Cambridge Online Courses (GCSE)

O Level Biology Quizzes

O Level Biology Quiz PDF - Complete

Physical Environment: Ecology Quiz MCQ Online p. 324

Practice Physical Environment Ecology quiz questions and answers PDF, physical environment ecology trivia questions 324 to learn online O Level Biology course for online classes. Ecology O level Biology MCQ questions, physical environment ecology Multiple Choice Questions (MCQ) for online college degrees. "Physical Environment: Ecology Quiz" PDF eBook: hormones: endocrine glands, internal skeleton, mouth and buccal cavity, biology test questions, physical environment: ecology test prep for college entrance exams.

"If plants absorb carbon dioxide (CO2) in water (H2O), the water becomes" MCQ PDF: acidic, alkaline, neutral, and salty for online college courses. Solve ecology o level biology questions and answers to improve problem solving skills for GRE practice test.

Trivia Quiz on Physical Environment: Ecology MCQs

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

alkaline
acidic
neutral
salty

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

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

MCQ: Nasal cavities and Eustachian tubes open in

Larynx
Pharynx
Trachea
Glottis

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

mammals
nematodes
arthropods
Echinodermata

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

adrenaline
thyroxin
testosterone
progestrone