Answer:
First generation
Second generation
Third generation
Fourth generation
Fifth generation
Explanation:
First generation: the first generation is "vacuum tubes"
Second generation: the second generation is transistors
Third generation: the third generation is Integrated circuit
Fourth generation: the fourth generation is micro processor
Fifth generation: the fifth generation is artificial intelligence.
I believe heterotrophs are organisms that get their energy by eating other organisms. These organisms are also called predators
