## Stem MCQ (Multiple Choice Questions and Answers)

**Q1. Buds which give rise to leafy shoots are**

- Adventitious buds
- Vegetative buds
- Reproductive buds
- Radical buds

**Answer: 2**

**Q2. Buds occurring on the nodes outside the leaf bases are**

- Axillary
- Extra-axillary
- Terminal
- Cauline

**Answer: 2**

**Q3. Axillary buds develop**

- Endogenously from plerome
- Endogenously from pericycle
- Exogenously from outer cortex
- Exogenously from epidermis

**Answer: 3**

**Q4. Largest bud occurs in**

- Brussel’s Sprout
- Cabbage
- Lettuce head
- Cauliflower

**Answer: 2**

**Q5. Epiphyllous buds take part in**

- Growth in length
- Photosynthesis
- Reproduction
- Reduction in transpiration

**Answer: 3**

**Q6. Heads of Lettuce are**

- Undeveloped
- Unopened flowers
- Buds
- Modified stems

**Answer: 3**

**Q7. Brussel’s Sprouts are**

- Undeveloped inflorescence
- Floral buds
- Vegetative buds
- Fruits

**Answer: 3**

**Q8. Bulbils occur in**

- Oxalis
- Agave
- Lily
- All the above

**Answer: 4**

**Q9. Buds that produce lateral brunches develop at**

- Internodes
- Apical meristems
- Auxillary meristems
- Nodes

**Answer: 4**

**Q10. Buds typically occur at**

- Leaf bases
- Leaf axils
- Tips of stems and roots
- Tips of branches and leaf branches

**Answer: 4**

**Q11. Monopodial stem is produced due to the activity of**

- Accessory bud
- Lateral bud
- Apical bud
- Adventitious bud

**Answer: 3**

**Q12. Stem is reduced in**

- Rhizome
- Corm
- Bulb
- Tuber

**Answer: 3**

**Q13. Reduced stem bears leaves called**

- Ramal
- Radical
- Cauline
- Phyllodes

**Answer: 2**

**Q14. A weak stem which itself coils around the support is called**

- Twiner
- Scrambler
- Liana
- None of the above

**Answer: 1**

**Q15. One internode long runner stem of aquatic plants is called**

- Stolon
- Trailer
- Offset
- None of the above

**Answer: 3**

**Q16. A trailer is that which is rooted at**

- Only one point
- Two points
- More than two points
- No point

**Answer: 1**

**Q17. The bulb of garlic is**

- Nontunicated
- Tunicated layered
- Compound tunicated
- Simple tunicated

**Answer: 3**

**Q18. The sensitive thread-like structures found in climbers which can coil around a support are**

- Twiners
- Tendrils
- Trailers
- Scramblers

**Answer: 2**

**Q19. In Luffa the tendrils are modified**

- Extra-axillary branches
- Stipules
- Axillary Branches
- Petioles

**Answer: 1**

**Q20. The weak stemmed plants which can climb with the help of thorns, spines, prickles are**

- Scramblers
- Stolons
- Straggling
- Lianas

**Answer: 1**

**Q21. In Opuntia, each areole represents**

- A node
- An internode
- An apical bud
- An accessory bud

**Answer: 1**

**Q22. Culm is found in**

- Asparagus
- Bamboo
- Cucurbita
- Passiflora

**Answer: 2**

**Q23. In a twiner, the twining structure is**

- Tendril
- Spine/thorn
- Curved hook
- Sensitive stem

**Answer: 4**

**Q24. Potato tuber is an underground stem because it bears**

- Buds on the nodes
- Abundant food reserve
- Adventitious roots
- No chlorophyll

**Answer: 1**

**Q25. Underground stems are primarily meant for**

- Vegetative reproduction
- Perennation
- Protection from strong light
- Anaerobic respiration

**Answer: 2**

**Q26. Thorn is a stem structure because it is**

- Axillary
- Like a branch
- Hard pointed structure
- Aerial

**Answer: 1**

**Q27. Stem is modified into tendril in**

- Bignonia
- Asparagus
- Cucurbita
- Petunia

**Answer: 3**

**Q28. A stem functioning as photosynthetic organ is**

- Phyllode
- Phylloclade
- Culm
- Caudex

**Answer: 2**

**Q29. Offset occurs in**

- Strawberry
- Colocasia
- Pistia
- Chrysanthemum

**Answer: 3**

**Q30. Sucker is a horizontal stem branch found in**

- Gloriosa
- Chrysanthemum
- Grass
- Strawberry

**Answer: 2**

**Q31. Epiphyllous buds develop from**

- Leaf Surface
- Leaf axil
- Leaf base
- Stipule

**Answer: 1**

**Q32. Stem is specialized to perennate and store food in**

- Groundnut
- Ginger
- Beet
- Sugarcane

**Answer: 2**

**Q33. Type of stem structure present in Colocasia is**

- Corm
- Bulb
- Rhizome
- Tuber

**Answer: 1**

**Q34. Menthe (Mint) has one of the following**

- Sucker
- Offset
- Stolon
- Rhizome

**Answer: 1**

**Q35. Hooks helps in climbing in**

- Quisqualis
- Artabotrys
- Pisum sativum sativum
- Gloriosa

**Answer: 2**

**Q36. Thorns, spines and prickles are**

- Organs of defence
- Organs of offence
- Organs of clinging
- Specialised for gaseous exchange

