Question

2. Which of the following process requires energy?
A. active transport B. diffusion
C. osmosis D. all of the above
3. Vomiting centre is located in
A. medulla oblongata B. stomach
C. cerebrum D. Hypothalamus
4. There are ____ pairs of cranial nerves and pairs of spinal nerves.
A. 12,31 B. 31, 12 C. 12, 13 D. 12, 21​

Answer 1

1 ans is A active transport

3 ans is A medulla oblongata

4 ans is B 31 mad 12