## Leaf MCQ (Multiple Choice Questions and Answers)

**Q1. Part of the leaf modified into tendril in Clematis is**

- Petiole
- Rachis
- Petiolules
- All the above

**Answer: 4**

**Q2. Petiole is modified into tendril in**

- Gloriosa
- Passiflora
- Nepenthes
- Luffa

**Answer: 3**

**Q3. In Opuntia, the leaves of areoles are modified into **

- Spines
- Glochidia
- Scales
- Tendrils

**Answer: 1**

**Q4. Which one of the following has the largest floating leaves**

- Banana
- Victoria
- Nelumbo
- Date Palm

**Answer: 2**

**Q5. Ptyxis is**

- Arrangement of leaves on the stem
- Arrangement of leaves in the bud
- Folding of lamina in bud
- Both B and C

**Answer: 3**

**Q6. Arrangement of leaves on the stem branches is called**

- Ptyxis
- Vernation
- Prefoliation
- Phyllotaxy

**Answer: 4**

**Q7. Opposite phyllotaxy is present in**

- Banana
- Calotropis
- Grass
- China Rose

**Answer: 2**

**Q8. A swollen leaf base is called**

- Pulvinus
- Amplexicaul
- Winged
- Sheathing leaf base

**Answer: 1**

**Q9. Petiole modified for photosynthesis is**

- Cladode
- Phylloclade
- Phyllode
- Tuber

**Answer: 3**

**Q10. In Banyan, bud scales are**

- Young leaves
- Modified leaves
- Trichomes
- Stipules

**Answer: 4**

**Q11. Main function of leaf is**

- Transpiration
- Exchange of gases
- Photosynthesis
- Cooling

**Answer: 3**

**Q12. Leaf margin is spiny in**

- Poplar
- Argemone
- Agave
- Bryophyllum

**Answer: 2**

**Q13. Occurrence of more than one type of leaves is**

- Decussate phyllotaxy
- Heterophylly
- Aestivation
- Anisophylly

**Answer: 2**

**Q14. Vernation is**

- Arrangement is veins on the lamina
- Arrangement of leaves on the stem
- Folding of leaves in bud
- Arrangement of leaves in bud

**Answer: 4**

**Q15. Compound leaves occur in**

- Mustard
- Syzygium
- Wheat
- Sweet Pea

**Answer: 4**

**Q16. In Pisum sativum, tendrils are**

- Modified leaves
- Modified upper leaflets
- Modified lower leaflets
- Modified stipules

**Answer: 2**

**Q17. In Smilax, tendrils are modified**

- Leaves
- Upper Leaflets
- Lower Leaflets
- Stipules

**Answe: 4**

**Q18. Stipules are modified into spines in**

- Shoe Flower
- Cotton
- Zizyphus
- Dalbergia

**Answer: 3**

**Q19. A plant showing reticulate venation is**

- Ficus
- Canna
- Musa
- Zea

**Answer: 1**

**Q20. Parallel venation is found in**

- Mentha
- Banana
- Dalbergia
- Syzygium

**Answer: 2**

**Q21**. **Stipules found in Rose are**

- Free lateral
- Adnate
- Ochreate
- Interpetiolar

**Answer: 2**

**Q22. Whole leaf is modified into tendril in**

- Lathyrus aphaca
- Lathyrus odoratus
- Pisum sativum
- Lens culinaris

**Answer: 1**

**Q23. Stipules are modified into tendrils in**

- Gloriosa superba
- Lathyrus odoratus
- Smilax
- Clematis

**Answer: 3**

**Q24. A monocot showing reticulate venation is**

- Zea
- Plum
- Bambusa
- Smilax

**Answer: 4**

**Q25. In Musa, the venation is**

- Unicostate reticulate
- Unicostate parallel
- Multicostate reticulate
- Multicostate parallel

**Answer: 2**

**Q26. Which one of the following possesses winged petiole**

- Citrus
- Bombax
- Acacia
- Asparagus

**Answer: 1**

**Q27. A plant with unifoliate leaves is**

- Balanites
- Citrus
- Aegle
- Paris

**Answer: 2**

**Q28. The leaf of Mimosa pudica is**

- Simple
- Bifoliate
- Bipinnate
- Trifoliate

**Answer: 3**

**Q29. Multifoliate leaves are found in**

- Aegle
- Paris
- Oleander
- Bombax

**Answer: 4**

**Q30. Rachis is modified into a leafy structure called**

- Phyllode
- Ochrea
- Phylloclade
- Phyllome

**Answer: 1**

**Q31. Lamina is reduced in**

- Xerophytes
- Mesophytes
- Hydrophytes
- Climbers

**Answer: 1**

**Q32. Heterophylly of Limnophila is**

- Environmental
- Developmental
- Habitual
- Adaptive

**Answer: 4**

**Q33. Heterophylly found in Eucalytus is**

- Habitual
- Developmental
- Adaptive
- Environmental

**Answer: 2**

**Q34. Phyllotaxy is meant for**

- Protection of leaves against sunlight
- Exposure of all the leaves equally to sunlight
- Minimising the number of leaves on a branch
- Maximising the number of leaves on a branch

