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Flashcards: Morphology of Flowering Plants

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Morphology of Flowering Plants
Flash cards
Page 2


Morphology of Flowering Plants
Flash cards
Even though the angiosperms show such a large diversity in
external structure or morphology, they are all characterised by
presence of roots, stems, leaves, flowers and fruits.
Parts of a flowering plant
Page 3


Morphology of Flowering Plants
Flash cards
Even though the angiosperms show such a large diversity in
external structure or morphology, they are all characterised by
presence of roots, stems, leaves, flowers and fruits.
Parts of a flowering plant
Do you know about different types of roots ?
Page 4


Morphology of Flowering Plants
Flash cards
Even though the angiosperms show such a large diversity in
external structure or morphology, they are all characterised by
presence of roots, stems, leaves, flowers and fruits.
Parts of a flowering plant
Do you know about different types of roots ?
•
The direct elongation of the radical leads to the formation of
Primary root which grows inside the soil.
The primary roots and its branches constitute the tap root
system, as seen in the mustard plant
Page 5


Morphology of Flowering Plants
Flash cards
Even though the angiosperms show such a large diversity in
external structure or morphology, they are all characterised by
presence of roots, stems, leaves, flowers and fruits.
Parts of a flowering plant
Do you know about different types of roots ?
•
The direct elongation of the radical leads to the formation of
Primary root which grows inside the soil.
The primary roots and its branches constitute the tap root
system, as seen in the mustard plant
In Monocotyledonous plants, the primary root is short
lived and is replaced by a large number of roots.
These roots originate from the base of the stem and
constitute the fibrous root system, as seen in the wheat
plant.
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FAQs on Flashcards: Morphology of Flowering Plants

1. What are the main parts of a flowering plant and what do they do?
Ans. A flowering plant consists of roots, stems, leaves, flowers, and fruits. Roots absorb water and minerals while anchoring the plant. Stems transport nutrients and support leaves. Leaves conduct photosynthesis. Flowers enable reproduction, and fruits protect seeds. Understanding these essential structures helps students grasp how plants function and develop, which is fundamental to morphology of flowering plants studies.
2. How do you tell the difference between monocots and dicots based on their structure?
Ans. Monocots and dicots differ in leaf venation, stem vascular bundle arrangement, and flower parts. Monocots have parallel leaf veins, scattered vascular bundles, and flower parts in multiples of three. Dicots display reticulate (net-like) venation, organised vascular bundles in rings, and flower parts in multiples of four or five. These structural distinctions are critical for plant classification in flowering plant morphology.
3. Why are stomata important and where are they usually found on leaves?
Ans. Stomata are tiny pores on leaves that regulate gas exchange and water loss through transpiration. They're primarily located on the lower leaf surface (abaxial side), though location varies by plant species and environment. Each stoma contains guard cells that control opening and closing. This adaptation minimises water loss while maximising photosynthetic efficiency-a key concept in leaf morphology and plant physiology.
4. What's the difference between simple and compound leaves in flowering plants?
Ans. Simple leaves have a single blade attached to the petiole, while compound leaves consist of multiple leaflets arranged along a common axis (rachis). Leaflets may be arranged pinnately (feather-like) or palmately (hand-like). Identifying leaf types-simple versus compound-is essential for plant identification and understanding leaf structure variations in flowering plant morphology.
5. How does the structure of different root types help plants survive in various environments?
Ans. Tap roots grow deep vertically, accessing groundwater in arid regions; fibrous roots spread horizontally near soil surface for absorbing moisture in shallow soils. Aerial roots support climbing plants; aquatic roots lack root hairs. Each root system structure represents adaptation to specific environmental conditions. Recognising these root modifications and specialisations clarifies how morphology relates to ecological survival strategies in flowering plants.
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