Clicking Answer key will take you to a panel where you click the correct answer (or answers) to the question. You also enter how many points this question is worth if answered correctly.

As a creator, you can view respondents' answers on Google Forms in three different ways: as a summary, by question, or by individual respondent.

TL;DR Key Takeaways : Conditional logic in Google Forms allows you to customize the flow of your form, showing respondents only the questions relevant to their answers, improving user experience ...

You can embed Google Forms in a few quick steps using a computer. There isn't an embedding option for mobile devices.