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IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 227

Pollution: Sewage as Cause Quiz PDF: Questions and Answers - 227

The e-Book Pollution Sewage as Cause Quiz Questions and Answers, pollution sewage as cause Quiz MCQs PDF, chapter 7-227 to study online igcse biology degree programs. Study Effects of Human Activity on Ecosystem MCQ Questions PDF, pollution sewage as cause Multiple Choice Questions (MCQ Quiz) for online college degrees. The Pollution: Sewage as Cause Trivia App Download: Free educational app for pollution: sewage as cause, pollution: carbon monoxide, mammalian skin, human respiration, wind pollination test prep for best online GRE prep class.

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Pollution: Sewage as Cause Questions and Answers PDF Download: Quiz 227

MCQ 1131: An excellent habitat for bacterial growth is

A) chlorofluorocarbons based products
B) burning of garbage
C) untreated sewage
D) all of above

MCQ 1132: If heat radiated from the Earths surface is retained, the outcome will be

A) formation of smog
B) green house effect
C) van der Walls forces of attraction among smoke particles
D) all of above

MCQ 1133: In mammals like cats and foxes, the inner hair layer acts as

A) guard cells
B) insulator
C) performs both guarding and insulating functions
D) conductor

MCQ 1134: Trachea divides into two

A) cilia
B) bronchus
C) bronchi
D) pleura

MCQ 1135: In grass, the function of filament is to

A) hold pollens firmly
B) stay inside the bract
C) expose anther to wind
D) hold grass firm in the soil

IGCSE O Level Biology Exam Prep Tests

Pollution Sewage as Cause Learning App & Free Study Apps

Download Pollution Sewage as Cause Quiz App to learn O Level Biology Quiz, SAT Biology Quiz App, and Cell Biology Quiz App with answers. The free "Pollution Sewage as Cause Quiz" App (Android & iOS) includes complete analytics of history with interactive assessments. Download Play Store & App Store learning Apps & enjoy 100% functionality with subscriptions!

Pollution Sewage as Cause App (Android & iOS)

Pollution Sewage as Cause App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (Android & iOS)

SAT Biology App (Android & iOS)

SAT Biology App (Android & iOS)

Cell Biology App (Android & iOS)

Cell Biology App (Android & iOS)