Plants and Nature
Which of the following statements are true regarding wood?
Jackfruit is a type of hardwood.
Softwoods are made from gymnosperms.
- Wood is durable and resistant to temperature changes.
MDF is an example of hardwood.
Q. Match the column.
- 1-b, 2-e, 3-d, 4-c, 5-a
- 1-d, 2-c, 3-f, 4-b, 5-e
- 1-c, 2-e, 3-a, 4-f, 5-d
- 1-e, 2-f, 3-a, 4-b, 5-b
- 1-f, 2-e, 3-a, 4-b, 5-d.
Q. Husk fiber 'coir' of commerce come from which part of coconut?
- Seed coat
Q. From where the commercial jute fibres are obtained?
- Interxylary fibers
- xylem fibers
- Phloem fibers
- None of the above
Q. Usually morphine is used in the manufacture of
- Codeine sulphate
- Morphine sulphate and hydrochloride
Q. Lint and fuzz are traits of fibres in
Q. What is prepared out of the liquid of chid?
Q. Latex vessels are found in
- All the above
Q. Long fibres of cotton seed are known as
Q. Match List I with List II and select the correct answer.
|List I||List II|
|a. Oryza sativa||1. Cooking oil|
|b. Curcuma longa||2. Food|
|c. Coriandrum sativum||3. Dye|
|d. Arachis hypogea||4. Spice|
- A-3, B-2, C-1, D-4
- A-2, B-3, C-4, D-1
- A-4, B-3, C-2, D-1
- A-2, B-3, C-1, D-4