What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

All of the flowers I have are orchids except two. All of the flowers I have are hibiscuses except two. All of the flowers I have are roses except two.

Can you tell me how many flowers I have?

You need to remove two matchsticks to make the below equation true. Can you do it ?

What kind of tree can you carry in your hand?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

What has 13 hearts but no other organs?

Which tank will fill first?

How many letters are in the alphabet?

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

Can you fill the blank with the correct number?

6 30 870 756030 _____