Question

State any four devices found in flowers with favour cross pollination.​

Answer 1

Explanation:

The special devices or adaptations which favour cross pollination are as follows:

Dicliny or unisexuality: Flowers are unisexual. ...

Self-sterility: ...

Dichogamy: ...

Herkogamy: ...

Heterostyly: ...

Advantages: ...

Disadvantages:

Answer 2

Answer:

The two contrivances in flowers are-

1. The property of self-fertilization.

2. Unisexuality.

3. Dichogamy- The differing maturation timings of gynoecium and androecium.

4. The various structural barriers.

Explanation:

Mark as brainlest