Which of the following is a characteristic feature of cropland ecosystem

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Which of the following is a characteristic feature of cropland ecosystem A. Absence of soil ... C. Absence of weeds D. Ecological succession

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Description : Which one of the following groups of animals is correctly matched with its characteristic feature without any exception? (a) Reptilia : possess 3-chambered heart with an incompletely divided ... ) Chondrichthyes : possess cartilaginous endo- skeleton (d) Mammalia : give birth to young ones

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Description : Transmission tissue is characteristic feature of:a) Solid style b) Dry stigma c) Wet stigmad) Hollow style

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