Which of the following is an example of false fruit ?

The correct answer is Option (4)- All of these

The fruit which is developed from any other floral part of the flower along with ovary or without ovary is known as false fruit. For example, in some fruits like apples, the edible part of the fruit is the fleshy receptacle/ thalamus.

In certain plant species, including apple, strawberry, cashew, and many others, the thalamus or receptacle contributes to fruit formation. These types of fruits are known as false fruits or accessory fruits. The fruit derived from the ovary along with other accessory floral parts,is called a false fruit.