21. Conduction of sap in plants occurs through
(A) Sap wood
(B) Heartwood
(C) Xylem
(D) None of these
22. Cambium causes growth in
(A) Circumference
(B) Length
(C) Width (diameter)
(D) None of these
23. Conical fleshy roots occurs in die
(A) Sweet potato
(B) Dahlia
(C) Both A&B
(D) Carrot
24. Napiform roots are recorded from
(A) Radishen
(B) Carrot
(C) Beet
(D) None of these
25. Hygroscopic roots occurs in
(A) Vanda
(B) Rhizophora
(C) Bryophyllum
(D) None of these
26. Climbing roots are presents in—
(A) Rose
(B) Piper betle
(C) Both A&B
(D) None of these
27. Which is not a stem modification
(A) Rhizome of Ginger
(B) Tuber of Potato
(C) Pitcher of Nepenthes
(D) None of these
28. Potato is multiplied vegetatively with the help of
(A) Tuber
(B) Corm
(C) Rhizome
(D) None of these
29. In opuntia, the function of photosynthesis is carried out by
(A) Bulb
(B) Cladode
(C) Both A & B
(D) Phylloclade
30. A horizontal underground stem is a—
(A) Corm
(B) Rhizome
(C) Rhizoid
(D) None of these
31. Eye of potato is-
(A) Apical bud
(B) Axillary bud
(C) Accessory bud
(D) None of these
32. Storage leaves occur in–
(A) Allium
(B) Zizyphus
(C) Neem
(D) None of these
33. A simple leaf is present in –
(A) Neem
(B) Peepal
(C) Mimosa
(D) None of these
34. In sweet pea, the tendrils are modified
(A) Stipules,
(B) Leaves
(C) Leaflets
(D) None of these
35. Free lateral stipules occur in–
(A) Mango/Mangifera
(B) Rice/Oryza
(C) Maize Zea
(D) China rose/Hibiscus
36. The most advanced type of inflorescence is—
(A) Corymb
(B) Catkin
(C) Both A&B
(D) Capitulum
37. The flowers in the receme / racemose are arranged –
(A) Acropetally
(B) Basipetally
(C) Centripetally
(D) None of these
38. In china rose, the inflorescence is —
(A) Cymose
(B) Capitulum
(C) Solitary cyme
(D) None of these
39. Cyathium is a type of–
(A) Fruit
(B) Inflorescence
(C) Fungus
(D) None of these
40. National flower of India is –
(A) Lotus
(B) Rose
(C) Carica
(D) None of these
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