If you are very careful about how you get your "animal"-type protein from plants and vegetables, you don't need to eat meat, at all. You can survive for your entire life, or longer than you would if you had eaten meat.
I stay away from beef, but enjoy a little pork, poultry, or fish with several meals a week. I feel healthy, and my weight is about perfect for my size and 'build'.
meat
no lol.
Sundews can survive without eating meat if they are growing in good soil. They only consume insects because the soil they grow in lacks important nutrients.
Not long
You need energy to survive, so you cannot survive without energy.
Not for very long. People cannot survive for very long without water, anywhere.
You can survive 2-3 days without any liquids
a man can not survive for a week without water
A bee can typically survive for about 1-2 days without food.
It is possible to survive indefinitely on caribou meat. However, in real life, a person would be able to forage additional types of food to add nutrients to the diet.
A human can survive without food for about 1 to 2 months, as long as they are consuming water.
Spiders can survive for several weeks without food and for a few days without water.