Teachoo Quiz

Short Quiz

Chapter 5 Class 10 - Life Processes | 5 questions | about 4 minutes

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Question 1 of 5
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Question 1 of 5
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If salivary amylase is lacking in the saliva, which of the following events in the mouth cavity will be affected?
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Question 2 of 5
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The opening and closing of the stomatal pore depends upon
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Question 3 of 5
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Which of the following statement(s) is (are) true about respiration?
(i) During inhalation, ribs move inward and diaphragm is raised
(ii) In the alveoli, exchange of gases takes place i.e., oxygen from alveolar air diffuses into blood and carbon dioxide from blood into alveolar air
(iii) Haemoglobin has greater affinity for carbon dioxide than oxygen
(iv) Alveoli increase surface area for exchange of gases
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Question 4 of 5
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Which is the first enzyme to mix with food in the digestive tract?
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Question 5 of 5
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Choose the forms in which most plants absorb nitrogen
(i) Proteins
(ii) Nitrates and Nitrites
(iii) Urea
(iv) Atmospheric nitrogen
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