IGCSE O Level Biology MCQs - Chapter 6

Ecology: O level Biology Trivia Questions and Answers PDF - 20

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The Trivia Quiz: If plants absorb carbon dioxide (CO₂) in water (H₂O), the water becomes; "Ecology O level Biology" App APK Download (Free) with answers acidic, alkaline, neutral and salty to learn online school courses. Practice physical environment: ecology quiz questions, download Kindle eBook (Free Sample) for schools that offer online bachelor degrees.

Ecology O level Biology Questions & Answers PDF Download: MCQ Quiz 20

MCQ 96: If plants absorb carbon dioxide (CO₂) in water (H₂O), the water becomes

alkaline
acidic
neutral
salty

MCQ 97: Any part of the Earth where life can exist is known as

populations
community
ecosystem
biosphere

MCQ 98: Tertian malaria can be

benign only
malignant only
deadly
benign and malignant

MCQ 99: Carbon dioxide (CO₂) is one of the end products of decomposition and its nature is

organic
inorganic
artificial
replicatic

MCQ 100: Due to osmotic problems in freshwater bony fish, kidneys have to

produce concentrated urine
reabsorb water
produce dilute urine
release water

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