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IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 267

Pollution: Inorganic Wastes as Cause Quiz Questions with Answers PDF Download - 267

The Pollution Inorganic Wastes as Cause Trivia Questions and Answers PDF (Pollution Inorganic Wastes as Cause Quiz Answers PDF e-Book) download Ch. 7-267 to solve IGCSE O Level Biology Practice Tests. Learn Effects of Human Activity on Ecosystem MCQ Questions PDF, Pollution Inorganic Wastes as Cause Multiple Choice Questions (MCQ Quiz) to learn distance learning courses. The Pollution: Inorganic Wastes as Cause Trivia App Download: Free educational app for pollution: inorganic wastes as cause, heart: o level biology, pollution causes, pollination in flowers, functions of stomach test prep for schools that offer certificate programs.

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Pollution: Inorganic Wastes as Cause Quiz with Answers PDF Download: MCQs 267

MCQ 1331:

Compounds which tend to accumulate in bodies are

  1. passed on to final consumers
  2. are not excreted from the bodies
  3. may contain lead and mercury
  4. all of above
MCQ 1332:

Pulmonary arteries lead to

  1. right atrium
  2. lungs
  3. left atrium
  4. pulmonary arch
MCQ 1333:

Risks of skin cancer is increased if

  1. more sun bathing is done
  2. the chlorofluorocarbons are lowered
  3. the greenhouse effect is lowered
  4. more ultraviolet light penetrates the Earth
MCQ 1334:

Lesser genetic variability is observed if plant continues

  1. cross pollination
  2. self pollination
  3. meiotic pollination
  4. mitotic pollination
MCQ 1335:

Small intestine is attached to dorsal body through

  1. villi
  2. agglutination
  3. lymphatics
  4. mesenteries

IGCSE O Level Biology Exam Prep Tests

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Pollution Inorganic Wastes as Cause App (Android & iOS)

Pollution Inorganic Wastes as Cause App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (iOS & Android)

SAT Biology App (Android & iOS)

SAT Biology App (Android & iOS)

9th Grade Biology App (Android & iOS)

9th Grade Biology App (iOS & Android)