In the human body, where is the digested food absorbed into the blood?

$(a)$ List the three events that occur during the process of photosynthesis. Explain the role of stomata in this process.
$(b)$ Describe an experiment to show that sunlight is essential for photosynthesis.

$(a)$ Name the extensively coiled structure of the alimentary canal.
$(b)$ Compare the length of the small intestine in herbivores and carnivores.

$(a)$ Draw a diagram of the human alimentary canal and label the gall bladder, liver, and pancreas.
$(b)$ State the roles of the liver and pancreas in digestion.
$(c)$ Name the organ that performs the following functions in humans:
$(i)$ Absorption of digested food.
(ii) Absorption of water.

Which part of the alimentary canal receives bile from the liver?

The internal (cellular) energy reserve in autotrophs is