IGCSE O Level Biology Practice Test 20
Effects of pH on enzymes Multiple Choice Questions (MCQs) PDF Download - 20
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The Effects of pH on enzymes MCQ with Answers PDF (Effects of pH on enzymes Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 19-20 to prepare IGCSE O Level Biology Practice Tests. Study What Are Enzymes Test PDF, Effects of pH on enzymes Multiple Choice Questions (MCQ Quiz) for two year online colleges. The Effects of pH on enzymes MCQ Quiz App Download: Free certification app for effects of ph on enzymes, red blood cells in mammals, water transport in plants, red blood cells and haemoglobin, thyroxin function test prep to learn online school courses.
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Effects of pH on enzymes MCQ Quiz with Answers PDF Download: Test 20
Amylase becomes denatured at a alkaline pH of
- 6
- 7
- 8
- 9
In mammals, Bone marrow produces
- red blood cells
- white blood cells
- platelets
- antibodies
Root pressure is enhanced as the
- water is needed in leaves for photosynthesis
- cells around xylem are low in salts and amino acids
- more water is available for the plant
- concentration gradient makes osmosis happen at a greater speed
Structural component of hemoglobin is
- manganese
- zinc
- iron
- chorine
Thyroxin is secreted from
- thiamine deficiency
- theological inheritance
- thyroid glands
- muscles used for breathing
IGCSE O Level Biology Exam Prep Tests
Effects of pH on enzymes Textbook App: Free Download (iOS & Android)
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