Answer: True
Explanation: malnutrition is essentially the lack of nourishment. An imbalance (less or more) of one or more nutrients certainly has the capacity of causing health issues. And as such it includes deficiencies, overabundance and imbalances.
You should be able to talk during moderate exercise, but won't be able to sing, because it would disrupt breathing.
BAI is the Bureau of Animal Industry. One of the BAI's discovery is the parasite that caused Texas cattle fever.
Answer:
Three ways you can be safe when using social media and the internet is to make your account private, don't share personal information, and don't talk to strangers. You should make your account private because it allows you to see who wants to follow you and it allows you to allow whether or not they are allowed to follow you. You shouldn't share personal information because someone can possibly track you down, or your house, or your school, etc. Talking to strangers applies to everywhere including online. You won't know how they'll respond and that can make you uncomfortable.