Answer: gnetophytes
Explanation:
This is the only division in the gymnosperms that closely resembles the angiosperms (flowering plants) by carrying out double fertilization. Two groups in the gnetophytes division: Ephreda and Gnetum carry out this form of fertilization
Answer:
come again..not got the question
Answer:
pollution and elimination of resources
Explanation:
The correct answer is <u>(b) </u><u>Shelter wood cutting</u><u> takes place </u><u>over several years</u>
What is Shelter wood cutting?
- Shelter wood cutting is the progressively cutting of the forest, in order to establish the growth of the new generation of the seedlings of a particular species without planting.
- An even-aged method of establishing and fostering desired natural regeneration is shelter wood harvesting.
- More sunlight reaches the forest floor to encourage seedling development by removing a mature stand in two to three cuts over five to twenty years.
What is a seed tree cut?
- A kind of cut when only the trees required for regeneration and reserve trees are removed.
- produces a new age class and prepares the seed bed for the seed-tree or shelter wood regeneration process in an even-aged or two-aged stand.
What is shelter wood cutting pros and cons?
- Cutting shelter wood is a more environmentally friendly method of tree harvesting.
- Clear cutting, however, can provide more resources and is quicker.
- However, during clear-cutting, the chosen forest is completely destroyed, and everything in the way is removed (including animals).
Learn more about Shelter wood cutting
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