Anatomy Of Flowering Plants Test-03

Anatomy Of Flowering Plants Test-03

This is Anatomy Of Flowering Plants Test-03 for CBSE class 11 Biology.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Reticulateveination is characteristic in
  • A
    Dorsiventral leaves
  • B
    Monocotyledonous leaves
  • C
    Isobilateral leaves
  • D
    Dicotyledonous leaves
    Correct
2
Select the correct statement.
  • A
    Monocot roots undergo secondary growth.
  • B
    Hypodermis is collenchymatous cell in monocot stems.
  • C
    Monocot roots do not undergo secondary growth.
    Correct
  • D
    Hypodermis is sclerenchymatous cell in dicot stems.
3
Bulliform or motor cells are present in
  • A
    Dorsiventral leaves of monocot
  • B
    Dorsiventral leaves of dicot
  • C
    Isobilateral leaves of monocot
    Correct
  • D
    Unifacial leaves of monocot
4
In arborescent monocots stem, a secondary cambium grows inThe following type of vascular bundle is seen in
Question 4 figure 1
  • A
    Dicot root
  • B
    Monocot stem
  • C
    Monocot root
    Correct
  • D
    Dicot stem
5
Anatomy of stem differ from root in
  • A
    Xylem exarch, vascular bundle radial and narrow cortex
  • B
    Cutinised epidermal wall, conjoint vascular bundle and narrow cortex
    Correct
  • C
    Stem hairs, absence of chloroplast an broad cortex
  • D
    Secondary vascular growth, presence of stomata and absence of pericycle
6
Stem of grasses and related plants elongate by the activity of
  • A
    Lateral meristem
  • B
    Apical meristem
  • C
    Both lateral and apical meristem
  • D
    Both apical and intercalary meristem
    Correct
7
Separate xylem and phloem bundles are known as
  • A
    Collateral
  • B
    Radial
    Correct
  • C
    Amphivessal
  • D
    Bicollateral
8
Quiescentcentre is found in the plant at
  • A
    Leaf tip
  • B
    Cambium
  • C
    Root tips
    Correct
  • D
    Shoot tips
9
Ground tissue consists of
  • A
    All tissues internal to endodermis
  • B
    All tissues except epidermis and vascular tissue
    Correct
  • C
    Epidermis and cortex
  • D
    All tissues external to endodermis
10
Lacunatecollenchyma occurs in stem of
  • A
    Sambucus
  • B
    Sunflower
  • C
    Cucurbita
    Correct
  • D
    Leucas
11
In Barley stem, vascular bundles are
  • A
    Closed and radial
  • B
    Open and in a ring
  • C
    Open and scattered
  • D
    Closed and scattered
    Correct
12
Guard cells of stomata are thicker
  • A
    Outer side
  • B
    Inner side
    Correct
  • C
    In middle
  • D
    Both side
13
Function of guard cell in stomata is to
  • A
    Transpiration
  • B
    Open and close stomatal pore
    Correct
  • C
    Exchange of gases
  • D
    Maintain turgidity
14
Upper surface of leaf is
  • A
    Mesophyll cell
  • B
    Adaxial epidermis
    Correct
  • C
    Abaxial epidermis
  • D
    Palisade parenchyma
15
Tyloses are balloon-like ingrowths in vessels developing from
  • A
    Parenchyma through the pits of vessels wall
    Correct
  • B
    Fibre through pits on vessels wall
  • C
    Parenchyma through general surface of vessel wall
  • D
    Fibres through general surface of vessel wall