The end product of carbohydrate metabolism is

Which of the following statements regarding hydathodes is correct?

Choose the correct option:
$(1)$ Sucrose is converted into glucose and fructose with the help of the enzyme $Invertase$ / $Maltase$.
$(2)$ In fermentation,glucose is converted into ethanol by yeast under $Aerobic$ / $Anaerobic$ conditions.

Write the full forms of the following abbreviations:
$(1)$ $RQ$
$(2)$ $TCA$

In the hexose monophosphate shunt ($HMP$ shunt),the number of $CO_2$ molecules evolved is:

In aerobic respiration,which of the following statements is correct regarding the respiratory substrate?