1. Modified needles
2. Modified long shoot
3. Modified dwarf shoot
4. Modified scale
Modified scale
1. Ginkgo biloba
2. Gnetum ulva
3. Pinus roxburghii
4. Cycas revolute
Ginkgo biloba
1. Teak
2. Oak
3. Eucalyptus
4. Pine
Pine
1. Male and female sex organs are on different individuals
2. Male and female gametes are of two morphologically distinct types
3. Male and female sex organs are on the same individuals
4. All the stamens are fused to from one unit
Male and female sex organs are on the same individuals
1. Lycopsida
2. Bryopsida
3. Cycadopsida
4. Pteropsida
5. Sphenopsida
Cycadopsida
1. Pinus
2. MiniCycas
3. Cycas
4. Ephedra
Pinus
1. Integument
2. Nucellus
3. Pericarp
4. Perianth
Pericarp
1. Ginkgo
2. Ephedra
3. Cupressus
4. Tsuga
Ginkgo
1. 150 dB
2. 215 dB
3. 30 dB
4. 80 dB
80 dB
1. 150 dB
2. 215 dB
3. 30 dB
4. 80 dB
80 dB