IGCSE O Level Biology Practice Test 139

Mammalian Skin Quiz PDF: Questions and Answers - 139

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Free Mammalian Skin Quiz Questions and Answers PDF (Mammalian Skin Quiz Answers PDF e-Book) download Ch. 9-139 to solve IGCSE O Level Biology Practice Tests. Learn Homeostasis in Biology MCQ Questions PDF, Mammalian Skin Multiple Choice Questions (MCQ Quiz) for online college degrees. The Mammalian Skin Trivia App: Download free educational app for mammalian skin, atmospheric pollution, medical drugs: antibiotics, health pyramid, gcse biology test prep for colleges that offer online degrees.

The Quiz: Tissue respiration is most active in; "Mammalian Skin" App Download (iOS & Android) with answers ‘muscles’, ‘lungs’, ‘liver’ and ‘stomach’ to study online certificate courses. Study Homeostasis in Biology Questions and Answers, Google eBook to download free sample for colleges that offer online degrees.

Mammalian Skin Questions and Answers PDF Download: Quiz 139

MCQ 691: Tissue respiration is most active in

lungs
muscles
liver
stomach

MCQ 692: Sulfur dioxide (SO₂) may be reduced in air, if

catalytic converters are used in cars
car pools are used
filters or scrubbers are used in chimneys
ozone friendly products are introduced

MCQ 693: Drugs useful against bacteria resistant to penicillin include

Cephalosporin only
Erythromycins only
Augmentin
Cephalosporin and Erythromycins

MCQ 694: In Healthy Diet Pyramid, fruits and vegetables are at the

level 1
level 2
level 3
level 4

MCQ 695: More carbon dioxide (CO₂) can be removed from the body if

more water is removed from the body
animal has a thick skin
thinly lined lungs or gills are present
more water is present

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