Arrange the following statements with reference to accelerated eutrophication in proper manner.
(p)Silt and debris pile up at the bottom of the lake
(q)Marsh plants take roots in the shallows begin to fill the lake basin
(r)Introduction of large number of nitrogen and phosphate in the pond
(s)Encouragement of growth of aquatic organisms.

Related MCQs

• Give correct option for the given true and false statements (i) Some insects, birds and mammals living in warm and dry climate have more darker black pigments than the races of same species living in cold and humid climate. (ii) Tempreture variation is much lesser in aquatic habitat compared to terrestrial habitat (iii) In deep fresh water lakes, there is gradual incrase in tempreture from surface to the bottem (iv) In an aquatic habitat production increases with insing depth. (T =True, F = False)
• Match the items given in column I and II Column-1 Column-II (P) Water accumulation in potted plant (i) Chemical fertilizers (Q) Aquatic weed (ii) Mercury,DDT (R) Eutrophication (iii) Eichhornia (S) Nonbiodegradable (iv) Water logging
• which enzyme would change glucose – 6 phosphate to fructose – 6 phosphate?
• who is responsible for the process like, Phosphate Containing Organic compound Phosphate
• Who is first to receive Phosphate released through leaching in phosphate cycle ?
• A cell divides every one minute. At this rate of division it can fill a 100 ml of beaker in one hour. How much time does it take to fill a 50 ml beaker ?
• which organism provided useable phosphate from dead organisms?
• Some plans have rhizome and roots as underground structures. Which characteristics of rhizome would distinguish them from roots?
• Roots are differentiated into adventitious roots by their:
• Heterozygous tall plants were crossed with dwarf plants what will be the ratio of dwarf plants in the following progency ?