#Question id: 11713
#Unit 9. Diversity of Life Forms
Theoretically, which two of the following present the richest potential sources of silica?
1. marine sediments consisting of foram tests
2. marine sediments consisting of diatom cases (valves)
3. marine sediments consisting of radiolarian shells
4. marine sediments consisting of dinoflagellate plates
#Question id: 11714
#Unit 10. Ecological Principles
In recognizing patchiness in the natural world, ecologists have developed three different models of populations. Which of these recognize(s) that there are differences in the quality of habitat patches without considering effects of differences in habitat quality within the habitat matrix?
#Question id: 11715
#Unit 10. Ecological Principles
The lifetime dispersal area of a particular species of drosophila is 0.2 km2. What else would we need to know to determine the neighbourhood size for this species?
#Question id: 11716
#Unit 10. Ecological Principles
Macroecology addresses patterns of range size and population density. Which of the following statements is true?
#Question id: 11717
#Unit 6. System Physiology – Plant
Inhibitors of the third stage of the gibberellin biosynthetic pathway is___
#Question id: 11718
#Unit 6. System Physiology – Plant
The enzymes and genes of the Gibberellin biosynthetic pathway have been characterized, Most notable from a regulatory standpoint are___A) biosynthetic enzymes and B) metabolic enzymes involved from which enzymes?