Psidium guajava is the scientific name of ________ .

The correct answer is A. Guava.

Psidium guajava is the scientific name of guava. It is a tropical tree or shrub native to Central and South America. The fruit of the guava tree is edible and is a good source of vitamins C and A. It is also a good source of dietary fiber. Guavas can be eaten fresh, cooked, or made into juice or jam.

The other options are incorrect.

• Mango is the scientific name of Mangifera indica. It is a tropical tree native to India. The fruit of the mango tree is edible and is a good source of vitamins A and C. It is also a good source of dietary fiber. Mangoes can be eaten fresh, cooked, or made into juice or jam.
• Bamboo is the scientific name of Bambusoideae. It is a group of grasses that are native to tropical and subtropical regions around the world. Bamboo is a fast-growing plant and can be used for a variety of purposes, including construction, furniture, and papermaking.
• Jackfruit is the scientific name of Artocarpus heterophyllus. It is a tropical tree native to Southeast Asia. The fruit of the jackfruit tree is edible and is the largest tree-borne fruit in the world. Jackfruit can be eaten fresh, cooked, or made into juice or jam.