Germination of pollen grain on stigma is – in-situ and in-vivo. how ?
Pollen Germination Terms Pollen Germination: Terms Explained Question Germination of pollen grain on stigma is:…
Sexual Reproduction in flowering Plants
NCERT-Continued self pollination lead to inbreeding depression
Inbreeding Depression in Plants Inbreeding Depression in Plants Inbreeding depression refers to the reduced biological…
Double fertilization is an event unique to flowering plants.
Double Fertilization – Assertion & Reason Assertion & Reason – Double Fertilization Assertion (A): Double…
Special Integuments – Aril and Caruncle or Strophiole
Caruncle and Aril: Structures and Significance Feature Caruncle Aril Definition A spongy, bilobed outgrowth of…
Cleistogamy is a highly advantageous strategy in stable or harsh environments, where ensuring reproduction outweighs the need for genetic diversity. However, it is often complemented by chasmogamous flowers in plants that balance the need for self-pollination with opportunities for cross-pollination, allowing them to enjoy the benefits of both strategies.
Cleistogamous Flowers: Benefits and Features Aspect Description Protection Cleistogamous flowers near the soil level are…
NCERT-NEET-Pollination-In the preceding sections you have learnt that the male and female gametesin flowering plants are produced in the pollen grain and embryo sac,respectively. As both types of gametes are non-motile, they have to be brought together for fertilisation to occur. How is this achieved?
The Pistil, Megasporangium (Ovule) and Embryo Sac Line 1: Pollination Explanation: This line sets the…
NCERT-Seed-In angiosperms, the seed is the final product of sexual reproduction.Seeds offer several advantages to angiosperms. Firstly, since reproductive processes such as pollination and fertilisation are independent of water, seed formation is more dependable
The Pistil, Megasporangium (Ovule) and Embryo Sac Line 1: In angiosperms, the seed is the…
NCERT-Add on-Pollen-pistil Interaction
Pollen-pistil Interaction Pollen-Pistil Interaction: Understanding the Dance of Reproduction In the intricate world of flowering…
NCERT-Pollen-pistil Interaction
The Pistil, Megasporangium (Ovule) and Embryo Sac Line 1: Pollen-pistil Interaction: Pollination does not guarantee…
NCERT-DOUBLE FERTILISATION and POST-FERTILISATION : STRUCTURES AND EVENTS
The Pistil, Megasporangium (Ovule) and Embryo Sac Line 1: After entering one of the synergids,…