This is the correct option. The left ventricle is a heart chamber responsible for pumping oxygenated blood to tissues all over the body. The right ventricle is a heart chamber responsible for pumping deoxygenated blood to the lungs. The left auricle is a heart chamber responsible for collecting oxygenated blood as it leaves the lungs. The right auricle is a heart chamber responsible for collecting deoxygenated blood from the bloodstream. 

This is the correct option. Chlamydomonas is a single-celled organism.

This is the correct option. In plants, transpiration occurs through stomata by the process of diffusion.

This is the correct option as this statement is false. Movement of minerals and water does not take place from the leaves to the other parts of plants.

This is the correct option. In an adult human, there is about 5.5 litres of blood.

This is the correct option, as all of the above are the function of blood in human body.

 This is the correct option. Human kidney consists of a large number of coiled tubes called ureter, is a false statement. Human kidney consists of a large number of coiled tubes called nephrons.

This is the correct option. Arteries lie deep in the tissue, except at certain places they lie closer to the skin.

In a human body, there are four types of blood vessels, is a false statement. There are three types of blood vessels - arteries, veins and capillaries. Thus, this is the correct option.

This is a correct option. The doctor will feel the pulse at the wrist.

This is the correct option. Plasma is the colourless fluid part of blood, lymph, or milk, in which corpuscles or fat globules are suspended.

This is the correct option. Cockroach have colourless blood.

This is the correct option. Arteries are blood vessels in which blood is carried away from the heart to different body parts. Capillaries are a network of fine connecting blood vessels. Veins are blood vessels which carry blood towards the heart. 

This is the correct option. Erythrocyte is another name for RBCs.

This is the correct option. The circulation of blood was discovered by William Harvey.

This is the correct option. Ant has malpighian tubules for excretion.

This is the correct option. Nitrogen is not a waste product produced by a human body.

This is the correct option. Cats do have kidneys as an excretory organ.

This is the correct option. Large intestine is not a part of human excretory system.

Haemoglobin is a carrier of carbon dioxide, is a wrong statement. Haemoglobin is the carrier of oxygen. Hence, this is the correct option.

This is the correct option. Leech has nephridia as an organ for excretion.

Transpiration is the loss of water in vapour form from the leaves in plants. Circulatory system is the movement of substances throughout the body with the help of blood. Diffusion is the movement of particles from a high concentration area to a low concentration area until they are spread out evenly.