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In the experiment to show that CO(2) is ...

In the experiment to show that `CO_(2)` is released during respiration', the small test tube of KOH solution is suspended inside the conical flask to absorb the:

A

Air of the flask

B

Moisture of the flask

C

`O_(2)` of the flask

D

`CO_(2)` of the flask released by the seeds

Text Solution

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The correct Answer is:
d
`CO_(2)` of the flask released by the seeds
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In the experimental set-up shown, a] Name the material X filled in the small test tube and the material Y placed at the bottom of the conical flask. b] Why is there a rise in water level in the delivery tube?

In the experimental set up "carbon dioxide is given out during respiration" name the substance taken in small test tube kept in conical flask. State its function and consequences of its use.

A student has set up an apparatus to show that " CO_(2) is released during respiration". After about I hour he observes no change in the water level in the delivery tube. Write two possible reasons for the failure of the experiment.

In the experimental set-up to show that "the germinating seeds give out carbon dioxide", answer the following questions: i] Why do we keep the conical flask airtight? ii] Name the substance kept in the small test tube inside the conical flask. Write its role. iii] Why does water rise in the delivery tube?

Choose the right sequential phenomena among following during the delivery of O_(2) from blood to tissue P. Absorption of CO_(2) by the blood Q. Reaction of absorbed CO_(2) " with " H_(2)O to from H_(2)O_(3) within RBC and its conversion into H^(+) and HCO_(3)^(-) ions R. Reaction of absorbed CO_(2) " with " H_(2)O in plasma to form H_(2)CO_(3) and its conversion into H^(+) " and " HCO_(3)^(-) S. Combination of H^(+) with haem portion of HbO_(2) to release O_(2) T. Comnbination of HCO_(3)^(-) with haem portion HbO_(2) to form reduced haemoglobin and release of O_(2)

ZEN PUBLICATION-LIFE PROCESSES-ZEE ADDITIONAL QUESTIONS SECTIONS (MULTIPLE CHOICE QUESTIONS)
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