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Which of the following products is having epidermal origin?
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Important Questions on Anatomy of Flowering Plants
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The balloon-shaped structures called tyloses
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Stomata in grass leaf are
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Casparian strips occur in:
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A chilly plant was severely infected with Chilly Mosaic Virus (CMV). Identify the technique that helps to raise virus free plants in the next generation from the above virus infected plant.
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Cortex is the region found between:
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Tracheids differ from the tracheary elements in:
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Specialized epidermal cells surrounding the guard cells are called:
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Conjunctive tissue is present between and in .
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Identify the incorrect statements among the following.
A) Epidermal cells are parenchymatous and have small amount of cytoplasm
B) Gymnosperms have vessels in their xylem
C) In bicollateral vascular bundle, phloem is present on either side of cortex
D) Root endodermal cells have deposition of water impermeable, suberin as casparian strips
MEDIUM
Match the following?
| Vascular bundles | Arrangement | Plants | |||
| (a) | Open | (i) | Different radial | (p) | Leaves |
| (b) | Closed | (ii) | Same radial | (q) | Dicots |
| (c) | Radial | (iii) | Cambium present | (r) | Monocots |
| (d) | Conjoint | (iv) | Cambium absent | (s) | Root |
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Which of the following plants tissues cannot be used as explant in tissue culture?
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Vascular bundles in monocotyledons are considered closed because:
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Which is the living mechanical tissue in plants?
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Phloem in gymnosperms lacks:
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Which of the following are the characteristic features of phloem?
i) Gymnosperms have albuminous cells and sieve cells
ii) Presence of tracheids
iii) They store food materials in the form of starch or fat
iv) They have sieve tube elements that are long, tube-like structures
v) Their end walls are perforated in a sieve like manner
The correct combination is
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Which of the following is an incorrect statement?
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Match List - I with List - II.
| List-I | List-II | ||
| (a) | Cells with active cell division capacity | (i) | Vascular tissues |
| (b) | Tissue having all cells similar in structure and function | (ii) | Meristematic tissue |
| (c) | Tissue having different types of cells | (iii) | Sclereids |
| (d) | Dead cells with highly thickened walls and narrow lumen | (iv) | Simple tissue |
Select the correct answer from the options given below.
HARD
Choose the correct statements among the following.
(A) Ring arrangement of the vascular bundle is a character of the dicot system.
(B) The root hairs are branched and sometimes secretory.
(C) The storage cells in the xylem are thin-walled, made up of cellulose, and store tannin-like substances.
(D) Parenchyma cells are generally present in medullary rays.
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In which type of vascular bundles are Xylem and Phloem present at the same radius?
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A major characteristic of the monocot root is the presence of:
