Thank you for reporting, we will resolve it shortly
Q.
The product of the reaction between ammonia and formaldehyde is
Aldehydes Ketones and Carboxylic Acids
Solution:
Formaldehyde reacts with ammonia to form hexa-methylene-tetramine(urotropine)
$6 HCHO +4 NH _{3} \rightarrow\left( CH _{2}\right)_{6} N _{4}+6 H _{ O }$