T Flashcards
What is the primary classification criterion for angiosperms?
The primary classification criterion for angiosperms is the structure of their flowers.
True or False: Angiosperms are classified into two main groups: monocots and dicots.
True
Fill in the blank: The order of angiosperms that typically has flower parts in multiples of three is called _______.
monocots
What type of leaf venation is commonly found in dicots?
Net-like or reticulate venation.
Which order of angiosperms is known for having a single cotyledon?
Monocotyledons (monocots).
Name one characteristic feature of the flower structure in dicots.
Flower parts usually occur in multiples of four or five.
What is the significance of the arrangement of floral parts in angiosperm classification?
It helps in distinguishing between different orders and families.
True or False: All angiosperms have a similar type of seed structure.
False
Which morphological feature differentiates the roots of monocots from dicots?
Monocots typically have fibrous roots, while dicots have a taproot system.
What type of fruit is commonly associated with the order Rosales?
Drupe or pome.
Fill in the blank: The presence of vascular bundles scattered throughout the stem is a characteristic of _______.
monocots
Which order of angiosperms includes species like roses and apples?
Rosales.
True or False: The presence of stipules is a defining characteristic of all angiosperm orders.
False
What is a distinguishing feature of the leaves of monocots?
Leaves are usually long and narrow with parallel venation.
Name one example of an angiosperm from the order Asterales.
Sunflower or daisy.
What does the term ‘perianth’ refer to in angiosperms?
The collective term for the calyx and corolla of a flower.
Which morphological trait is often used to differentiate between angiosperm orders?
Flower symmetry, such as radial or bilateral symmetry.
True or False: Angiosperms are the only group of plants that produce flowers.
True
What is the primary reproductive structure of angiosperms?
The flower.
Fill in the blank: The order _______ includes legumes such as peas and beans.
Fabales
Which order is characterized by having compound leaves and often a strong scent?
Rutales.
What morphological feature is common in the order Poales?
Grass-like structures with hollow stems.
Name one example of a plant from the order Liliales.
Lily or tulip.
What type of inflorescence is commonly found in the order Asterales?
Capitulum or head.