2221. The pressure generated when water enters & inflates plant cells is called ___________ potential?
✅ C. Pressure
Option A: Water Option B: Osmotic Option C: Pressure Option D: Solute Correct Answer : Pressure Read more
Author: Sheeraz Ahmed – Page 112
2222. The movement of water molecules from a region of higher water potential to a region of lower water potential (through membrane)
✅ B. Osmosis
Option A: Deffusion Option B: Osmosis Option C: Active transport Option D: None of these Correct Answer : Osmosis Read more
2223. ___________ potential is the measure of the change in water potential of a system due to the presence of solute molecules?
✅ A. Osmotic
Option A: Osmotic Option B: Pressure Option C: Both of these Option D: None of these Correct Answer : Osmotic Read more
2224. ___________ component of cell wall has grreat affinity with water?
✅ D. All of these
Option A: Lignin Option B: Cellulose Option C: Pectin Option D: All of these Correct Answer : All of these Read more
2225. Commonly in other plants than tall ones the speed of upward movement of water is____________?
✅ B. 1 mh-1
Option A: 8mh-1 Option B: 1 mh-1 Option C: 7 mh-1 Option D: 4 mh-1 Correct Answer : 1 mh-1 Read more
2226. Exceptionally the positive hydrostatic pressure generated by root pressure is about___________?
✅ B. 800 Kpa
Option A: 600 Kpa Option B: 800 Kpa Option C: 1000 Kpa Option D: 900 Kpa Correct Answer : 800 Kpa Read more
2227. Cuticular transpiration is _________ of total transpiration?
✅ B. 5-7%
Option A: 6-8% Option B: 5-7% Option C: 7-9% Option D: 4-6% Correct Answer : 5-7% Read more
2228. S-band locomotion is characteristically seen in___________?
✅ B. Cartilaginous fish.
Option A: Bony fish Option B: Cartilaginous fish. Option C: Fish like mammals. Option D: All fishes. Correct Answer : Cartilaginous fish. Read more
2229. There are __________ types of nutrients needed by plants besides light to carry out photosynthesis
✅ B. Three
Option A: Two Option B: Three Option C: Four Option D: Five Correct Answer : Three Read more
2230. The site/s where most of the uptake of water and minerals take place is/are__________?
✅ A. Root hairs
Option A: Root hairs Option B: Root cells Option C: Underground stem Option D: All of these Correct Answer : Root hairs Read more