**Answer: 1**

**Q37. The common mode of vegetative reproduction in Ginger is through**

- Corm
- Rhizome
- Bulb
- Stem cuttings

**Answer: 2**

**Q38. Edible portion of Onion is**

- Tunic
- Stem
- Scape
- Leaf bases

**Answer: 4**

**Q39. Banana is multiplied through**

- Root cuttings
- Corm
- Rhizome
- Bulb

**Answer: 3**

**Q40. Potatoes are cultivated by means of**

- Tubers
- Seeds
- Axillary buds
- Root cuttings

**Answer: 1**

**Q41. Primary function of the stem is**

- Anchorage
- Bearing and holding of leaves
- Absorbing of water and minerals
- Vegetative multiplication

**Answer: 2**

**Q42. The plant stores food in the stem in**

- Bryophyllum
- Banana
- Brinjal
- Cucurbita

**Answer: 2**

**Q43. In Bryophyllum, multiplication is most rapid through**

- Fruits
- Seeds
- Stem cuttings
- Leaf

**Answer: 4**

**Q44. Prickles of Rose are**

- Accessory buds
- Extra-axillary outgrowths
- Endogenous
- Exogenous

**Answer: 4**

**Q45. Stem is modified into thorns in **

- Citrus
- Asparagus
- Opuntia
- Solanum surattense

**Answer: 1**

**Q46. Corm is**

- Horizontal underground is
- Unbranched compressed spherical vertical underground stem
- Horizontal above ground stem
- Spherical above ground branched stem

**Answer: 2**

**Q47. Corm is characterized by**

- Adventitious roots
- Axillary buds
- Circular nodes
- Perennial nature

**Answer: 3**

**Q48. What is wrong about rhizome**

- Rhizome stores food
- It has nodes and internodes
- It bears foliage or scale leaves
- It does not possess buds

**Answer: 4**

**Q49. Cladodes occur in**

- Parkinsonia
- Asparagus
- Opuntia
- Euphorbia royleana

**Answer: 2**

**Q50. Jointed stems with hollows internodes are**

- Culms
- Caudex
- Scapes
- Phyllodes

**Answer: 1**

**Q51. Bulbs of Garlic/Onion have**

- Greatly reduced stems
- No stem
- Extensive root system
- No leaves

**Answer: 1**

**Q52. In Opuntia, the function of photosynthesis is carried out by**

- Cladode
- Phylloclade
- Phyllode
- Bulb

**Answer: 2**

**Q53. Photosynthetic function of Cactus is performed by**

- Phyllode
- Cladode
- Phylloclade
- Leaves

**Answer: 3**

**Q54. Muhlenbeckia (= Cocoloba) is an example of**

- Phylloclade
- Phyllode
- Stem tuber
- Root tuber

**Answer: 1**

**Q55. Phylloclade is modification of**

- Leaf
- Root
- Flower
- Stem

**Answer: 4**

**Q56. A cladode is one internode long**

- Runner
- Phyllode
- Sucker
- Phylloclade

**Answer: 4**

**Q57. In which of the following, stem branches are modified into tendrils**

- Gloriosa
- Lathyrus
- Passiflora
- Smilax

**Answer: 3**

**Q58. Prickles of Rose are**

- Modified leaves
- Modified stipules
- Exogenous in origin
- Endogenous in origin

**Answer: 3**

**Q59. Thorns, spines and prickles are**

- Organs of offence
- Defensive organs
- Respiratory organs
- Pollinators

**Answer: 2**

**Q60. Origin of stem branches is**

- Exogenous
- Endogenous
- Superficial
- Partly superficial and partly endogenous

**Answer: 1**

**Q61. Accessory buds are **

- Axillary
- Adventitious
- Terminal
- No true buds

**Answer: 1**

**Q62. Axillary buds develop**

- Exogenously from epidermis
- Exogenously from inner layer of cortex
- Endogenously from layer of cortex
- Endogenously from pericycle

**Answer: 2**

**Q63. One internode long branches occur in**

- Opuntia
- Euphorbia
- Casuarina
- Asparagus

**Answer: 4**

**Q64. Function of stem is**

- Bear leaves and branches
- Conduction of water and minerals
- Conduction and storage food
- All the above

**Answer: 4**

**Q65. One of the following is not root vegetable**

- Sweet Potato
- Potato
- Turnip
- Carrot

**Answer: 2**