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Those who wish to adopt the textbooks are required to send a request to NCERT, upon which soft copies of the books are received. The material is press-ready and may be printed by paying a 5% royalty, and by acknowledging NCERT. [11] The textbooks are in color-print and are among the least expensive books in Indian book stores. [11]
The Book of Eggs: A Life-Size Guide to the Eggs of Six Hundred of the World's Bird Species is a book detailing the eggs of approximately 600 birds authored by Mark Hauber. It has received positive reviews, [ 1 ] [ 2 ] [ 3 ] although it has been criticized for having a North American bias.
The traditional modes of reproduction include oviparity, taken to be the ancestral condition, traditionally where either unfertilised oocytes or fertilised eggs are spawned, and viviparity traditionally including any mechanism where young are born live, or where the development of the young is supported by either parent in or on any part of their body.
Reptile eggs, bird eggs, and monotreme eggs are laid out of water and are surrounded by a protective shell, either flexible or inflexible. Eggs laid on land or in nests are usually kept within a warm and favorable temperature range while the embryo grows. When the embryo is adequately developed it hatches, i.e., breaks out of the egg's shell.
The word "poultry" comes from Middle English pultry or pultrie, itself derived from Old French/Norman word pouletrie. [7] The term for an immature poultry, pullet, like its doublet poult, [8] comes from Middle English pulet and Old French polet, both from the Latin word pullus, meaning a young fowl or young animal.
All India Secondary School Examination, commonly known as the class 10th board exam, is a centralized public examination that students in schools affiliated with the Central Board of Secondary Education, primarily in India but also in other Indian-patterned schools affiliated to the CBSE across the world, taken at the end of class 10. The board ...
Sawfly laying eggs in a plant, using the serrated saw-like ovipositor for which the group is named. The suborder name "Symphyta" derives from the Greek word symphyton, meaning 'grown together', referring to the group's distinctive lack of a wasp waist between prostomium and peristomium. [4]
Human geography – one of the two main subfields of geography is the study of human use and understanding of the world and the processes that have affected it. Human geography broadly differs from physical geography in that it focuses on the built environment and how space is created, viewed, and managed by humans, as well as the influence humans have on the space they occupy.