What are the vertically upward growing roots in Rhizophora called, and what is their function?
Pneumatophores; support
Prop roots; respiration
Fibrous roots; nutrient absorption
Pneumatophores; respiration
Related Questions
The arrangement of vascular bundles in a monocot stem is:
Ring-like
Scattered
Radial
Conjoint and collateral
Identify a pair of the following plants, which show modification of axillary buds into tendrils and hooks respectively. I.Hugonia II.Duranta III.Passiflora IV.Dioscorea
I and II
II and III
III and I
IV and I
In a dicot stem undergoing secondary growth, which tissue is primarily responsible for the increase in girth?
Cork Cambium
Vascular Cambium
Apical Meristem
Intercalary Meristem
All of the following are properties of a square EXCEPT:
All sides are equal.
All angles are equal to .
Diagonals are equal and bisect each other at right angles.
Diagonals bisect the angles unequally.
The sharp, pointed structures that provide protection to Bougainvillea plants are modifications of:
Leaves
Stems
Stipules
Bracts
Find out the wrongly matched pair.
Tuber- Potato
Rhizome-Ginger
Bulbil-Agave
Leaf buds-Banana
Which one of the following is a stem vegetable?
Sweet potato
Potato
Turnip
Carrot
Parts of the plants were observed. Structure-A develops aerially and produces roots when comes in contact with the soil. Structure-B develops from underground part of the stem, grow obliquely, becomes aerial and produces roots on its lower surface. Identify, respectively the structure of A and B
Sucker, stolon
Stolon, runner
Stolon, sucker
Runner, stolon
A horizontal underground stem is a
Corm
Phylloclade
Rhizome
Rhizoid
Thorn is a modified branch because
It is hard, straight and pointed
It is a part of the plant
It arises in the axil of a leaf
It is a defensive organ
