In the female of the pine trees,_________occurs in the `1^(st)` year cone while__________occurs in the 2nd year cone.

Explanation

To answer the question regarding the processes that occur in the female cones of pine trees during their first and second years, we can break it down into the following steps:

### Step-by-Step Solution:

1. **Understanding the Female Cone**: The female cones of pine trees are responsible for producing ovules, which eventually develop into seeds.

2. **First Year Cone Activity**: In the first year, the female cones open up to facilitate pollination. This is crucial for the reproductive process, as pollination allows for the transfer of pollen from male cones to female cones.

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