Monocots and dicots can be differentiated through their morphological and anatomical characteristics.
Characteristic |
Monocot |
Dicot |
Morphology |
|
|
Roots |
Fibrous roots |
Tap roots |
Venation |
Generally parallel venation |
Generally reticulate venation |
Flowers |
Trimerous flowers |
Pentamerous flowers |
Cotyledons in seeds |
One |
Two |
Anatomy |
|
|
No. of vascular bundles in stem |
Numerous |
Generally 2 – 6 |
Cambium |
Absent |
Present |
Leaves |
Isobilateral |
Dorsiventral |
Mention the ploidy of the following:
protonemal cell of a moss;
primary endosperm nucleus in dicot,
leaf cell of a moss;
prothallus cell of a fern;
gemma cell in Marchantia;
meristem cell of monocot,
ovum of a liverwort, and
zygote of a fern.
Which of the following is not correct?
(a) Robert Brown discovered the cell.
(b) Schleiden and Schwann formulated the cell theory.
(c) Virchow explained that cells are formed from pre-existing cells.
(d) A unicellular organism carries out its life activities within a single cell.
Distinguish between
(a) IRV and ERV
(b) Inspiratory capacity and Expiratory capacity
(c) Vital capacity and Total lung capacity
What is the difference between lymph and blood?
What is a centromere? How does the position of centromere form the basis of classification of chromosomes. Support your answer with a diagram showing the position of centromere on different types of chromosomes.
Thank u for the notes ..
thank you for your valuable notes.