Logical Sequence of Words Questions

From the given alternative words, select the word which cannot be formed using the letters of the given word:

PHOTOSYNTHETIC

A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.

yes, rain, alive, subtle, ?

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.
Legislator

Rearrange the jumbled letters to make a meaningful word and then select the one which is different.

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

Leaf, Caterpillar, Frog, ?

A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.

tub, size, latin, formal, ?

From the given alternative words, select the word which cannot be formed using the letters of the given word:

COMMENTATOR

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Expenditure