O Level Courses

IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 320

Pollution Causes MCQ Questions and Answers PDF - 320

The e-Book Pollution Causes MCQ Questions, pollution causes quiz answers PDF download chapter 7-320 to learn online igcse biology degree programs. Solve Effects of Human Activity on Ecosystem Test PDF, pollution causes Multiple Choice Questions (MCQ Quiz) for online college degrees. The Pollution Causes MCQ Quiz App Download: Free certification app for pollution causes, heroin effects, disadvantages of excess vitamins, hydrolysis, spinal nerves test prep for two year degree programs.

The MCQ Quiz Volcanic eruptions, biological decay and forest fires releases: carbon dioxide in air, carbon monoxide in air, sulpher dioxide in air and ammonia in air with "Pollution Causes" App APK Download (Free) for best two year degrees. Study effects of human activity on ecosystem questions and answers, Apple Book to download free sample for online degrees.

Pollution Causes MCQ with Answers PDF Download: Quiz 320

MCQ 1596: Volcanic eruptions, biological decay and forest fires releases

A) Carbon monoxide in air
B) carbon dioxide in air
C) sulpher dioxide in air
D) ammonia in air

MCQ 1597: AIDS is caused due to

A) sharing injection needles
B) transmission of immunodeficiency virus
C) unsterilized injection needles
D) all of above

MCQ 1598: Over-consumption of Vitamins may result in

A) scurvy
B) beriberi
C) rickets
D) death

MCQ 1599: Water acts as a reactant in

A) polymerization
B) condensation
C) oxidation
D) hydrolysis

MCQ 1600: Dorsal root of spinal nerve contains

A) receptor neurons
B) effector neurons
C) motor neurons
D) none of others

IGCSE O Level Biology Exam Prep Tests

Pollution Causes Learning App & Free Study Apps

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

O Level Biology App (Android & iOS)

ALL-in-ONE Learning App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (Android & iOS)

A level Biology App (Android & iOS)

A level Biology App (Android & iOS)

SAT Biology App (Android & iOS)

SAT Biology App (Android & iOS)