Which among the following is incorrect about Dikaryon?

All protozoans are either parasitic or predators. They depend on other animals for their food.

Which of the following statements are correct?

Budding is ____

Which among the following statements are incorrect?

According to Aristotle Chlorella comes under ___

In chemosynthetic autotrophs energy to prepare food is obtained from ______

The bacteria shown in the following picture belongs to the category________