Seed Structure and Germination — Concept Maps
ICSE · Class 9 · Biology
4 concept maps of Seed Structure and Germination for ICSE Class 9 Biology, each also written out as a text outline.
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Seed Structure - Complete Hierarchy
The map in words
- SEED
- Seed Coat
- Testa
- Outer hard layer
- Brown protective covering
- Tegmen
- Thin inner layer
- Protective function
- Testa
- Structural Features
- Hilum
- Whitish oval scar
- Ovule attachment point
- Micropyle
- Tiny pore near hilum
- Water entry point
- Gas diffusion point
- Hilum
- Embryo
- Radicle
- Future root
- Grows downward
- Plumule
- Future shoot
- Contains stem and leaves
- Growing point between leaves
- Radicle
- Food Storage
- Cotyledons
- Seed leaves
- Store food for embryo
- Number varies (1 or 2)
- Endosperm
- Storage tissue
- Present in some seeds
- Rich in starch or protein
- Cotyledons
- Seed Coat
Seed Structure and Germination — Chapter Overview
The map in words
- Seed Structure and Germination
- Definitions
- Fruit - ripened ovary
- Seed - ripened ovule
- Grain - fused fruit wall and seed coat
- Types of Seeds
- Dicot Seeds
- Bean
- Pea
- Gram
- Monocot Seeds
- Maize
- Wheat
- Rice
- Dicot Seeds
- Seed Structure
- Bean Seed
- Testa
- Tegmen
- Hilum
- Micropyle
- Two Cotyledons
- Embryo - Radicle and Plumule
- Maize Grain
- Endosperm
- Aleurone Layer
- Scutellum - one cotyledon
- Radicle and Coleorhiza
- Plumule and Coleoptile
- Bean Seed
- Germination
- Conditions
- Water
- Suitable Temperature
- Oxygen
- Types
- Epigeal - Bean Castor
- Hypogeal - Pea Maize
- Vivipary - Rhizophora
- Conditions
- Experiments
- Water Necessity
- Temperature Necessity
- Oxygen Necessity
- Three Bean Experiment
- Definitions
Overview of Seed Structure and Germination
The map in words
- Seeds
- Types of Seeds
- Dicot Seeds
- Two Cotyledons
- Bean and Pea
- Exalbuminous
- Monocot Seeds
- One Cotyledon
- Maize and Rice
- Albuminous
- Dicot Seeds
- Seed Structure
- Bean Seed
- Testa
- Tegmen
- Hilum
- Micropyle
- Two Cotyledons
- Radicle
- Plumule
- Maize Grain
- Fused Pericarp
- Endosperm
- Aleurone Layer
- Scutellum
- Coleoptile
- Coleorhiza
- Bean Seed
- Germination Conditions
- Water
- Suitable Temperature
- Oxygen
- Types of Germination
- Epigeal
- Hypocotyl Elongates
- Cotyledons Above Ground
- Bean and Castor
- Hypogeal
- Epicotyl Elongates
- Cotyledons Below Ground
- Pea and Maize
- Viviparous
- On Parent Plant
- Rhizophora
- Epigeal
- Types of Seeds
Seed structure, types, and germination
The map in words
- Seed structure, types, and germination
- Fruit
- Seed
- Grain
- Types of seeds
- Bean seed
- Maize grain
- Germination
- Types of germination
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