Causes of Pollution: Biology Quiz Questions and Answers 299 PDF Download

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Free causes of pollution: biology online course worksheet has multiple choice quiz question: pollutants from natural cause, with choices can be avoided if proper precautions are taken, can not be avoided no matter what precautions are taken, can be recycled and can be stored for online college board exams and viva voce questions and answers for current students, study effects of human activity on ecosystem multiple choice questions based quiz question and answers.

Quiz on Causes of Pollution: Biology Worksheet 299 Quiz PDF Download

Causes of Pollution: Biology Quiz

MCQ. Pollutants from natural cause,

  1. can be avoided if proper precautions are taken
  2. can not be avoided no matter what precautions are taken
  3. can be recycled
  4. can be stored


Specifity of Enzymes Quiz

MCQ. Papain is found in

  1. pawpaw
  2. proteases
  3. pepsin
  4. pancreatic amylase


Molecular Biology Quiz

MCQ. Water molecule (H2O) is split into hydrogen (H2) and oxygen (O2) when

  1. larynx is lowered, glottis is open
  2. larynx is lowered and the windpipe is opened
  3. larynx is raised and epiglottis blocks glottis
  4. larynx is raised and pharynx is shut


Biology Online Quiz

MCQ. Fats acts as a solvent for

  1. protoplasm
  2. fat-soluble vitamins
  3. insulating materials
  4. mineral ions (Ca+2, Na+, K+, Mg+2)


Hormones: Endocrine Glands Quiz

MCQ. Gland referred to as "Master gland" is

  1. Pituitary gland
  2. Adrenal gland
  3. thyroid gland
  4. islets of Langerhans