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IGCSE O Level Biology Practice Test 298

Causes of Pollution: Biology MCQ (Multiple Choice Questions) PDF - 298

The Causes of Pollution Biology Multiple Choice Questions (MCQ) with Answers PDF, Causes of Pollution Biology MCQs PDF Download e-Book Ch. 7-298 to solve IGCSE O Level Biology Practice Tests. Study Effects of Human Activity on Ecosystem quiz answers PDF, Causes of Pollution Biology Multiple Choice Questions (MCQ Quiz) to study online courses. The Causes of Pollution: Biology MCQs App Download: Free educational app for causes of pollution: biology, specifity of enzymes, molecular biology, biology online, hormones: endocrine glands test prep for completely online college.

The MCQs: Pollutants from natural cause can; "Causes of Pollution: Biology" App (Android & iOS) with answers: Not avoided no matter what precautions are taken; Avoided if proper precautions are taken; Recycled; Stored; to study online courses. Practice Effects of Human Activity on Ecosystem Questions and Answers, Google eBook to download free sample for online college classes.

Causes of Pollution: Biology Questions and Answers PDF Download: Quiz 298

MCQ 1486:

Pollutants from natural cause can

  1. avoided if proper precautions are taken
  2. not avoided no matter what precautions are taken
  3. recycled
  4. stored
MCQ 1487:

The enzyme, Papain is found in

  1. pawpaw
  2. proteases
  3. pepsin
  4. pancreatic amylase
MCQ 1488:

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
MCQ 1489:

Fats acts as a solvent for

  1. protoplasm
  2. fat-soluble vitamins
  3. insulating materials
  4. mineral ions (Ca+2, Na+, K+, Mg+2)
MCQ 1490:

Gland referred to as "Master gland" is

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

IGCSE O Level Biology Exam Prep Tests

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Causes of Pollution Biology App (Android & iOS)

Causes of Pollution Biology App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (iOS & Android)

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College Biology App (Android & iOS)

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