Each pea plant flower has both male and female parts. The anther is part of the stamen, the male structure that produces male gametes (pollen). The stigma is part of the pistil, the female structure that produces female gametes and guides the pollen grains to them.
What is the structure of the pea flowers?
Its flowers are actinomorphic and grouped together in inflorescences that are generally round or globose. The petals of each individual flower are small and insignificant; the stamens, with their long, brightly colored filaments, are the showy parts of these flowers.
What structural features of pea plant flowers made them suitable for Mendel genetic studies?
What structural features of pea plant flowers made them suitable for Mendel’s genetic studies? Their reproduction can be manipulated, and they have different characteristics which only occur in 2 forms. This makes the inheritance easy to observe and follow.
What are the features of pea plant?
What Are The 7 Characteristics Of Pea Plants?
- Colour (green or yellow)
- Shape (round or wrinkled)
- Colour of pod (green or yellow)
- Shape of pod (constricted or inflated)
- Size of the plant (tall or dwarf)
- Position of flowers (axial or terminal)
- Colour of flower (purple or white)
Do pea plants have flowers?
Pea plants that get proper sun exposure and regular water will produce flowers. As petals fall, the bases of the blossoms develop into pea pods. How fast this happens depends on the weather, the soil, and the pea variety and cultivar.
What structure becomes the stem and leaves of the pea?
The epicotyl (region above the cotyledon) gives rise to the stem and leaves and is covered by a protective sheath (coleoptile). (Bottom) Eudicotyledon (internal structures of a bean seed with stages of germination).
How do pea plants get petals?
A pea flower has five petals. The largest petal overlaps the next two lateral petals which in turn overlap the two remaining small anterior petals. This type of arrangement of petals is known as vaxillary aestivation.
Why did Mendel choose pea plant for his experiments Class 10?
Mendel choose pea plants for his experiments because of the following reasons: (i) The flowers of this plant are bisexual. (ii) They are self-pollinating, and thus, self and cross-pollination can easily be performed. (iii) The different physical characteristics were easy to recognize and study.
Which of the following characteristics of pea plants was not used by Mendel in his experiments?
Mendel chose Pisum sativum (pea plant) for his experiments. He selected seven traits of pea plant. It excludes plant colour. He chose characters like flower colour, flower position, stem length, seed shape, seed colour, pod shape and pod colour.
What was Mendel’s experiment with pea plants?
Working with garden pea plants, Mendel found that crosses between parents that differed for one trait produced F1 offspring that all expressed one parent’s traits. The traits that were visible in the F1 generation are referred to as dominant, and traits that disappear in the F1 generation are described as recessive.
What are the seven characteristics of pea plants?
On the next screen, he reveals that there are seven different traits:
- Pea shape (round or wrinkled)
- Pea color (green or yellow)
- Pod shape (constricted or inflated)
- Pod color (green or yellow)
- Flower color (purple or white)
- Plant size (tall or dwarf)
- Position of flowers (axial or terminal)
Which characteristic of a pea plant is an inherited trait?
This trait has two forms: they are round or wrinkled. Dominant side of the pea plant is round, so the dominant expression is round and the recessive expression is wrinkled one.
What are the 7 characteristics of plants?
The seven characteristics of plants are nutrition, respiration, movement, excretion, growth, reproduction, and Sensitivity.
How do you make peas flowers?
Solution: Have the garden soil tested and only apply fertilizer if nitrogen levels are low. Use a low nitrogen fertilizer like 5-10-10 around the peas. To save this year’s pea crop, pinch back the growing tips to encourage blossom development.
Why are there no flowers on my peas?
If your plants aren’t flowering, it could be that they are not getting enough light (they need a minimum of 8 to 10 hours a day, but preferably nearer to 16 hours).
What type of stem does a pea plant have?
The pea plant is a hardy leafy annual with hollow trailing or climbing stems that reach up to 1.8 metres (6 feet) in length. The stems feature terminal tendrils that facilitate climbing and bear compound leaves with three pairs of leaflets.
What is the stem of a pea called?
So it is a flowering plant, it is an annual, herbaceous climber. Parts of pea plant: A pea plant has two main parts: root and shoot. The root grows within the soil while the shoot is the above ground portion of the plant.
Do pea plants have stomata?
The fine structure of pea stomata
The differential wall thickenings, the radiate arrangement of wall fibrils from the pore site to the anticlinal walls, the lobed and dissected nature of the vacuole, and the fine structure of the plastids are believed to play a significant role in stomatal opening and closing.
How many anthers does a pea flower have?
Correct Option – A 1 9 Explanation-Pea flower shows diadelphous condition of stamens where stamens are arranged to form two bundles of 9 fused stamens and 1 free stamen.
How many petals does a sweet pea flower have?
Flower Appearance
In the single form, each flower has five unequal petals. The broad, topmost petal, called the standard, generally has slightly curved edges. It is flanked by two outer petals that look like wings and protect the remaining pair of petals, which form a central ridged structure, known as a keel.
Are pea flowers Hypogynous?
Flowers are lateral, solitary or in racemes. ADVERTISEMENTS: They are complete, irregular, zygomorphic, bisexual and slightly perigynous.
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