Biology
JAMB 2000
Which of the following features are all associated with monocots?
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A.
Fibrous root system, branched network of veins and one seed leaf
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B.
Fibrous root system, two seed leaves and floral parts in threes
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C.
One seed leaf, petals in threes or group of thees and parallel venation of leaves
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D.
One seed leaf, net-veined leaves and petals in threes or multiple of three
Correct Answer: Option C
Explanation
| Feature |
In monocots |
In dicots |
| Number of parts of each flower |
in threes(flowers are trimerous) |
in fours or fives (tetramerous or pentamerous) |
| Number of furrows or pores in pollen |
one |
three |
| Number of cotyledons (leaves in the seed) |
one |
two |
| Arrangement of vascular bundles in the stem |
scattered |
in concentric circles |
| Roots |
are adventitious |
develop from the radicle |
| Arrangement of major leaf veins |
parallel |
reticulate |
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