1. Plant morphology deals with the study of:
(A) Internal structure of plants
(B) External form and structure of plants
(C) Physiological processes
(D) Classification of plants
2. The part of plant that develops from plumule is:
(A) Root
(B) Leaf
(C) Stem
(D) Flower
3. Which part of the plant anchors it to the soil?
(A) Stem
(B) Leaf
(C) Flower
(D) Root
4. Which type of root system is found in wheat?
(A) Tap root system
(B) Adventitious roots
(C) Fibrous root system
(D) Aerial roots
5. The main function of roots is:
(A) Photosynthesis
(B) Reproduction
(C) Transpiration
(D) Absorption of water and minerals
6. Which root modification stores food?
(A) Pneumatophores
(B) Storage roots
(C) Prop roots
(D) Climbing roots
7. Which plant has prop roots?
(A) Pea
(B) Banyan
(C) Wheat
(D) Mustard
8. Pneumatophores are found in:
(A) Desert plants
(B) Mangrove plants
(C) Aquatic plants
(D) Epiphytes
9. The stem grows upward showing:
(A) Hydrotropism
(B) Phototropism
(C) Geotropism
(D) Thigmotropism
10. Which stem modification is used for storage of food?
(A) Tuber
(B) Thorn
(C) Tendril
(D) Climber
11. Potato is an example of:
(A) Root tuber
(B) Rhizome
(C) Stem tuber
(D) Bulb
12. Which stem modification helps in climbing?
(A) Thorn
(B) Tuber
(C) Tendril
(D) Sucker
13. Which stem modification helps in protection?
(A) Tendril
(B) Climber
(C) Thorn
(D) Bulb
14. The leaf stalk is called:
(A) Lamina
(B) Midrib
(C) Petiole
(D) Vein
15. Which part of leaf is mainly involved in photosynthesis?
(A) Petiole
(B) Lamina
(C) Midrib
(D) Vein
16. Leaves without petiole are called:
(A) Compound
(B) Sessile
(C) Simple
(D) Stipulate
17. The arrangement of leaves on stem is known as:
(A) Venation
(B) Phyllotaxy
(C) Vernation
(D) Aestivation
18. Which type of phyllotaxy is found in sunflower?
(A) Opposite
(B) Whorled
(C) Spiral
(D) Alternate
19. Reticulate venation is characteristic of:
(A) Dicots
(B) Monocots
(C) Gymnosperms
(D) Ferns
20. Parallel venation is found in:
(A) Dicots
(B) Ferns
(C) Gymnosperms
(D) Monocots
21. Which leaf is divided into leaflets?
(A) Simple leaf
(B) Compound leaf
(C) Sessile leaf
(D) Foliage leaf
22. Pea plant has which type of leaf?
(A) Compound
(B) Simple
(C) Needle-like
(D) Scale-like
23. Which structure protects the leaf bud?
(A) Petiole
(B) Lamina
(C) Stipules
(D) Veins
24. The arrangement of sepals and petals in flower bud is called:
(A) Phyllotaxy
(B) Aestivation
(C) Vernation
(D) Inflorescence
25. Which flower has all four whorls?
(A) Incomplete
(B) Inconspicuous
(C) Complete
(D) Sterile
26. A flower having both androecium and gynoecium is called:
(A) Bisexual
(B) Neutral
(C) Unisexual
(D) Sterile
27. Which flower lacks gynoecium?
(A) Pistillate
(B) Bisexual
(C) Staminate
(D) Complete
28. The male reproductive part of flower is:
(A) Calyx
(B) Androecium
(C) Corolla
(D) Gynoecium
29. The female reproductive part of flower is:
(A) Calyx
(B) Corolla
(C) Gynoecium
(D) Androecium
30. Which part of flower produces pollen grains?
(A) Filament
(B) Anther
(C) Stigma
(D) Ovary
31. Which part of carpel receives pollen?
(A) Stigma
(B) Ovary
(C) Style
(D) Ovule
32. Which structure connects stigma and ovary?
(A) Anther
(B) Filament
(C) Receptacle
(D) Style
33. Ovules are present inside:
(A) Ovary
(B) Stigma
(C) Anther
(D) Style
34. Which part of flower develops into fruit?
(A) Ovule
(B) Ovary
(C) Stigma
(D) Style
35. Which part of flower develops into seed?
(A) Ovary
(B) Anther
(C) Petal
(D) Ovule
36. The arrangement of flowers on floral axis is called:
(A) Aestivation
(B) Inflorescence
(C) Phyllotaxy
(D) Vernation
37. Which type of inflorescence is found in wheat?
(A) Umbel
(B) Raceme
(C) Spike
(D) Capitulum
38. The edible part of sunflower seed is:
(A) Seed coat
(B) Endosperm
(C) Cotyledons
(D) Plumule
39. Which fruit develops without fertilization?
(A) Drupe
(B) Berry
(C) Aggregate fruit
(D) Parthenocarpic fruit
40. Which type of fruit is mango?
(A) Berry
(B) Drupe
(C) Pome
(D) Capsule
41. Coconut is a type of:
(A) Berry
(B) Nut
(C) Drupe
(D) Legume
42. Which seed lacks endosperm at maturity?
(A) Maize
(B) Wheat
(C) Rice
(D) Pea
43. The seed coat consists of:
(A) Testa only
(B) Testa and tegmen
(C) Tegmen only
(D) Endosperm
44. Which part of seed grows into shoot?
(A) Radicle
(B) Plumule
(C) Cotyledon
(D) Testa
45. Which part of seed grows into root?
(A) Plumule
(B) Radicle
(C) Cotyledon
(D) Tegmen
46. Which type of germination occurs in bean?
(A) Epigeal
(B) Hypogeal
(C) Vivipary
(D) Asexual
47. Which type of germination occurs in maize?
(A) Epigeal
(B) Hypogeal
(C) Vegetative
(D) Vivipary
48. Which plant part shows thigmotropism?
(A) Root
(B) Stem tendril
(C) Leaf
(D) Flower
49. Which root modification provides additional support?
(A) Storage roots
(B) Climbing roots
(C) Prop roots
(D) Pneumatophores
50. Which structure marks the point of attachment of seed to fruit?
(A) Micropyle
(B) Chalaza
(C) Hilum
(D) Testa