the bracketed part of the sentence.

The kids are happy. They (were playing ) in the pool since noon.

A person who writes books is called

Can you arrange 9 numerals - 1, 2, 3, 4, 5, 6, 7, 8 and 9 [using each numeral just once] above and below a division line, to create a fraction equaling to 1/3 [one third]?

 What is the output of this C code? 

        #include <stdio.h>
        void m()
        {
            printf("hi");
        }
        void main()
        {
            m();
        }