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IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 79

Mammalian Skin Quiz PDF: Questions and Answers - 79

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Mammalian Skin Questions and Answers PDF Download: Quiz 79

MCQ 391:

No shivering happens on a

  1. cold day
  2. warm day
  3. during physical activities
  4. when excess sebum is produced
MCQ 392:

In willow trees, the cotton wool is mostly made of

  1. air ducts
  2. air floats
  3. cellulose
  4. starch
MCQ 393:

Bread and cereal group is rich in

  1. minerals
  2. carbohydrates
  3. fats
  4. vitamins
MCQ 394:

To produce penicillin, the main fermentable source in the culture is

  1. glucose
  2. lactose
  3. sulphate
  4. sugars
MCQ 395:

In homeostasis ultrafiltration retains

  1. platelets
  2. fats
  3. proteins
  4. all of above

IGCSE O Level Biology Exam Prep Tests

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Mammalian Skin App (Android & iOS)

Mammalian Skin App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (iOS & Android)

Phylum App (Android & iOS)

Phylum App (Android & iOS)

Molecular Biology App (Android & iOS)

Molecular Biology App (iOS & Android)