Class 9 Biology Exam MCQs – Practice Test 36 (Chapter 9)

Transport Notes Questions with Answers PDF Download – Test 36

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Study Transport Notes Questions and Answers PDF to gain science skills. Download the Transport Quiz Answers PDF e-Book, Ch. 9-36 to study Class 9 Biology Course. Practice Opening and Closing of Stomata MCQ PDF, Transport Quiz Questions and Answers to gain science skills. Free Transport Learning App: Download the Class 9 Biology Notes App to opening and closing of stomata, human blood circulatory system, myocardial infarction, white blood cells, pulmonary and systemic circulation test prep for biology online learning analytics.

Download the Transport Learning App with MCQ: "During the night, the plants keep their"; with answers: chlorophyll blocked, mesophyll opens, stomata opens, and stomata closed. Practice Opening and Closing of Stomata MCQ Questions, download Kobo e-Book (Free Chapter) to join digital study programs.

Transport MCQs – Practice Test 36 PDF Download

MCQ 176: During the night, the plants keep their:

mesophyll opens
chlorophyll blocked
stomata opens
stomata closed

MCQ 177: The scientist who described the blood circulation pathway for the first time is:

Ibn-e-Nafees
Charles Darwin
Ernst Haeckel
Rachel Carson

MCQ 178: The meaning of "angina pectoris" is:

artery death
heart death
chest pain
knee pain

MCQ 179: The macrophages produced by monocytes are responsible for:

absorbing hydrogen
absorbing oxygen
engulfing germs
preventing clotting

MCQ 180: The time for diastole in one heartbeat is:

0.6 seconds
0.8 seconds
0.4 seconds
0.5 seconds

Transport Exam Prep – Class 9 Biology Notes App & e-Book

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