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

Which of the following equations is the summary of photosynthesis?

Which is the correct sequence of parts in the human alimentary canal?

The opening and closing of the stomatal pore depends upon:

If salivary amylase is lacking in the saliva,which of the following events in the mouth cavity will be affected?

Draw the diagram of the alimentary canal of a human and label the following parts:
Mouth,Oesophagus,Stomach,Intestine.