Question Bank No: 1

1. Stem develops from

 a)Cotyledons
 b)Radicle
 c)Plumule
 d)Procambium

2. Ginger multiplies vegetatively by

 a)Bud
 b)Stem
 c)Tuber
 d)Rhizome

3. Small-sized plants which hace soft stem are termed as

 a)Bush
 b)Shrubs
 c)Herbs
 d)Trees

4. Rhizone is

 a)Horizontal to soil surface
 b)Sympodial
 c)Diageotropic
 d)All of these

5. Green leaf-like modified aerial stems/ branches with a single internode are called

 a)Bulbils
 b)Cladodes
 c)Phylloclades
 d)Phyllodes

6. Flowers are zygomorphic in

 a)Datura
 b)Tomato
 c)Chilly
 d)Cassis

7. Fleshy adventitious roots are found in

 a)Potato and onion
 b)Radish and carrot
 c)Dahlia and sweet potato
 d)Turnip and rice

8. Endosperm is consumed by developing embryo in

 a)Maize
 b)Coconut
 c)Castor
 d)Pea

9. Persistent nucellus in a seed is called

 a)Endosperm
 b)Perisperm
 c)Caruncle
 d)None of these

10. A group of flowering plants whose seed typically has a pair of embryonic leaves is called

 a)Dicots
 b)Monocots
 c)Conifers
 d)None of these

11. A drupe develops in

 a)Tomato
 b)Mango
 c)Wheat
 d)Pea

12. Placentation in tomato is

 a)Marginal
 b)Axile
 c)Parietal
 d)Free central

13. Vexillary aestivation is characteristic of the family

 a)Solanaceae
 b)Brassicaceae
 c)Fabaceae
 d)Asteraceae

14. Phyllode is present in

 a)Australian acacia
 b)Opuntia
 c)Asparagus
 d)Euphorbia

15. Cymose inflorescence is present in

 a)Trifoluim
 b)Brassica
 c)Solanum
 d)Crotalaria

16. Root cap is absent in

 a)Mesophytes
 b)Xerophytes
 c)Hydrophytes
 d)Halophytes

17. Phylloclade is a modified

 a)Bud
 b)Tuber
 c)Stem
 d)Flower

18. Paraller venation is found in

 a)Banyan
 b)Rose
 c)Cucumber
 d)Grasses

19. In which of the following plant lead apex is modified into tendril?

 a)Gloriosa
 b)Eicchornia
 c)Nymphaea
 d)Parkinsonia

20. In L.S. of a root, starting from the tip upeards, the four zones occur in the following order

 a)Cell division, cell maturation, cell enlargement, root cap
 b)Root cap, cell division, cell enlargement, cell maturation
 c)cap, cell division, cell maturation, cell enlargement
 d)Cell division, cell enlargement, cell maturation, root cap

21. In humid climate, function of spines in shrubs is

 a)To defend against mammal herbivory
 b)To defend against wood cutters
 c)To reduce transpiration
 d)To check seed predation by birds

22. The rhizome differs from stem due to

 a)Thickness
 b)Thinness
 c)Bids in the axils of scale leaves
 d)Their green colour

23. The most reduced stems is found in

 a)Bulb
 b)Corm
 c)Rhizome
 d)Stem tuber

24. The adventitious root which arises from the stem, penetrates into the soil, and helps support the stem is called

 a)Prop root
 b)Still root
 c)Climbing root
 d)Clinging root

25. The 'eyes' of the potato tuber are

 a)Axillary buds
 b)Root buds
 c)Flower buds
 d)Shoot buds

26. Which of the following show diageotropic movement

 a)Corm
 b)Leaf
 c)Stolon
 d)Rhizome

27. Which of the following has sympodial growth

 a)Ginger
 b)Vitis
 c)Passiflora
 d)Carissa

28. In "elephant foot jam" the underground stem is

 a)Rhizome
 b)Corm
 c)Bulb
 d)Stolon

29. Thin flat ribbon like phylloclade are found on

 a)Ruscus
 b)Asparagus
 c)Muchlenbeckia.
 d)Casuarina

30. Offset is a means of vegetative propagation in

 a)Oxalis
 b) antigonon
 c)Amorphophallus
 d)Eichhorni

31. Largest bud is.

 a)Cabbage
 b)Cauliflower
 c)Agave
 d)Onion

32. Most reduced stem occurs in.

 a)Corm
 b)Rhizome
 c)Stem tuber
 d)Bulb

33. Thorns in Canthium are modified.

 a)Leaves
 b)Terminal bud
 c)Axillary bud
 d)Tendrils

34. Curved slightly fattened pointed fleshy cladodes occurring in cluster in

 a)Opuntia
 b)Ruscus
 c)Muchlenbeckia
 d)Asparagus

35. Celntella is an example for

 a)Trailor
 b)runner
 c)Stolon
 d)Sucker

36. Sub aerial stem modification in chrysanthemum is

 a)Stolon
 b)Sucker
 c)Rhizome
 d)stem tuber

37. Which of the following has pseudostem

 a)Cocos
 b)Paddy
 c)Sugar cane
 d)Banana

38. Woody climbers are called.

 a)mangrove plants
 b)Lianas
 c)Twiners
 d)Creepers

39. In Asparagus the roots are

 a)Fasciculated
 b)Conical
 c)Napiform
 d)Nodulated