Sepals and sepals present, flower unisexual and bisexual, pistils 2 and free, stamens 6, 3 each furnished with two whorls and free, ovary superior, 1 chambered and carpel 1.
Category: Biology Second Paper Lecture Sheet
Rules for writing floral formula
1. First write the alphabet of submanjaripatra.
2. Then write the alphabet of Manjaripatra.
3. If the flower is symmetrical or polysymmetric, its signal should be written.
4. The flower is unisexual or bisexual.
5. Specify whether subscripts are alphabetic, numeric, and free.
6. Vocabulary is written with letters, numbers, and whether it is joined or not.
7. Specifying the alphabet, number and whether the group is connected or free.
8. Pushpaput alphabets, numbers and compound or free should be written.
9. Mention the alphabet, number and whether attached or free of stamens.
10. Its signal is not underground or underground.
11. Zero (0) is written if Vriti, Dalmandal, Pungstavak and Stristavak are absent.
12. The flower is a sign of symmetry or disharmony.
Floral Formula-definition
The signal with the help of which the gender of the flower, the different stanzas, the number and position of members of each stanza, their concordance or disconcordance, the presence or absence of stamens etc. is expressed
Irregular seeds
The seeds that do not store seeds are called Irregular seeds. For example – mango, chickpea, wool, peas
Soyal seed
The seeds in which the seeds are stored are called sosyal seeds. For example – Paddy, Wheat, Bhutra, Jute, Shaluk etc.
Polycotyledonous Seed
A seed which has three or more cotyledons is called polycotyledonous seed. For example – pine, cycas etc.
Dicotyledonous Seeds
The seeds which have two cotyledons are called dicotyledonous seeds. For example – gram, peas, pumpkin, mango etc.
Monocot Seed
A seed that has only one cotyledon is called monocot seed. For example – paddy, wheat, bhutra, coconut etc.
Seed-definition and classification
The mature fertilized ovule is called a seed. It is covered by seed coat. Seeds germinate and produce new plants. Different types of seeds are-
1. Monocot Seed: A seed that has only one cotyledon is called monocot seed. For example – paddy, wheat, bhutra, coconut etc.
2. Dicotyledonous Seeds: The seeds which have two cotyledons are called dicotyledonous seeds. For example – gram, peas, pumpkin, mango etc.
3. Polycotyledonous Seed: A seed which has three or more cotyledons is called polycotyledonous seed. For example – pine, cycas etc.
4. Soyal seeds: The seeds in which the seeds are stored are called sosyal seeds. For example – Paddy, Wheat, Bhutra, Jute, Shaluk etc.
5. Irregular seeds: The seeds that do not store seeds are called Irregular seeds. For example – mango, chickpea, wool, peas etc.
Parthenocarpic Fruit
A seedless fruit produced without fertilization is called parthenocarpic fruit. For example, bananas, grapes.