what is the answer of this question given their

Dear student,
Since you have not mentioned the question number, I am answering the first two questions given in the image. Please find below the answer:

1. a. A device that is used to break a circuit is called Switch.
b.An electric cell has two terminals.

2. a. True
b. False. As jute string is a bad conductor of electricity, it cannot be used to make a circuit.
c. False. Thermocol is an insulator. Hence, electric current cannot pass through it.

Hope this clears your doubt.

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