CBSE · Biology
Ecosystem
147 practice questions for CBSE — 127 easy · 16 medium · 4 hard. Every question is graded instantly with a step-by-step solution when you miss it.
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MCQ
Given below are two statements related to the ecological pyramid. Statement (I): Ecological pyramid assumes a simple food chain, something that never exists in nature. Statement (II): Saprophytes are not given any place…
MCQ
Which are the pioneer species in hydrarch succession of plants?
MCQ
Choose the INCORRECT statement with respect to Pyramid of energy.
MCQ
The pyramid that CANNOT be inverted in a stable ecosystem, is the pyramid of
MCQ
Which one of the following is NOT a limitation of ecological pyramids?
MCQ
Which of the following statements is INCORRECT about ecological pyramids?
MCQ
Identify the correct sequence of processes in the decomposition of organic matter. A. Humification B. Fragmentation C. Catabolism D. Leaching
MCQ
The process of degradation of humus by soil microbes to release inorganic nutrients is called as --------------?
MCQ
Match List I with List II List I (Process of decomposition)List II (Explanation)(A). Leaching(I). Bacterial and fungal enzymatic degradation of detritus(B). Catabolism(II). Accumulation of partially decomposed dark…
MCQ
Which one of the following pyramid in oceanic ecosystem is inverted?
MCQ
Which one of the following is a detritivore?
MCQ
Secondary succession takes place on/in ----------------