QUES: Q: Which organizations list Hirudo medicinalis as endangered?
A: In the 19th century medical demand for leeches was so high that some areas' stocks were exhausted and other regions imposed restrictions or bans on exports, and Hirudo medicinalis is treated as an endangered species by both IUCN and CITES.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: yes

QUES: Q: What will drying often increase in wood?
A: An extreme example is the case of a completely dry spruce block 5 cm in section, which will sustain a permanent load four times as great as a green (undried) block of the same size will.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: no

QUES: Q: During what time of year is the Umhlanga Reed Dance?
A: It is done in late August or early September.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: yes

QUES: Q: Who led the Confederate forces defending Richmond throughout the war?
A: The Confederates under Robert E. Lee tenaciously defended their capital until the very end.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS:
yes