A. Pollution reduction B. Material recycling C. Reforestation D. Overgrazing Correct Answer: Option D D. Overgrazing
A. special species B. dangerous species C. endangered species D. important species Correct Answer: Option C C. endangered species
A. Absence of predators B. Emigration C. Food shortage D. Absence of territorial behaviour Correct Answer: Option A A. Absence…
A. mortality rate per unit area over a period B. number of times an organism occurs within a given period…
A. savanna grassland B. abandoned farmland. C. a pond D. a well cultivated land Correct Answer: Option D D. a…
A. Breathing roots for entry of air B. Flowers raised above water for the purpose of pollination C. Spongy tissues…
A. reduce their growth rate. B. conserve water C. reduce competition D. minimize the rate of photosynthesis Correct Answer: Option…
A. Chameleon B. Earthworm C. Fish D. Toad Correct Answer: Option B B. Earthworm
A. of energy recycling in the ecosystem B. energy gain at each trophic level is high. C. of energy loss…
A. feeds on S B. is a primary consumer C. is a producer as well as a consumer D. is…