Seeds.
Yes seeds need water to sprout.
seeds
Like all flowering plants, roses produce seeds to reproduce. A seed grows into a new plant.
No. The roses might die if you will put so much water in it's vase. The correct sprinkling of water in flowers/roses are early in the morning and nearly night.
water and sunlight
Because roses need more water than cactuses. A cactus can store water in itself.
Seeds need carbon dioxide, minerals, water and sunlight to grow
Seeds need water and sunlight to grow.
The farmland you plant the seeds in, needs to have a water block close by.
you need Soil or Cotton with water you need water and sunlight
The seeds need nutrients for their growth during development inside the fruit and on ripening & drying they need water for sprouting and germination.