Even though each pollen grain has two male gametes, why are at least 10 pollen grains and not 5 pollen grains required to fertilise 10 ovules present in a particular carpel ?

Explanation

To understand why at least 10 pollen grains are required to fertilize 10 ovules, despite each pollen grain containing two male gametes, we can break down the explanation into the following steps:

### Step-by-Step Solution:

1. **Understanding Pollen Grains and Male Gametes**:
Each pollen grain contains two male gametes. This means that theoretically, one pollen grain has the potential to contribute two male gametes to the fertilization process.

2. **Fertilization Process**:
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