Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Anatomy of Flowering Plants question

2003 · Q60
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Biology
  4. /Anatomy of Flowering Plants
  5. /2003 · Q60

Anatomy of Flowering Plants question

2003 · Q60

NEETBiologyAnatomy of Flowering PlantsMCQ+4 / −1
The cells of the quiescent centre are characterised by : -
  1. A
    Having light cytoplasm and small nuclei
  2. B
    Dividing regularly to add to tunica
  3. C
    Having dense cytoplasm and prominent nuclei
  4. D
    Dividing regularly to add to the corpus
View written solutionFree

Correct answer: A

The cells of queiscent centre have lower concentration of DNA, RNA and protein as compared to other cells in the root apex. These cells do not divide, hence cytoplasm is light and nuclei are small in them. This concept is based upon quiescent centre theory proposed by Clowes (1961).

PreviousNext

More from Anatomy of Flowering Plants

  • Axillary bud and terminal bud derived from the activity of : -2002 · MCQ
  • Four radial vascular bundle are found in : -2002 · MCQ
  • Vessels are found in : -2002 · MCQ
  • Which of the following statement is true ?2002 · MCQ
  • In plants inulin and pectin are2001 · MCQ
  • What happens in plants during vascularisation ?2000 · MCQ
  • In the seeds of cereals, the outer covering of endosperm separates the embryo by a protein-rich layer called:2025 · MCQ
  • Find the statement that is NOT correct with regard to the structure of monocot stem.2025 · MCQ