Tag «Plants»

Biology -Production and management of food from plants

Biology Production and management of food from plants(Continued) 1-Selection -The process of selecting desirable plants or seeds for future use is called selection. 2-Seed crisis -Lack of sufficient seeds for the future generation is called seed crisis. 3-Sprouting -The process of germination of seeds is known as sprouting or the process of production of new …

Biology -Production and management of food from plants

    Biology       Production and management of food from plants 1-The plants which are grown in large number to get useful products are known as crops. 2-The process of yielding crops is called Agriculture. 3-Winter season crops are called Rabi. 4-Summer season crops are called Kharif. 5-Rice is the prime, most essential …

Biology -Plants – Roots – Stems-Leaves -Important Points

Plants -Parts and Structural Organization The Root The main functions of the root system are- A- absorption of water and minerals from the soil B- providing a proper anchorage to the plant parts C- storing reserve food material and synthesis of plant growth regulators. * The primary roots and its branches constitute the tap root …

Biology -Important Points For Competitive Exams

Biology Botany 1-Gas exchange in plants is carried out via simple diffusion. 2-Transpiration is the loss of water from the plant to the atmosphere into the form of vapor. 3-Transpiration occurs through the cuticle of the epidermis (cuticular transpiration) or through the ostioles of the stomata (stomatal transpiration). 4-Stomata (singular, stoma) are small specialized passageways …