10th Grade Biology Worksheets MCQs & Quiz Online PDF Book Download

10th grade biology worksheets multiple choice questions (MCQs), 10th grade biology worksheets quiz answers to learn high school biology online courses. Man and environment MCQs, 10th grade biology worksheets quiz questions and answers for online school degrees. Ecology, pollution: consequences and control, levels of ecological organization, 10th grade biology worksheets test prep for high school teacher certification.

Learn biology MCQs: process of denitrification returns nitrogen in to the, with choices ecosystem, atmosphere, biosphere, and organism for online school degrees. Free biology student portal for online learning 10th grade biology worksheets quiz questions, MCQs to find questions answers based online learning tests.

MCQ on 10th Grade Biology Worksheets PDF Book Download

MCQ: Process of denitrification returns nitrogen in to the

  1. ecosystem
  2. atmosphere
  3. biosphere
  4. organism


MCQ: Representation of biomass energy present in different levels of food chain is classified as

  1. food chain pyramid
  2. food web pyramid
  3. biomass pyramid
  4. ecological pyramid


MCQ: Oxides of nitrogen (NO, NO2) are dissolved in water to form

  1. nitric acid and nitrous acid
  2. citric acid and nitrous acid
  3. nitrates
  4. nitric acid and hydrogen


MCQ: With help of bacteria, ammonia is transformed into

  1. ammonia nitrous
  2. ammonium nitrate
  3. nitrites
  4. nitrates


MCQ: Movement of inorganic compounds and elements is classified as

  1. geochemical cycles
  2. kinematic cycles
  3. nutrient cycles
  4. biomass cycles