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Which group is essential for returning carbon and nitrogen to the environment?
10. Which of the following statements about how plants adapt to their environment is completely FALSE according to the lecture notes?
9. How does ecosystem damage indirectly lead to expanded habitats for disease vectors like mosquitoes and ticks, according to the text?
8. Which of the following medicinal plants is correctly matched with its ecological classification and traditional therapeutic use?
A. Water Lilies & Calamus - Hydrophytes used traditionally as sedatives and for digestive/nervous ailments.
B. Mint & Chamomile - Mesophytes used for digestive aid and calming/anti-inflammatory effects.
C. Aloe Vera & Opuntia - Xerophytes used for healing skin irritation/burns and managing blood sugar.
D. All of the above
According to the previous statement
Which of these statements is/are correct?
7. Consider the following statements regarding ecosystem functions:
A- Energy is continuously recycled and reused perfectly within the food chain without any loss.
B - Nutrient cycling involves the transfer of elements from the abiotic environment to biotic organisms and back.
6. Which of the following is a direct medical consequence or disease outcome linked to ecosystem damage as described in the text?
A. Malnutrition and increased vulnerability to disease resulting from soil degradation.
B. Waterborne diseases like cholera and typhoid alongside heavy metal nervous system damage.
C. Respiratory diseases like asthma and COPD due to particulate matter and harmful gases.
D. All above
5. A medicinal plant adapted to survive in highly saline conditions, such as salt marshes or mangroves, belongs to which group?
4. Which ecological plant group provides the vast majority of commonly used medicinal herbs and forms the basis of agriculture?
3. Environmental degradation and habitat destruction can lead to an increase in zoonotic diseases because:
A.Wildlife, livestock, and human populations are brought into closer contact, allowing pathogens to jump species.
B. The loss of green spaces reduces human physical activity, which directly breeds new animal vectors.
C. Air pollution directly mutates harmless respiratory bacteria into highly contagious viral pathogens.
D. Soil degradation prevents decomposers from breaking down harmful industrial heavy metals.
