In marginal placentation, the placenta forms a ridge along the:

1. Ventral suture of the ovary

2. Dorsal suture of the ovary

3. Anterior suture of the ovary

4. Posterior suture of the ovary

The type of placentation show in the given figure is seen in:

Free-central placentation is found in

(1) Dianthus

(2) Argemone

(3) Brassica

(4) Citrus

Axile placentation is present in

1. dianthus                   

2. lemon

3. pea                           

4. Argemone

Placentation in tomato and lemon is 

1. parietal

2. free central

3. marginal

4. axile