SceneVisibilityManager.Hide

public void Hide (GameObject gameObject, bool includeDescendants);

public void Hide (GameObject[] gameObjects, bool includeDescendants);

Parameters

gameObject	GameObject to hide.
gameObjects	Array of GameObjects to hide.
includeDescendants	Whether to also hide descendants.

Hides a GameObject, or an Array of GameObjects, and their descendants.

public void Hide (SceneManagement.Scene scene);

scene

Scene containing GameObjects to hide.

Hides all GameObjects in a scene.