Question

The examples of recalcitrant seeds are

• A. cereals and legumes
• B. mango, cocoa, and rubber
• C. cereals and tropical fruits
• D. All the above

Answer 1

The correct option is B

mango, cocoa, and rubber

The correct option is option B.

The explanation for the correct options:

1. Recalcitrant seeds refer to seeds that will not be stored by freezing or drying.
2. Recalcitrant seeds typically germinate and establish quickly because they cannot tolerate desiccation.
3. Plants that produce recalcitrant seeds include avocado, coffee, mango, lychee, cocoa, and rubber tree.

The explanation for the incorrect options:

Option A:

1. Orthodox seeds refer to seeds that will be stored by freezing or drying.
2. They have great tolerance capacity.
3. Plants that produce orthodox seeds include cereals and legumes.

Option C:

1. Cereals come under the orthodox seeds category.
2. Tropical fruits are under the recalcitrant seeds category.

Final Answer: Mango, cocoa, and rubber are examples of species that yield species recalcitrant seeds.