Your answer would be accurate so yes it's true .
Biological control or biocontrol is a method of controlling pests such as insects, mites, weeds and plant diseases using other organisms. It relies on predation, parasitism, herbivory, or other natural mechanisms, but typically also involves an active human management role.
my book says you should vary the amount of food each day and make sure they digest it well
you'd have to go beyond your limits. And you can't keep telling yourself, "there's no way I could do that" something I always say is that "as long as you don't give up, you've never truly lost, only when you give up are you truly defeated". And, it depends on what you do and what your interests are. You could be a streamer or an activist. But you need to be aware of what people like and don't like, while also being yourself.
