Classification of Gymnosperms by Chamberlain: Classification of Gymnosperms, Outline of the history of Classification of Gymnosperms, Chamberlain System of Classification of Gymnosperms, Class Cycadophyt and Coniferophyt, Order Cycadofilicales (Pteridospermales) Cycdeoidales (Bennettitles) and Cycdales, Order Cordaitales, Ginkgoales, Coniferales and Gnetales. Learn more: Note on Classification of Gymnosperms The preview of the PPT on Classification of Gymnosperms […]
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Classification of Gymnosperms by Chamberlain (1934)
There are many systems for the classification of Gymnosperms in the literature. Robert Brown (1827) for the first time recognized Gymnosperms as a separate group of plants. Bentham and Hooker (1883) placed Gymnosperms between Dicots and Monocots in their classification (General Plantarum). The present acticle discusses the Gymnosperm Classification Proposed by by Chamberlain in 1912 […]
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Shoot Apical Meristem- Structure and Organization
Apical meristem Ø Apical meristem is a patch of meristematic tissue present in the apex (tips) of shoot and roots in plants. Shoot apex Ø Shoot apex is the growing tip of the stem. Ø It is an undifferentiated region with meristematic cells. Ø From this region the plant growth proceeds. Ø The shoot […]
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ICMR JRF Life Sciences (2018) Solved Question Paper PDF
ICMR JRF – 2018 Life Sciences Solved Question Paper (PDF) Original / Official Solved Question Paper of ICMR (Indian Council of Medical Research) JRF Life Sciences (Junior Research Fellowship) Examination 2018 with Answer Key. You can download this question paper as PDF file for the preparation of your examination. The answer key is prepared with the […]
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Difference between Primary and Secondary Data
Primary vs Secondary Data Difference between Primary and Secondary Data: The data is a set of values of qualitative or quantitative variables. In statistics, the data are the individual observations. The scientific investigations involve observations on variables. The observations made on these variables are obtained in the form of ‘data’. Based on the source, the […]
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