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O Level Biology Practice Tests

O Level Biology Tests

Atmospheric Pollution MCQ Quiz PDF Download

The Book Atmospheric Pollution Multiple Choice Questions (MCQ Quiz) PDF, Atmospheric Pollution MCQs download to practice online o level biology tests. Practice Effects of Human Activity on Ecosystem Multiple Choice Questions and Answers (MCQs), Atmospheric Pollution quiz answers PDF for schools that offer certificate programs. The eBook Atmospheric Pollution MCQ App Download: 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 PDF, "Atmospheric Pollution MCQ" App Download (Free) with hydrogen sulphide in water, nitrates and phosphates in water, carbon dioxide in water, and chlorine in water choices for schools that offer certificate programs. Study atmospheric pollution quiz questions, download Google eBook (Free Sample) for two year online colleges.

Biology: Atmospheric Pollution MCQs PDF Download

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

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

Practice Tests: O Level Biology Exam Prep

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O Level Biology App (Android & iOS)

ALL-in-ONE Courses App Download

O Level Biology App (Android & iOS)

O Level Biology App Download

MCAT Biology App (Android & iOS)

MCAT Biology Quiz App

SAT Biology App (Android & iOS)

SAT Biology Quiz App