Identify blanks A, B ,C and D.
i. The arrangement of leaves on branches and stem is called ....A ......
ii. The arrangement of the ovule in the ovary is called ........B........
iii. The arrangement of the lateral root on the taproot is .......C.......
iv. The arrangement of flowers on the floral axis is called ........D.......

Options

A. `{:(A,B,C,D),("Inflorescence","Phyllotaxy","Placentation","Acropetal"):}`
B. `{:(A,B,C,D),("Acropetal","Phyllotaxy","Inflorescence","Placentation"):}`
C. `{:(A,B,C,D),("Phyllotaxy","Placentation","Acropetal","Inflorescence"):}`
D. `{:(A,B,C,D),("Placentation","Inflorescence","Placentation","Acropetal"):}`

Answer

To solve the question, we need to identify the terms that fit into the blanks A, B, C, and D based on the descriptions provided.

i. The arrangement of leaves on branches and stem is called **A: Phyllotaxy**.
- Phyllotaxy refers to the pattern of arrangement of leaves on the stem and branches. It can be classified into different types such as alternate, opposite, or whorled.

ii. The arrangement of the ovule in the ovary is called **B: Placentation**.
- Placentation describes how ovules are arranged within the ovary of a flower. Different types of placentation include marginal, basal, central, and free central.

iii. The arrangement of the lateral root on the taproot is **C: Acropetal**.
- Acropetal refers to the arrangement of lateral roots that emerge from the taproot, typically in an upward direction.

iv. The arrangement of flowers on the floral axis is called **D: Inflorescence**.
- Inflorescence is the term used for the arrangement of flowers on a floral axis. It can be categorized into different types, such as racemose and cymose.

### Final Answers:
- A: Phyllotaxy
- B: Placentation
- C: Acropetal
- D: Inflorescence