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CBSE Class 11 (Science) Morphology and Anatomy of Flowering Plants — practice questions — page 4

Explore 195 free Morphology and Anatomy of Flowering Plants questions in CBSE Class 11 (Science) Biology. Open each question or exercise to read its content, reference answers and available explanation.

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Morphology and Anatomy of Flowering Plants questions and exercises with answers

Showing questions 91–120 of 195.

The stomatal aperture, guard cells and subsidiary cells together form what?Read the answer and worked solution →What are root hairs in terms of cell structure?Read the answer and worked solution →What do epidermal hairs on the stem of a plant get called?Read the answer and worked solution →Which tissue system includes everything except epidermis and vascular bundles?Read the answer and worked solution →What is the ground tissue of a leaf, with chloroplast-containing cells, called?Read the answer and worked solution →Which two complex tissues make up vascular bundles?Read the answer and worked solution →Vascular bundles with cambium between xylem and phloem are called what?Read the answer and worked solution →Why are monocot vascular bundles called closed?Read the answer and worked solution →In which vascular bundle type do xylem and phloem lie on alternate radii?Read the answer and worked solution →Which bundle type is common in stems and leaves, with xylem and phloem on one radius?Read the answer and worked solution →Which water-impermeable material forms Casparian strips on endodermal walls?Read the answer and worked solution →Lateral roots in a dicot root start from which layer?Read the answer and worked solution →Parenchyma lying between xylem and phloem in a root is called what?Read the answer and worked solution →All tissues inside the endodermis, including pericycle and pith, form what?Read the answer and worked solution →A monocot root usually has how many xylem bundles?Read the answer and worked solution →How does the pith of a monocot root compare with that of a dicot root?Read the answer and worked solution →Do monocot roots undergo secondary growth?Read the answer and worked solution →Which cortical zone of a young dicot stem has collenchyma for strength?Read the answer and worked solution →Which feature gives the dicot stem endodermis the name starch sheath?Read the answer and worked solution →The pericycle of a dicot stem is seen as semi-lunar patches of which tissue?Read the answer and worked solution →What are radially placed parenchyma layers between vascular bundles called?Read the answer and worked solution →Which arrangement of vascular bundles is characteristic of a dicot stem?Read the answer and worked solution →Which describes each vascular bundle of a dicot stem?Read the answer and worked solution →What is the hypodermis of a monocot stem made of?Read the answer and worked solution →How are the vascular bundles arranged in a monocot stem?Read the answer and worked solution →In a monocot stem, which bundles are generally smaller?Read the answer and worked solution →The upper surface of a leaf is known as the what?Read the answer and worked solution →Which surface of a dicot leaf generally bears more stomata?Read the answer and worked solution →What is the tissue between upper and lower leaf epidermis called?Read the answer and worked solution →Which dicot leaf cells are elongated and set vertically beneath the upper epidermis?Read the answer and worked solution →

Worked practice questions

The stomatal aperture, guard cells and subsidiary cells together form what?

  1. Stomatal apparatus
  2. Stelar complex
  3. Epiblema unit
  4. Vascular bundle
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Correct answer: A. Stomatal apparatus

Pore, guard cells and neighbouring subsidiary cells together are called the stomatal apparatus.

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What are root hairs in terms of cell structure?

  1. Branched multicellular hairs
  2. Dead fibre-like cells
  3. Cortical outgrowths cells
  4. Unicellular epidermal growths
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Correct answer: D. Unicellular epidermal growths

Root hairs are single-celled extensions of epidermal cells that absorb water and minerals.

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What do epidermal hairs on the stem of a plant get called?

  1. Root hairs
  2. Papillae
  3. Stomata
  4. Trichomes
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Correct answer: D. Trichomes

Hairs on the shoot epidermis are trichomes, which can reduce water loss through transpiration.

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