Yes, this is true. Assuming this was a true or false question.
Adaptive immunity can be acquired during either 'naturally' (by infection) or 'artificially' (through deliberate actions such as vaccination). Adaptive immunity can also be classified as 'active' or 'passive'
5) I would have simply not told her where the product she was requesting was, or I would have asked her what she I intended to do with it. She seemed, from our point of view, to be a suspicious figure, and I have no doubt that I would assume the same if I was the seller.
6) Depending on the time I realized what was happening, I would react differently. If I saw it in the making, I would definitely I intervene, as this would prevent any harm to the buyer or anyone else involved. If I realized after, however, I would still inform a manager, but would then leave the matter altogether.
The answers are:
Cat litter (diseases)
Lead (Toxic)
Pesticides (Halt fetus growth)
Cleaning supplies labelled [toxic]
Eating raw fish
Hope it helped!