The spring wood and the summer wood which form a cylindrical layer of secondary xylem during one season's growth constitute a/an
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Biology GK · all questionsPlant Kindom
Plant Kindom
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The first link in the food chain is the
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Which of the following elements is obtained from the sea algae?
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The Arteether medicine which is used to cure malaria is obtained from a
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The part of root involved in water absorption is zone of
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Which of the following antibiotics blocks protein synthesis by acting as an analogue to the adenosine terminal of phenylalanyl tRNA, and thus displacing aminoacyl tRNA?
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In Phlox, the vascular cylinder is continuous and consists of a single layered pericycle, a complete ring of phloem, a complete ring of cambium and a complete cylinder of xylem with a pith in the centre. This arrangement of the vascular tissue is called
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In Clostridium aceticum, the final electron acceptor during respiration is
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Desert plants are generally
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During classification, only those characters are taken into consideration which
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In cauliflower plant, the useful part is
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What is a mushroom?
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The reserve food in fungi invariably accumulates in the form of
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Which one of the following is not correctly matched?
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Peeling of onions causes tears as onions release
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Which of the following species is the largest of the 'toothed-whales'?
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Which one of the following is a distinctive characteristic of angiosperm?
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Which of the following groups of living beings belong to the same species?
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In Ascomycetes, the residual cytoplasm which is not used up in the formation of ascospores is called
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According to Clowes, a cap-like region of inactive cells between the root cap and the active meristematic region is known as
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