What is the human endocrine system? Write the names of the endocrine glands found in humans and create a diagram depicting the situation of the endocrine glands.

What is the human endocrine system? Write the names of the endocr…

What causes the opening and closing of guard cells of stomata during transpiration?

→

What is the significance of atrio-ventricular node and atrio-ventricular bundle in the functioning of heart?

→

Explain the process of inspiration and expiration under normal conditions.

→

Explain absorption of food in the small intestine.

→

Write down the common features of the connective tissue. On the basis of structure and function, differentiate between bones and cartilages.

→

Find out a qualitative test for proteins, fats and oils, amino acids and test any fruit juice, saliva, sweat and urine for them.

→

Structure and function are correlatable in living organisms. Can you justify this by taking plasma membrane as an example?

→

Explain the process of secondary growth in the stems of woody angiosperms with the help of schematic diagrams. What is its significance?

→

How does butter in your food get digested and absorbed in the body?

→

Differentiate between the striated, non-striated and cardiac muscles.

→