EASY
Earn 100
Explain the hypodermis layer of skin.
Important Questions on Structural Organisation in Plants
EASY
Identify the labelled parts in the below figure.
EASY
Cortex is the region found between:
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 |
EASY
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
Helianthus distinguished from maize based on this anatomical character
EASY
Vascular bundles in monocotyledons are considered closed because:
EASY
In which type of vascular bundles are Xylem and Phloem present at the same radius?
MEDIUM
The transverse section of a plant shows following anatomical features:
(a) Large number of scattered vascular bundles surrounded by bundle sheath
(b) Large conspicuous parenchymatous ground tissue
(c) Vascular bundles conjoint and closed
(d) Phloem parenchyma absent
Identify the category of plant and its part:
EASY
Casparian strips occur in:
MEDIUM
A major characteristic of the monocot root is the presence of:
MEDIUM
Identify group of plants based on given anatomical characters in sequence.
Bicollateral vascular bundles
Bulliform cells
Ring arrangement of vascular bundles
Answers respectively
EASY
An old piece of dicot stem and a dicot root is given to a candidate during practical examination. Which of the following anatomical structures can be used to distinguish between the two?
MEDIUM
Cells or tissues constituting pith of dicot stem possess_____ in their cell wall.
EASY
The meristem that occurs in the mature regions of roots and shoots of many plants, particularly those that produce a woody axis and appear later is called:
EASY
Pith cavity occurs in the stem of:
HARD
Well-developed pith is found in
EASY
The lacunae in the vascular bundle of the monocot stem is
EASY
The sugarcane plant has
MEDIUM
Water containing cavities in vascular bundles are found in
MEDIUM
A dicot plant in which scattered vascular bundles are present in the stem is
