Notes and Study material for Exams
Excretion:In Plants Excretion, the process by which animals and plants rid themselves of waste products and of the nitrogenous by-products of Metabolism. Through excretion organisms control osmotic pressure—the balance between inorganic ions and water—and maintain acid-base balance. The process thus promotes homeostasis, the constancy of the organism’s internal Environment. Plants have no special organs for … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Transport of water in Plants The survival of plants is dependent on a number of factors which include water, Minerals, gases, and nutrients they receive. The movement of gas, water, and nutrients in plants are carried out in components. They take in carbon dioxide from … Read more
Biological Weathering Biological weathering is the breakdown of rocks and minerals by living organisms. It is a type of Physical Weathering that is caused by the activities of plants, animals, and microorganisms. The following are the subtopics of biological weathering: Root action Burrowing animals Lichens Bacteria Fungi Algae Biological weathering is the breakdown of rocks … Read more
Agronomic Classification of Crops Crops are plants that are grown for food, fiber, fuel, or other products. They are an essential part of human life, and their cultivation has been a major factor in the development of civilization. Cereal Crops Legumes/ Pulses Oilseed Crops Fiber Crops Sugar Crops Forage Crops Root Crops Tuber Crops Vegetable … Read more
What is a Tap Root System? A taproot system is a type of root system that has a single, dominant primary root that grows vertically downward. The taproot system is found in many plants, including trees, shrubs, and some herbaceous plants. The taproot system is important for anchoring the plant in the SoilSoil and for … Read more
Fibrous Root System Adventitious Roots Root Hairs Lateral Roots Adventitious Roots The defining feature of fibrous root systems is that they primarily consist of adventitious roots. These roots emerge from the base of the stem rather than developing from the primary root of the germinating seed. Adventitious roots in fibrous systems contribute to the dense, … Read more
What are Nitrogen Fixers? Nitrogen fixers are organisms that convert atmospheric nitrogen into ammonia, a form of nitrogen that plants can use. This process is called nitrogen fixation. Nitrogen is an essential element for plant growth. It is a component of proteins, nucleic acids, and chlorophyll. Without nitrogen, plants cannot grow or reproduce. Nitrogen fixers … Read more
Here is a list of subtopics without any description for Storage roots: Artichoke Jicama Oxalis Potato Sweet potato Taro Yam Storage roots are a type of vegetable that is grown for its edible underground storage organ. They are typically large and fleshy, and they store carbohydrates, which plants use for energy. Storage roots can be … Read more
