What is oleum?

What is colourblindness? What are the symptoms of thalassemia?

What is stem? Describe the morphology of stem with diagram. What are the types of stem? What are the functions of stem.

What is the full form of PVC? What is its monomer? What is Marsh gas?

(a) What is Polythaemia? (b) What is Leucotosis? (c ) What is Leucokaemia?

What is glucagon? What is its function?

What is alternation of generation. What are the significance ?

What is haemocoel? What is alary muscle?

What is Ogive? What are its uses?

What is apomixis and what is its importance?