Questions

Answer

1

Botanical name

Chorchorus capsularis

Chorchorus olitorius

2

Family

Tilliaceae

3

Origin of Jute crop

Bangladesh

4

Spacing requirement for Jute crop is

30 x 7.5 cm

5

Jute is also called

Golden Fiber

6

White Jute is 

Chorchorus capsularis

7

Yellow / Red jute is

Chorchorus olitorius

8

Most suitable soil for Jute crop is

Alluvial soil

9

Chorchorus olitorius is also known as

Tossa jute / Meth-pat

10

Chorchorus capsularis is also known as

Tita jute

11

White jute leaves are bitter in taste, because

Corchorin

12

Most popular type of jute is

White jute

13

Most important fiber crop of India is

Jute

14

Jute is a

Parenchymatus fiber

15

The industrial term for jute fiber is 

Raw jute

16

Tossa jute fiber is stronger than

White jute fiber

17

Fiber is derived from

Secondary Phloem

18

Weight of 1 bale of Jute is

180 kg

19

Jute fiber is extracted by

Retting

20

Retting process requires

8 – 30 days

Questions

Answer

21

The process of bundling of jute stems together & immersing them in slow running water is called

Retting

22

Microbial degradation process in which aerobic, anaerobic bacteria & fungi loosen the fiber by decomposing & dissolving the pectin, hemicelluloses & other cementing agents is called

Retting

23

For fiber purpose, jute is harvested at

Before flowering

24

Planting time of white jute in low and mid lands

Late Feb – March

25

Planting time of yellow / red jute in mid and uplands

April / May

26

Seed rate of jute – Drilling method

6-8 kg/ha

27

Seed rate of jute – Broadcasting method

9-12 kg/ha

28

Fiber yield of Jute

20 -27 q/ha

29

Seed yield of Jute

3 – 5 q/ha

30

Ribboning process is related to

Jute crop

31

Beat – Break – Jerk method is used for

Fiber extraction

32

Varieties of Jute

JRC-321 (Sonali), JRC-212 (Sabuj sona), JRC-7447 (Shyamli)

33

Harvesting stage of Jute

Initiation of Pod formation

34

National Institute for Research on Jute & Allied Fiber Technology is situated at

Kolkata

35

Suitable climate for growing jute is

Warm & Wet condition

Jute insect pest and diseases are posted in Entomology and Pathology Section