Choose first, then check both the answer and the reason.

21. Maize is best classified as which?

A. Cereal B. Oilseed C. Fibre D. Plantation tree

Answer A. Maize is a cereal crop.

22. Three district pages list maize. What follows?

A. One district must rank first B. Maize is cultivated in all three listed settings C. Maize has no market use D. It grows only on black soil

Answer B. Presence in several districts does not establish an annual production rank.

23. Which is the harvested fibre crop?

A. Groundnut B. Redgram C. Cotton D. Turmeric

Answer C. Cotton lint is the fibre product; the other options are oilseed, pulse and spice.

24. Guntur's cotton link continues into which industry?

A. Shipbuilding only B. Chess boards C. Space launch D. Ginning and spinning

Answer D. The district page mentions cotton ginning and spinning mills.

25. Chilli is especially linked with which AP district?

A. Guntur B. Ananthapuramu only C. Chittoor only D. Alluri hills only

Answer A. Guntur's official ODOP entry identifies chilli as its signature crop.

26. What is Guntur Market Yard in the chilli chain?

A. A paddy seed variety B. Trading centre C. A reservoir D. An irrigation canal

Answer B. Market yards trade produce; they are not fields where the chilli is grown.

27. Duggirala in Guntur is linked to processing which crop?

A. Groundnut B. Paddy C. Turmeric D. Tea

Answer C. Guntur's district profile describes a turmeric processing cluster at Duggirala.

28. Which is a non-food commercial crop in Guntur's list?

A. Mango B. Paddy C. Bengalgram D. Tobacco

Answer D. Tobacco appears with other commercial/non-food crops in the official profile.

29. Sugarcane is most directly a source for which product chain?

A. Sugar and related by-products B. Cotton lint C. Rice bran only D. Hurdles equipment

Answer A. Sugarcane is a sugar crop with a milling and by-product chain.

30. APMIP lists sugarcane among what?

A. River names B. Micro-irrigation sectors C. National sports awards D. District boundaries

Answer B. The Tirupati APMIP page names sugarcane as an implementation sector.