Search Results for: crop
Crop yield
Definition noun The amount of plant crop (such as cereal, grain or legume) harvested per unit area for a given... Read More
Standing crop
Definition noun The total amount or weight, or energy content, of (a portion of) organisms existing in a specific area at a... Read More
The Application of Biotechnology to Nutrition: An Overview
Maureen Mackey, PhD, FACN Monsanto Company, St Louis, Missouri Address reprint requests to: Maureen Mackey, PhD,... Read More
Vertical gene transfer
Definition noun (genetics) The transfer of genes from parents to offspring Supplement Gene transfer refers to the movement... Read More
Independent variable
Independent Variable Definition To define an independent variable, let us first understand what a variable is. The word... Read More
Genetic Engineering Advantages & Disadvantages
Through genetic engineering, scientists are able to move desirable genes from one plant or animal to another or... Read More
Limiting factor
Limiting Factor Definition A limiting factor refers to any of the factors (variables) in an environment capable of limiting... Read More
Selective Breeding
Reviewed by: Mary Anne Clark, PhD Thousands of years before Darwin proposed evolution by natural selection and... Read More
Effect of Chemicals on Growth & Development in Organisms
Plants Plants require a large number of elements to function properly, mainly carbon, oxygen, and hydrogen, essentially... Read More
Growth and Plant Hormones
Growth All living organisms begin in the same form: as a single cell. That cell will divide and the resulting cells will... Read More
Green revolution
Green revolution advances in genetics, petrochemicals, and machinery that culminated in adramatic increase in crop... Read More
Insect control
Definition noun A method of controlling insect population, such as by chemical, biological, or other means Supplement There... Read More
Photosynthesis
Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More
Omnivorous diet
Definition noun A type of diet in which both animal and plant matter are the main food source Supplement An omnivorous diet... Read More
Renewable resource
Definition noun A type of natural resource that can be replenished or takes a rather short period of time for nature to... Read More
Biotic factor
Biotic Factor Definition A biotic factor is the living component in an ecosystem. The term "biotic" means "of or related... Read More
Intracellular digestion
Intracellular Digestion Definition What is intracellular digestion? ‘Intra’ means "inside" and ‘cellular’ pertains... Read More
Alimentary canal
Definition of Alimentary canal What is the alimentary canal? The alimentary canal is a muscular hollow continuous tubular... Read More
Law of Segregation
Mendel’s Laws of Inheritance The father of genetics, Gregor Mendel, reported his findings in 1860 that initially were... Read More
Secondary succession
We all have come across news where forest lands got destroyed by wildfires. Or sometimes we have read about an entire... Read More
Shelfords Law of Tolerance
Definition noun It is a law stating that a certain organism’s survival and existence depend upon the multifaceted set of... Read More
Water in Plants
The movement of molecules, specifically water and any solutes, is vital to understand in light of plant processes. This will... Read More
Hypothesis
What Is Hypothesis? A scientific hypothesis is a foundational element of the scientific method. It's a testable statement... Read More
Biosecurity and Biocontrol
By: Maria Victoria Gonzaga In the previous lesson, we learned about the importance of modern science... Read More
Biorefineries – Industrial Processes and Products: Status Quo and Future Directions
Biorefineries - Industrial Processes and Products: Status Quo and Future Directions ... Read More
Gene transfer
Definition noun, plural: gene transfers The transfer of genes between organisms Supplement Gene transfer pertains to the... Read More