Plants produce chemical compounds, called hormones, that act as chemical signals between cells and tissues in different parts of the plant. Some hormones stimulate growth activity in the plant, while others inhibit growth activity. Because they regulate growth, plant hormones are often called plant growth regulators. There are currently five recognized groups of plant hormones: […]
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Deviations From Mendelian Genetics
Exception of law of dominance: Incomplete dominance: In incomplete dominance when a red snapdragon flowered plant is crossed with a white flowered plant an intermediate phenotype appears in the F1 hybrid instead of a parental phenotype. Codominance: Unlike dominance in codominance when a A (I^AI^A) blood group individual mates with B (I^BI^B) blood group individual […]
Terms to be know in Mendelian genetics
Alleles: these are the different forms of a gene. T and t are different alleles of the gene that determine the height of the pea plant. Alleles occupy the same locus or position on chromosomes. Allelic pair: the combination of two alleles which comprise the gene pair. Autosomal: a locus on any chromosome excluding a […]
Mendelism Genetics
Heredity is passing characteristics from one generation to the next. Genetics is the study of heredity. Gregor Mendel is the “Father of Modern Genetics.” He was an Austrian monk who studied heredity in pea plants. His work was published in 1865. He described “factors”that were passed between generations of plants We now know the factors […]
Assessment and Learning
Assessment of Learning: The purpose of this kind of assessment is usually SUMMATIVE and is mostly done at the end of a task, unit of work etc. It is designed to provide evidence of achievement to parents, other educators, the students themselves and sometimes to outside groups (e.g., employers, other educational institutions) Teachers have the […]
Assessment and Evaluation
Assessment is an ongoing process aimed at understanding and improving student learning. It involves making expectations explicit and public; setting appropriate criteria and high standards for learning quality; systematically gathering, analyzing, and interpreting evidence to determine how well performance matches those expectations and standards, and using the resulting information to document, explain, and improve performance. […]
Physical Geography of India: Physiography
Based on the variations in its geological structure and formations, India can be divided into three geological divisions. These geological regions broadly follow the physical features: (i) The Penisular Block (ii) The Himalayas and other Peninuslar Mountains (iii) Indo-Ganga-Brahmaputra Plain. PHYSIOGRAPHY: ‘Physiography’ of an area is the outcome of structure, process and the stage of […]
Great Rulers of Ancient India: Asoka
Emperor Ashoka the Great (sometimes spelt Aśoka) lived from 304 to 232 BCE and was the third ruler of the Indian Mauryan Empire, the largest ever in the Indian subcontinent and one of the world’s largest empires at its time. He ruled form 268 BCE to 232 BCE and became a model of kingship in […]
Critical Pedagogy
Critical Pedagogy, Poulo Freire has invented and used the term for the very first time, with the theory of exploited oppressed. The information which is transferred to the public is, first filtered by the dominant class and thus get biased in the favor of the dominants thereafter, it is transferred to the public. Critical Pedagogy […]
Educational Management: School based Management
Concept / Meaning: School based Management involves a system where in the authority levels has been decentralized to the school level. The school has to be in with certain centralized policies .More participation has been encouraged from the sides of principals, Parents, teachers, students committee etc. With regard to the power and the authority to […]