Which are greenhouse crops?

Select the mismatched pair from the following:

Which of the following statements is incorrect?

How many of the following are marine fishes?
Hilsa,Catla,Sardine,Pomfret,Rohu,Mackerel

For which of the following requirements has humanity been active since the beginning?

Consider the following statements $(I-IV)$ regarding organic farming:
$I.$ Use of genetically modified crops like $Bt$ cotton.
$II.$ Input of naturally produced compost.
$III.$ No use of urea and pesticides.
$IV.$ Production of vitamin and mineral-rich vegetables.
Which of the above statements are correct?