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IGCSE O Level Biology Certification Exam Tests

IGCSE O Level Biology Practice Test 136

Tissue Respiration Gas Exchange and Breathing Multiple Choice Questions (MCQs) PDF Download - 136

The Tissue Respiration Gas Exchange and Breathing MCQ with Answers PDF (Tissue Respiration Gas Exchange and Breathing Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 15-136 to prepare IGCSE O Level Biology Practice Tests. Study Respiration in Biology Test PDF, Tissue Respiration Gas Exchange and Breathing Multiple Choice Questions (MCQ Quiz) for SAT practice test. The Tissue Respiration, Gas Exchange and Breathing MCQ Quiz App Download: Free certification app for tissue respiration, gas exchange and breathing, biology questions answers, circulatory system, excretion in biology, fungi: mode of life test prep to study online school courses.

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Tissue Respiration Gas Exchange & Breathing MCQ Quiz with Answers PDF Download: Test 136

MCQ 676:

Respiration is a/an

  1. chemical process
  2. mechanical process
  3. electrical process
  4. oxidation process
MCQ 677:

In ecosystem, Biomass is the

  1. total mass of living matter at each trophic level
  2. total mass of living things in a biosphere
  3. total number of living organisms in a given area
  4. total energy transferred to each trophic level
MCQ 678:

Thick, muscular and elastic walls are characteristics of

  1. endothelium
  2. arteries
  3. veins
  4. capillaries
MCQ 679:

For excretion, animals with impermeable skin use

  1. simple diffusion process
  2. produce concentration gradient
  3. special excretory glands
  4. special excretory organs
MCQ 680:

Mycelia is formed through thread like structures called as

  1. cilia
  2. hypha
  3. hydra
  4. flagella

IGCSE O Level Biology Exam Prep Tests

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Tissue Respiration Gas Exchange & Breathing App (Android & iOS)

Tissue Respiration Gas Exchange & Breathing App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (iOS & Android)

9th Grade Biology App (Android & iOS)

9th Grade Biology App (Android & iOS)

A level Biology App (Android & iOS)

A level Biology App (iOS & Android)