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IGCSE O Level Biology Practice Tests

IGCSE O Level Biology Online Tests

Atmospheric Pollution Multiple Choice Questions (MCQ) PDF Download

The e-Book Atmospheric Pollution Multiple Choice Questions (MCQ Quiz) with Answers PDF Download (Atmospheric Pollution MCQ PDF Book) to learn online igcse biology degree courses. Practice Effects of Human Activity on Ecosystem Multiple Choice Questions and Answers (MCQs), Atmospheric Pollution quiz answers PDF to study online IGCSE GCSE courses. The Atmospheric Pollution MCQ App Download: Free learning app for soil erosion, conservation: renewable resources, deforestation and pollution test prep for best GRE prep courses online.

The MCQ: Profuse growth of algae occurs due to; "Atmospheric Pollution" App Download (Free) with answers hydrogen sulphide in water, nitrates and phosphates in water, carbon dioxide in water and chlorine in water to study online IGCSE GCSE courses. Study atmospheric pollution quiz questions, download Google eBook (Free Sample) for two year online colleges.

Atmospheric Pollution MCQs: Questions and Answers PDF Download

MCQ 1: Profuse growth of algae occurs due to

A) hydrogen sulphide in water
B) nitrates and phosphates in water
C) carbon dioxide in water
D) chlorine in water

MCQ 2: Sulfur dioxide (SO2) may be reduced in air, if

A) catalytic converters are used in cars
B) car pools are used
C) filters or scrubbers are used in chimneys
D) ozone friendly products are introduced

MCQ 3: Nitrates (NO3-1) and phosphates (PO4-3) reach underground water with

A) acid rains
B) fertilizers washed away by rain water
C) decomposition of organic compounds by anaerobic bacteria
D) decomposition of organic compounds by aerobic bacteria

MCQ 4: Loss of control of hand and feet occurs due to

A) lead poisoning (Pb)
B) sulfur dioxide (SO2)
C) nitrogen oxide (NO)
D) carbon dioxide (CO2)

MCQ 5: If lead accumulation occurs for long in the body, the outcomes may include

A) death
B) coma
C) lead poisoning
D) all of above

IGCSE O Level Biology Practice Tests

Atmospheric Pollution Learning App & Free Study Apps

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

Atmospheric Pollution App (Android & iOS)

Atmospheric Pollution App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (Android & iOS)

Cell Biology App (Android & iOS)

Cell Biology App (Android & iOS)

Molecular Biology App (Android & iOS)

Molecular Biology App (Android & iOS)