Lucknow Seedless is a variety of:

Correct option is B

Lucknow Seedless is a well-known variety of lemon ( Citrus limon).
Key Points:
· Lucknow Seedless:
· A popular lemon variety especially grown for its almost seedless fruits.
· It produces medium-sized, juicy fruits with a thin rind and high acidity — desirable for fresh consumption and juice extraction.
· As the name suggests, it contains very few or no seeds, which is a highly preferred trait in lemons.
· Major Features:
· High juice content.
· Good keeping quality.
· Grown widely in Uttar Pradesh and neighboring regions.
Other Options Explained:
· (a) Sour Lime ( Citrus aurantifolia):
· Different species; varieties like 'PKM-1' are common here, not Lucknow Seedless.
· (c) Sweet Lime ( Citrus limettioides):
· Known for sweet taste, not associated with Lucknow Seedless.
· (d) Orange ( Citrus sinensis):
· A sweet fruit; Lucknow Seedless is not an orange variety.