Question

the pollination process of some plants in vegetable garden is given below. Read them carefully.
A. pumpkin (male flower)- another pumpkin (female flower)
B. pumpkin (male flower)-same plant (female flower )
C. pumpkin (male flower)- Ash gourd (female flower)
Ash gourd ( male flower)- pumpkin (female flower)

1. Which of the above is a situation for self pollination?


2. In which of the above situation dies the formation of seed not happen?


3.In which situation does cross pollination take place?


4. Explain the terms - self pollination and cross pollination .
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Answer 1

Answer:

1- In this process, the pollen grains transfer from the stigma of the same or genetically similar flower. Self-pollination can be observed in legumes such as orchids, sunflowers, peas, peanuts, oats, peaches, potatoes, wheat, and others.

A seed is living. Although seeds are dormant (resting) their cells are still alive and performing typical cellular functions. Answer 3: ... They are just typically in a dormant state, which means they require very little of the resources necessary to stay alive, until they are in the appropriate conditions to grow.