Control and Coordination Notes Stimulus:- The change in the environment to which an organism respond and react is called stimulus. Receptors:- The group of cells present in sense organs which are sensitive to change in environment are called receptors. There are five types of receptors:- Gustatory receptor Olfactory receptor Photo receptor Phono receptor Thermo receptor […]
Life Processes Previous Years Question In the given diagram of a closed stomata : (1), (2), (3) and (4) respectively are a. nucleus, chloroplast, guard cell, vacuoleb. nucleus, chloroplast, vacuole, guard cellc. chloroplast, nucleus, vacuole, guard cell d. vacuole, guard cell, nucleus, chloroplast [1 mark] [CBSE 2023] Given below are two columns, Column I shows […]
Life Processes Important questions List down the raw materials for photosynthesis. Specify what is the role of bile juice in the process of digestion? Name the respiratory organ in fish & earthworm. Name the types of blood vessels used for the transportation of blood. What is dialysis? How is respiration in plants & respiration in […]
Life Processes Notes Life Processes:- The processes which together perform the maintenance job of the living organisms are called life processes. Nutrition:- The process of taking of food inside the body and utilising it to get energy is known as nutrition. Modes of nutrition:- Autotrophic mode of nutrition Heterotrophic mode of nutrition Autotrophic mode of […]