Q.1
The petiole connects the stem to the ____________.
  • Leaf Blade
  • Root
  • Margin
  • Base
Q.2
What's the main function of the leaf?
  • Absorb Sunlight
  • Make Food
  • Attract Insects
  • Move Water and Minerals
Q.3
Pneumatophores are useful in –
  • Respiration
  • Transpiration
  • Guttation
  • Protein synthesis
Q.4
Pneumatophores are found in plants growing in swampy areas. Such roots are seen in –
  • Colocasia
  • Rhizophora
  • Ficus
  • Alstonia
Q.5
Adventitious roots are adventitious in their –
  • Function
  • Position
  • Place of origin
  • Internal structure
Q.6
In monocotyledonous plants e.g. wheat, the primary root is short lived and is replaced by a large number of roots. These roots originate from the base of the stem and constitute the –
  • Prop roots
  • Pneumatophores
  • Napiform
  • Fibrous roots
Q.7
Regions of root from base to root tip are –
  • Maturation zone - Cell division zone - Elongation zone
  • Maturation zone - Elongation zone - Cell division zone
  • Cell division zone - Elongation zone - Maturation zone
  • Elongation zone - Cell division zone - Maturation zone
Q.8
Root is meant for –
  • The fixation of plant
  • Absorption of water
  • Storage of food
  • All of the above
Q.9
Root hairs develop from –
  • Region of maturation
  • Zone of elongation
  • Meristematic region
  • Region of mature cells
Q.10
Root formed from prolongation of radicle is –
  • Primary root
  • Secondary root
  • Tertiary root
  • Seminal root
Q.11
Stilt roots grow from –
  • Lower internodes
  • Lower nodes
  • Upper nodes
  • Upper internodes
Q.12
Primary roots and its branches constitute –
  • Adventitious root system
  • Tap root system
  • Fibrous roots
  • Seminal roots
Q.13
Roots developing from plant parts other than radicle are –
  • Epiphyllous
  • Epicaulous
  • Adventitious
  • Fibrous
Q.14
A few millimeters above the root cap is the region of –
  • Elongation
  • Maturation
  • Meristematic activity
  • Root hairs
Q.15
Stilt roots are reported from –
  • Maize
  • Radish
  • Mango, Ginger
  • Bryophyllum
Q.16
Cymose inflorescence is identified by –
  • Basipetal arrangement of flowers on the main axis (peduncle)
  • The limited growth of the main axis as main axis terminates in a flower
  • Both a and b
  • Presence of sessile flower
Q.17
Leaves are modified into tendrils in –
  • Parkinsonia
  • Pea
  • Ranunculus
  • Oxalis
Q.18
A flower is –
  • A modified shoot
  • The reproductive unit in angiosperms
  • The reproductive unit of gymnosperms
  • a and b
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