Which of the following flower tissues is reproductive?

carpel

petal

sepal

tepal

a. Carpel flower tissues is reproductive.

Explanation: The carpel is present in the inner part of a flower known as a female reproductive organ. A carpel consists of a style, an ovary, and a stigma. The style is a long, slender tube that connects the stigma and the ovary. The Stigma is present in the top, sticky area of a carpel, where pollination takes place. Stigma is a place where the pollen germination takes place once the pollen deposited on the stigma. An ovary is a female reproductive part, which produces ova.  

the element that provides strength to the exoskeletons of clams and oysters is phosphorus.

this is so because calcium carbonate is the main component in the shells. calcium carbonate is strengthened by phosphorus.

explanation:

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