Bury them
The cost to dispose of a dead cat depends on the Vets office. Typically, it will cost between $150 and $200.
They bury them in the ground.
you MUST bury it
Yes
Jains call their god Tirthankar.
They're called Jains.
It depends. See your doctor.
Jains have different deities, the most important ones, being tirthankaras.
To dispose of dead fish in an environmentally friendly manner, you can bury them in your garden or compost them. Avoid throwing them in the trash or flushing them down the toilet, as this can harm the environment.
To properly dispose of dead fish, wrap them in a plastic bag and place them in the trash. Avoid flushing them down the toilet or throwing them in bodies of water to prevent contamination.
Digamber Jains are not Buddhists. Digamber is a sect of Jainism.