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IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 324

Physical Environment: Ecology Multiple Choice Questions (MCQ) PDF - 324

The e-Book Physical Environment Ecology MCQ Questions, physical environment ecology quiz answers PDF download chapter 6-324 to learn free igcse biology online courses. Solve Ecology O level Biology Test PDF, physical environment ecology Multiple Choice Questions (MCQ Quiz) for online college degrees. The Physical Environment: Ecology MCQ Quiz App Download: Free certification app for physical environment: ecology, biology test questions, mouth and buccal cavity, internal skeleton, hormones: endocrine glands test prep for online college bachelor degree.

The MCQ Quiz: If plants absorb carbon dioxide (CO2) in water (H2O), the water becomes; "Physical Environment: Ecology" App APK Download (Free) with answers acidic, alkaline, neutral and salty to learn online school courses. Study ecology o level biology questions and answers, Apple Book to download free sample for schools that offer online bachelor degrees.

Physical Environment: Ecology Questions and Answers PDF Download: Quiz 324

MCQ 1616: If plants absorb carbon dioxide (CO2) in water (H2O), the water becomes

  1. alkaline
  2. acidic
  3. neutral
  4. salty

MCQ 1617: Chlorophyll is a chemical substance, exists in chloroplasts of plants, with the property of

  1. green in color
  2. changeable through light spectrum.
  3. not green in color
  4. absorbing red and blue light more, then other colors.

MCQ 1618: Nasal cavities and Eustachian tubes open in

  1. Larynx
  2. Pharynx
  3. Trachea
  4. Glottis

MCQ 1619: Internal skeleton is made up of bones and cartilage in

  1. mammals
  2. nematodes
  3. arthropods
  4. Echinodermata

MCQ 1620: Long term effects are incurred in man due to imbalance of

  1. adrenaline
  2. thyroxin
  3. testosterone
  4. progestrone

IGCSE O Level Biology Exam Prep Tests

Physical Environment Ecology Learning App & Free Study Apps

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Physical Environment Ecology App (Android & iOS)

Physical Environment Ecology App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (Android & iOS)

Phylum App (Android & iOS)

Phylum App (Android & iOS)

9th Grade Biology App (Android & iOS)

9th Grade Biology App (Android & iOS)