1. Which is not true about the organ function?
a Stomach-protein digestion
b. Pancreas-enzyme production
c. Large intestine-bile production
d. Small intestine nutrient absorption

2. The blood flows through the heat in a one-way path. In which chamber does it first enter the body?
a. Left atrium
b. Rift atrium
c. Left ventricle
d. Right ventricle

3. What happens during exhalation of air from the human lungs?
a. The epiglottis closes
b. The diaphragm contracts c. The rib cage expands as the rib muscles relax.

4.Which is not an organ of the excretory system?
a. Nephridium
b. Flame cell
c. Kidney
d. Dendrite

5. Which is not an organ of the digestive system?
a. Cloaca
b. Chyme
c. Rumen
d. Crop​