Please correct grammatical error of this exercise. thanks!?

In the 6th sentence of 1st question,the question is asked using that i.e. "Is that country in Africa?"and so the answer must be"No,that's not.That's a country in Europe".A reptile is not only a cold blooded animal but also it can survive on land as well as in water.And in the 2nd question there is one B missing.