Q.1
Which among the following is incorrect about the anatomy of dicot root?
  • a) The layer just inside the endodermis in a dicot root is called pericycle
  • b) The portion between endodermis and epidermis is covered by parenchyma cells
  • c) Secondary growth initiates from the cells of pericycle
  • d) Pith in a dicot root quite larger than that of a mono cot root
Q.2
Which among the following is an incorrect statement about the anatomy of a dicot root?
  • a) More xylem bundles are present in a dicot root
  • b) Conjunctive tissues are made of parenchymatic cells
  • c) Cortex is made of schlerenchymatous cells
  • d) Intercellular spaces are absent in endodermis
Q.3
Conjunctive cells are present only in dicot root and absent in monocot roots.
  • a) True
  • b) False
Q.4
Which among the following is incorrect about dicot stem?
  • a) Xylem and phloem are vascular bundles are arranged in a ring like fashion
  • b) Hypodermis is present just below the epidermis
  • c) The vascular bundles are of open type
  • d) Pith is made of vascular bundles
Q.5
Cortical layers of a dicot stem are made of collenchyma cells.
  • a) True
  • b) False
Q.6
Vascular bundles, pericycle and pith are combinedly called stele.
  • a) True
  • b) False
Q.7
Which among the following is incorrect about anatomy of a dicot stem?
  • a) Epidermis is covered with a thin layer of cuticle and it bears few stomata and trichomes
  • b) The hypodermis is made of collenchymatous cells and is present just below the epidermis
  • c) Cortex is made of parenchymatic cells with conspicuous intercellular spaces
  • d) Endodermis are also called as wax sheath as they are rich in waxy materials
Q.8
Which among the following is incorrect about anatomy of the dicot leaf?
  • a) Mesophyll is the portion in between adaxial and abaxial epidermis
  • b) Mesophyll that performs photosynthesis are called palisade parenchyma and spongy parenchyma
  • c) Spongy parenchyma are placed towards the adaxial epidermis
  • d) Palisade parenchymatic cells are elongated cells that are arranged parallel to each other
Q.9
Vascular bundles are surrounded by _________
  • a) Bundle sheath cells
  • b) Endodermis
  • c) Epidermis
  • d) Hypodermis
Q.10
The central portion of the stem is called ________
  • a) Pith
  • b) Cortex
  • c) Vascular bundles
  • d) Ground tissue
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