Life Processes Section-2 (Transportation & Excretion)

The blood from systemic circulation first comes to which chamber of heart?

Which chamber of the heart pushes the blood into systemic circulation?

Double circulation is well developed in which of these animals?

Which of these initiates the heart beat?

What is the functional unit of human excretory system?

What is the main excretory product in humans?

What is the main excretory product in lizards?

Respiratory pigment in human body is

The kidneys in human beings are a part of the system for

The Oxygenated blood is carried from lungs to left auricle by

In which of the following group/ groups of animals, heart does not pump oxygenated blood to different parts of the body?

The part of blood that provides immunity 

Excretory materials are formed in

In mammals, the urinary bladder opens into

Urea is formed in 

The yellow colour of urine of the vertebrates is due to

Main functions of kidney is