which country leads the coloured
in Silk production?
a. India
b Japan
c China
d Italy
7 The liver secretes a fluid which
passes into gall bladder, this
fluid is
a enzyme. b. Bile
c. Hormones
d gastric juices
8 The temperature range on Celsius scale in a thermometer is
a. 30°C - 40°C
b. 35°C - 42°C
c. 33°C - 42° C
d. none of these
Which of the following is not
stage ?
a. pupa. b. Caterpillar
c. Larva. d. Sericulture
Answers
Answer:
The production of silk originates in China in the Neolithic (Yangshao culture, 4th millennium BC). Silk remained confined to China until the Silk Road opened at some point during the later half of the 1st millennium BC. China maintained its virtual monopoly over silk production for another thousand years. Not confined to clothing, silk was also used for a number of other applications, including writing, and the color of silk worn was an important guide of social class during the Tang dynasty.
Silk cultivation spread to Japan around 300 AD, and, by 552 AD, the Byzantines managed to obtain silkworm eggs and were able to begin silkworm, cultivation. The Arabs also began to manufacture silk at the same time. As a result of the spread of sericulture, Chinese silk exports became less important, although they still maintained dominance over the luxury silk market. The Crusades brought silk
1. C.)CHINA is the largest silk producing country
7.) D.)Hormones
8.) 35-42