EASY
12th Maharashtra Board
IMPORTANT
Earn 100

Where is the pituitary gland located? Enlist the hormones secreted by anterior pituitary.

Important Questions on Control and Coordination

EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 9 - Control and Coordination>Exercise>Q Q.5
Explain how the adrenal medulla and sympathetic nervous system function as a closely integrated system.
EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 9 - Control and Coordination>Exercise>Q Q.5
Name the secretion of alpha, beta and delta cells of islets of langerhans. Explain their role.
EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 9 - Control and Coordination>Exercise>Q Q.5
What are the two types of goitre? Mention their causes.
EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 9 - Control and Coordination>Exercise>Q Q.5
Name the ovarian hormones and give their functions.
MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 9 - Control and Coordination>Exercise>Q Q.6

Complete the table

Location Cell type Function
PNS ___________ Produce myelin sheath
PNS Satellite cells ______________
_____________ Oligodendrocytes Form myelin sheath around central axon
CNS ___________ Phagocytose pathogens
CNS ___________ Form the epithelial lining of brain cavities and central canal.
EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 9 - Control and Coordination>Exercise>Q Q.7
Explain the process of conduction of nerve impulses upto development of action potential.
HARD
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 9 - Control and Coordination>Exercise>Q Q.7
Draw the neat labelled diagram of Human ear.
HARD
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 9 - Control and Coordination>Exercise>Q Q.7
Draw the neat labelled diagram of the sectional view of Human eye.