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10th CBSE
IMPORTANT
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The blood leaving the tissues becomes richer in

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Important Questions on Life Processes

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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Multiple Choice Questions (MCQs)>Q 25
Which of the following is an incorrect statement?
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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Multiple Choice Questions (MCQs)>Q 26
The internal (cellular) energy reserve in autotrophs is
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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Multiple Choice Questions (MCQs)>Q 27
Which of the following equations is the summary of photosynthesis?
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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Multiple Choice Questions (MCQs)>Q 28
Choose the event that does not occur in photosynthesis.
MEDIUM
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Multiple Choice Questions (MCQs)>Q 29
The opening and closing of the stomatal pore depends upon
EASY
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Multiple Choice Questions (MCQs)>Q 30

Choose the forms in which most plants absorb nitrogen

(i) Proteins 

(ii) Nitrates and Nitrites

(iii) Urea

(iv) Atmospheric nitrogen

EASY
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Multiple Choice Questions (MCQs)>Q 31
Which is the first enzyme to mix with food in the digestive tract?
EASY
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Multiple Choice Questions (MCQs)>Q 32

Which of the following statement (s) is (are) correct?

(i) Pyruvate can be converted into ethanol and carbon dioxide by yeast

(ii) Fermentation takes place in aerobic bacteria 

(iii) Fermentation takes place in mitochondria

(iv) Fermentation is a form of anaerobic respiration