Archana Shukla Solutions for Chapter: Transportation in Plants and Animals, Exercise 5: EVALUATE

We perspire more in summer days. Why is it so? Name the body organ, which helps in perspiration.

Our circulatory system is just one of the many systems found in our body. Yet, it works very closely with many systems to keep our body healthy. How does it do so?

Plants do not use all the water they absorb. Most of it is lost by transpiration. Why then plants absorb more water than they need?

A student observes a transverse section through a plant stem under a light microscope. The student draws a diagram of the transverse section as shown here.
a) Draw lines on the diagram to label phloem and xylem.
b) Describe the function of phloem and xylem plant tissues.
c) Explain the process of transpiration. How is transpiration involved in the movement of water in the plant?

Draw a well-labelled diagram of the human urinary system. How does it help in excretion of waste through the body?

The given diagram shows the human heart. Complete the following table to indicate the characteristics of blood flow in regions P, Q, R and S.

A person is met with an accident and he needs the blood of blood group A. A man wants to donate his blood to save his life but his blood group is O positive. How can he help him?

Due to short distance between lungs and heart, the walls of the right ventricle are