CTET 2 Math and Science 9 Jan 2023 Paper

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Question : 63 of 150
 
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Read the following paragraph and select the option which would correctly fill the blanks in the given order.
The _______ (i) is a thick-walled bag. Its shape is like a flattened 'J' and it is the widest part of the alimentary canal. It receives food from _______ (ii) at one end and opens into ______ (iii) at the other end. It secretes ________ (iv) which kills many bacteria.
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