Consider the following States:<br/>1. Arunachal Pradesh<br/>2. Himachal Pradesh<br/>3. Mizoram<br/><br/>In which of the above States do 'Tropical Wet Evergreen Forests' occur?

1. Arunachal Pradesh — Yes. Parts of Arunachal Pradesh, especially in the foothill and high-rainfall zones of Northeast India, have tropical wet evergreen forests. Verdict: Correct.

2. Himachal Pradesh — No. Himachal Pradesh mainly has montane, temperate, sub-alpine and alpine forests; tropical wet evergreen forests are not a characteristic forest type there. Verdict: Incorrect.

3. Mizoram — Yes. Mizoram has high rainfall and humid tropical conditions, supporting tropical wet evergreen/semi-evergreen forests. Verdict: Correct.

Therefore, tropical wet evergreen forests occur in 1 and 3 only.