Perisperm is

The fleshy part of the fruit in $Cashew$ and $Litchi$ is known as:

Which type of propagation is better for the plant?

Which plant has the smallest and lightest seeds?

The seed of $Lupinus \text{ } arcticus$ excavated from Arctic Tundra, germinated and flowered after an estimated record of dormancy of how many years (in $years$)?

Which of the following develops into a seed after fertilization?