Based on the provided text, here are the evaluations of the statements:

1. **Few tourists coming to Vietnam are amazed at the omni-presence of rice.**
**Answer:** F (False) - The text states that tourists are amazed at the omni-presence of rice.

2. **Rice is an object for worshipping in many temples of Vietnam.**
**Answer:** T (True) - The text indicates that rice is worshipped in many temples.

3. **Few main dishes and snacks in Vietnam are made from rice.**
**Answer:** F (False) - The text suggests that many dishes and snacks are made from rice.

4. **Pho is one of the most popular dishes made from rice.**
**Answer:** T (True) - While it does not explicitly mention Pho, it implies rice is central to Vietnamese cuisine.

5. **Vietnamese rice is exported to lots of countries in the world.**
**Answer:** T (True) - The text supports the idea that Vietnamese rice is recognized internationally.

So, the true/false answers are as follows:
1. F
2. T
3. F
4. T
5. T