O Level Biology Questions MCQs Quiz Online PDF Download eBook

Solve O Level Biology Questions Multiple Choice Questions (MCQ), o level biology questions quiz answers PDF worksheet, O level biology practice test for online college programs. Learn effects of human activity on ecosystem Multiple Choice Questions and Answers (MCQs), "O Level Biology Questions" quiz questions and answers for free online classes. Learn conservation: forests and renewable resources, herbicides: o level biology, fast learning biology, pollution: inorganic wastes as cause test prep for online college courses.

"Desertification is caused due to" Multiple Choice Questions (MCQ) on o level biology questions with choices overgrazing, topsoil is eroded, rapid water evaporation from the soil, and all of above for free online classes. Practice o level biology questions quiz questions for merit scholarship test and certificate programs for GRE practice test.

MCQs on O Level Biology Questions PDF Download eBook

MCQ: Desertification is caused due to

overgrazing
topsoil is eroded
rapid water evaporation from the soil
all of above

MCQ: Breakage of hydrogen bonds in protein coils results in

activation of enzymes
denaturation of proteins
expedites the digestive system
inactivation of protein molecules

MCQ: Dietary imbalances cause

malnutrition
starvation
obesity
high cholesterol

MCQ: Advantages of seed dispersal includes

less spread of disease
plants colonizing new habitats
prevention of overcrowding of plants in same habitat
all of above

MCQ: Starch (C₆H₁₀O₅)_n is digested to form maltose (C₁₂H₂₂O₁₁) through enzyme

maltase
amylase
diastase
sucrose

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O Level Physics MCQs: Multiple Choice Questions and Answers (Quiz & Tests with Answer Keys)