IGCSE O Level Biology Practice Test 169

Atmospheric Pollution Quiz Questions and Answers PDF - 169

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The Quiz: Nitrates (NO₃^-1) and phosphates (PO₄^-3) reach underground water with; "Atmospheric Pollution" App Download (Free) with answers fertilizers washed away by rain water, acid rains, decomposition of organic compounds by anaerobic bacteria and decomposition of organic compounds by aerobic bacteria to study online GCSE courses. Learn effects of human activity on ecosystem questions and answers, Amazon eBook to download free sample for SAT test prep classes.

Atmospheric Pollution Questions and Answers PDF Download: Quiz 169

MCQ 841: Nitrates (NO₃^-1) and phosphates (PO₄^-3) reach underground water with

acid rains
fertilizers washed away by rain water
decomposition of organic compounds by anaerobic bacteria
decomposition of organic compounds by aerobic bacteria

MCQ 842: In excretion process ultrafiltration retains

proteins only
platelets only
water
proteins and platelets

MCQ 843: Mammals do not produce

salivary amylase
catalase
pancreatic amylase
Cellulose

MCQ 844: Process of using natural bacteria in mining industry is known as

biodegradation
bio genomics
bioremediation
bioleaching

MCQ 845: From the root hair cells, the water travels through the

pith cells
epidermis
cuticle
cortex

IGCSE O Level Biology Exam Prep Tests

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Organ Transplantion and Rejection MCQs

Antibiotics: Penicillin Production MCQs

Glucose formation MCQs

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