As an Amazon Associate I earn from qualifying purchases.

Decomposers in Nature MCQs Quiz Online PDF Download eBook

Solve Decomposers in Nature Multiple Choice Questions (MCQ), decomposers in nature quiz answers PDF worksheet, O level biology practice test for online college programs. Learn microorganisms and applications in biotechnology Multiple Choice Questions and Answers (MCQs), "Decomposers in Nature" quiz questions and answers for colleges that offer online degrees. Learn biotechnology and fermentation products: biology, fungi: o level biology, viruses: biochemical parasites test prep for college entrance exams.

"After decomposition of household sewage, the dried substance results in" Multiple Choice Questions (MCQ) on decomposers in nature with choices sludge, fertilizer, land fill, and all of above for colleges that offer online degrees. Practice decomposers in nature quiz questions for merit scholarship test and certificate programs for two year degree programs.

MCQs on Decomposers in Nature PDF Download eBook

MCQ: After decomposition of household sewage, the dried substance results in

  1. sludge
  2. fertilizer
  3. land fill
  4. all of above

D

MCQ: Before discharging decomposed sewage into rivers and seas, the

  1. water is filtered only
  2. pathogens are removed only
  3. pH of sewage is neutralized
  4. water is filtered and pathogens are removed

D

MCQ: Inorganic gases released during decomposition includes

  1. carbon dioxide
  2. hydrogen sulphide
  3. water vapors
  4. all of above

D

MCQ: Inorganic salts released during decomposition include

  1. nitrate
  2. sulfate
  3. phosphate
  4. all of above

D

MCQ: Biogas includes none ,but

  1. carbon monoxide
  2. carboxyl acids
  3. methane
  4. ethane

C