Boundaries of which kingdom are not well defined.

The boundaries of kingdom 'x' is not well-defined . Which of the following organism belongs to kingdom 'x' ?

Assertion : The boundaries of the kingdom protista are not well-defined. Reason : What may be a photosynthetic protistan to one biologist may be a plant to another.

The boundaries of which of the following kingdom is not well defined ?

The boundaries of which of the following kingdom is not well defined ?

Which of the following kingdoms has no well defined boundaries?

Which of the following kingdoms has no well defined boundaries?

Which of the following kingdoms has no well defined boundaries?

Which of the following kingdoms has no well defined boundaries?