Exam

You will not get any good college with a rank of 32,000 in ComedK for automobile engineering.

The fee would be around 1.8 Lacs - 2 Lacs MSRIT for automobile engineering under 10,000 rank.

Yes, that SC category rank will get you an NLU.

Yes, a Delhi student can take ComedK exam but you will be considered as a general merit student.

These are the top engineering colleges that you will get for B.Tech CSE via ComedK:
1. RVCE, Bangalore
2. MSRIT
3. BMSIT
4. BIT

Hi,
No, you are not able become agriculture officer after B.Sc Zoology. A Candidates who have B.Sc in agriculture or B.Sc in biology or related course can become agriculture officer.

WBJEE is tougher than ComedK and easier than JEE Mains.

No, looking at previous year cutoffs you might not get admission for B.Tech in Electronics and Communication Engineering in NIT Delhi with 7932 rank but you can look for other branches for admission.
Your rank is really good you can apply for some other good government colleges for ECE branch.
You can also refer to the following link to predict your college on basis of your JEE mains rank.
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor

Yes, you are eligible for ComedK even if you are not a citizen of Karnataka.