**Answer: 2**

**Q35. Leaf is imparipinnate in**

- Rose
- Cassia
- Quisqualis
- Guava

**Answer: 1**

**Q36. Phyllode is an adaptation to**

- Aquatic environment
- Halophytic environment
- Mesophytic environment
- Xerophytic environment

**Answer: 4**

**Q37. Ochreate stipules occur in**

- Rose
- Polygonum
- Lathyrus aphaca
- Smilax

**Answer: 2**

**Q38. In Nepenthes the pitcher is modified**

- Leaf Apex
- Leaf base
- Lamina
- Leaf stalk

**Answer: 3**

**Q39. Leaves borne on the main stem are called**

- Radical
- Ramal
- Peltate
- Cauline

**Answer: 4**

**Q40. In Calotropis the phyllotaxy is**

- Alternate
- Verticellate
- Opposite and superposed
- Opposite and decussate

**Answer: 4**

**Q41. Tendrils of Wild Pea represent modification of**

- Axillary branches
- Leaves
- Leaflets
- Stipules

**Answer: 2**

**Q42. Leaves are modified into hygroscopic appendages in**

- Tamarix
- Tamarindus
- Albizzia
- Butea

**Answer: 1**

**Q43. Plants without leaves during one season are**

- Caducous
- Deciduous
- Evergreen
- Semigreen

**Answer: 2**

**Q44. In spiral phyllotaxy, the number of leaves at each node is**

- One
- Two
- Many
- Three

**Answer: 1**

**Q45. Unicostate venation is called as**

- Palmate
- Pinnate
- Reticulate
- Parallel

**Answer: 2**

**Q46. Palmate compound leaf is the one in which the leaflets develop from**

- Rachis
- Tip of petiole
- Branch of rachis
- Node

**Answer: 2**

**Q47. A compound leaf with more than thrice pinnate nature is**

- Multifoliate
- Decompound
- Quadrifoliate
- Tripinnate

**Answer: 2**

**Q48. A unifoliate compound leaf can be differentiated from simple leaf in having**

- Joint
- Stalk
- Unicostate reticulate venation
- Multicostate reticulate venation

**Answer: 1**

**Q49. The leaves which fall down very soon after their formation are**

- Deciduous
- Caducous
- Ramal
- Cauline

**Answer: 2**

**Q50. Leaves developing from discoid reduced stem of Radish are**

- Ramal
- Radical
- Cauline
- Deciduous

**Answer: 2**

**Q51. Leaves arising from stem branches are **

- Radical
- Cauline
- Ramal
- Peltate

**Answer: 3**

**Q52. A leaf without petiole is**

- Sessile
- Subsessile
- Subpetiolate
- Simple

**Answer: 1**

**Q53. A sensitive thread-like structure which can coil around a support is**

- Spring
- Tendril
- Rachis
- Twiner

**Answeer: 2**

**Q54. A simple leaf is present in**

- Peepal
- Mimosa
- Neem
- All the above

**Answer: 1**

**Q55. Bipinnate leaves are characteristic of**

- Cruciferae
- Solanaceae
- Papilionoideae
- Mimosoideae

**Answer: 4**

**Q56. A dicotyledenous plant showing parallel venation is**

- Dioscorea
- Smilax
- Calophyllum
- Hibiscus

**Answer: 3**

**Q57. Parkinsonia shows one of the following modifications**

- Phylloclade
- Cladode
- Phyllode
- Leaf pitcher

**Answer: 3**

**Q58. Onion stores food in**

- Underground stem
- Fleshy scales
- Root
- Shoot

**Answer: 2**

**Q59. Phyllode is a modification of**

- Petiole
- Stem
- Inflorescence
- Root

**Answer: 1**

**Q60. Which one is not a modification of stem**

- Pitcher of Nepenthes
- Corm of Colocasia
- Rhizome of Zinger
- Tuber of Potato

**Answer: 1**

**Q61. A monocot can be distinguished from a dicot by**

- Phyllotaxy
- Aestivation
- Venation
- Vernation

**Answer: 3**

**Q62. A unipinnate compound leaf can be differentiated from a branched having simple leaves by**

- Presence of terminal bud in compound leaf
- Absence of vanes in the leaflets
- Presence of buds in the axils of leaflets
- Presence of buds in the axils of leaves

**Answer: 4**

**Q63. The leaf of Bryophyllum grows many tiny plants complete with roots in the margin. This is an example of **

- Sexual reproduction
- Vegetative reproduction
- Fission
- Hermaphroditism

**Answer: 2**

**Q64. Adnate stipules occur in**

- China Rose
- Gardenia
- Rose
- Cotton

**Answer: 3**

**Q65. A portion of leaf blade can regenerate the whole plant in**

- Dioscorea
- Bryophyllum
- Pineapple
- Peepal

**Answer: 2**