A structure formed by groups of similar cells organized into loose sheets or bundles performing similar functions is called a tissue.
Haemodialysis means cleaning of blood.
In animals, coordination is achieved by means of the nervous system and the endocrine system.
Production of sweat and sebum is related to the skin.
A group of living organisms of the same species living in the same place at the same time is called a population.
The evaporative cooling in the respiratory tract of dogs is called panting.
Different species of plants and animals living in the same habitat constitute a population.
The process by which food is taken into the body of organisms and then utilized in various activities like growth and development, etc., is called nutrition.
The scientific study of animals is called zoology.
The scientific study of internal structures and functions of living organisms is physiology.
An organism’s first appearance in the fossil record marks its evolutionary origin.
Kidneys help in the excretion of waste products from the body.
A change in the genetic composition of a population over successive generations is called evolution.
The process of converting organic materials into inorganic substances is mineralization.
The main function of the circulatory system is the transport of nutrients, hormones, and gases to and from cells.
The process of release of energy from glucose in the absence of oxygen is called anaerobic respiration.
Involuntary actions of the body are regulated by the autonomic nervous system.
A living organism is capable of taking in energy and using it for carrying out life processes.
The process of obtaining oxygen from the environment and removing carbon dioxide from the body is respiration.
