Transport in the plant; Fill in the blank {NCERT}

TRANSPORT IN PLANT

Questions

1] For solution at atmospheric pressure, ________________ is equal to solute potential. 

5] Write Yes or No

Requires ATP energy - a] Simple diffusion- _______ b] Facilitated transport- _______ c] Active transport- __________.

8] Transport in plant over small distance; substance move by ______________ & _____________________. 

15] Yp stands for ____________________.

18] Facilitated diffusion is very specific…. True or False.

25] Most of the _____________ plant have only about 10 to 15 % of its fresh weight as dry matter. 

28] _________ compound synthesized in the leaves are exported to all other parts including storage organ.

35] Water potential is expressed in pressure unit- ___________. 

38] In an __________, both molecules move in opposite direction during diffusion. 

45] Mature ________ plant absorbs almost 3 liter of water in a day. 

48] Diffusion rates are affected by _________________, _____________, ______________ & _____________.

51] If a pressure greater than atmospheric pressure is applied to pure water, its water potential _______________.

55] Water is essential for all pathological activities of plant- True or False.

58] Transport over longer distance in plant proceeds through the _____________________. 

65] Yp stands for ___________.

68] The _________ are protein that form large pores in the outer membrane of the plastids, mitochondria & some bacteria. 

75] Distribution of water within plant is same- True or false. 

78] When any plant undergoes ______________, nutrient may be withdrawn from different storages and moved to growing parts.

85] Water potential of pure water at standard temperature, which is not under any pressure is taken to be _________. 

88] ______________ requires energy to transport & pump molecules against concentration gradient. 

95] ___________________ is a concept fundamental to understand water movement.

98] Smaller substance diffuses slowly during transport? True? False

101] Pressure can be builds up in plant when water enter a plant cell due to diffusion causing a pressure build up against the cell wall making the cell _________.  

105] Write Yes or No

Highly selective during transport - a] Simple diffusion- _______ b] Facilitated transport- _______ c] Active transport- __________.

108] Transport in plant over small distance; substance move by diffusion supplemented by _________________. 

115] Water molecule possess kinetic energy- True or False 

118] Facilitated diffusion is insensitive to inhibitors which react with protein side chain- True or False

125] A woody plant has very little water- True or False. 

128] Movement by diffusion is ___________ and from one part of the cell to other or from cell to cell or over short distance. 

135] If some __________ is dissolved in pure water, the free energy of water decreases reducing its water potential. 

138] When a molecule moves across a membrane independent of other molecule during diffusion, the process is called as __________.

145] Mustard plant absorbs water equal to its ___________. 

148] Substance that have ______________ moiety, find it difficult to pass through the membrane by diffusion. 

151] The relationship between water potential, solute potential & pressure potential is expressed by formula…... 

______________________________.

155] The _____________ of the cell is nothing but water in which different molecules are dissolved. 

158] Parts of vascular system in plants- ___________ & ____________.

165] The greater the concentration of water in the system, the greater is its ___________ energy.

168] In facilitated diffusion, extracellular molecule bound to the transport protein, the transport protein rotate & releases the molecule inside the cell, Example: ______________. 

175] A seed may be dry but it still has water- True or False.

178] The diffusion of any substance across a membrane depends on the solubility in __________. 

185] All solution has higher water potential than pure water- True or False. 

188] Pump are proteins that use energy to carry substance across the cell membrane- True or False

195] _________________ and ___________________ are the two main component that determines water potential.  

198] A concentration gradient must already be present to diffuse even if facilitated by the protein, this process is called as _______________________.  

201] Negative pressure potential in the water column in the _______ plays major role in water transport up a stem.  

205] Write Yes or No

Transport saturates - a] Simple diffusion- _______ b] Facilitated transport- _______ c] Active transport- __________.

208] In _______ plant, transport in xylem is essentially unidirectionally.

215] Pure water will have the lowest water potential- True or False?

218] In facilitated diffusion, water channel is made up of different type of ________________. 

225] _____________ plant take up huge amount of water daily but most of it is lost in the air.

228] No energy expenditure take place during __________ type of transport.

235] Solute potential is always ___________. 

238] When protein pump transport substance from low concentration to high concentration then it is called as ___________ transport.

245] Mustard plant absorbs water equal to its weight in _____ hour,

248] In facilitated diffusion, special _________ help move substance across membrane. 

251] If a pressure greater than atmospheric pressure is applied to solution, its water potential decreases- True or False?

255] A watermelon has more than _____% of water. 

258] Transport in plant over longer distance proceeds through vascular system and it is called as ____________________. 

265] The process of movement of substances down a gradient of free energy is called as ___________. 

268] Water channel is made up of __________{number} aquaporins.

275] Terrestrial plant take up huge amount of water daily but most of it is lost in the air through ____________ from the leaves.

278] Transport of gases in plant is by ______________ method. 

285] The magnitude of lowering of water potential due to dissolution of solute is called __________ potential. 

288] During ___________ transport, transport rate reaches maximum when all the protein transporter are saturated. 

295] Ys stands for _________________.

298] In facilitated diffusion, special protein help move substance across membrane without expenditure of ________ energy. 

305] Write Yes or No

Uphill transport- a] Simple diffusion- _______ b] Facilitated transport- _______ c] Active transport- __________.

308] Direction of organic & mineral nutrient is usually ______________ in plants.

315] Water potential is denoted by Greek symbol _____ or ______.

318] In a ___________, both molecules cross the membrane in the same direction during diffusion. 

325] Terrestrial plant take up huge amount of water daily but most of it is lost in the air through evaporation from the leaves and called as _________________. 

328] Type of transport- ¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬___________; not dependent on living system.

335] The more the solute molecule, the more negative is the solute potential- True or False.

338] Write Yes or No

Requires special membrane protein- a] Simple diffusion- _______ b] Facilitated transport- _______ c] Active transport- __________.

345] Corn absorbs almost _______ liter of water per day. 

348] Transport rate in facilitated diffusion reaches maximum when all the protein transporter are being _______________.

1] Water potential

2] 

5] No, No, Yes 

8] Diffusion & cytoplasmic streaming

15] Pressure potential 

18] True 

25] Herbaceous 

28] Organic

35] Pascal 

38] Antiport  

45] Corn 

48] Gradient of concentration, permeability of the membrane, temperature & pressure. 

51] Increases 

55] False 

58] Vascular system

65] Pressure potential 

68] Porins 

75] False

78] Senescence 

85] Zero 

88] Active transport 

95] Water potential

98] False

101] Turgid 

105] No, yes, Yes

108] Active transport

115] True 

118] False

125] True

128] Passive 

135] Solute 

138] Uniport 

145] Weight 

148] Hydrophilic

151] Yw = Ys + Yp  

155] Protoplasm 

158] Xylem & pholem

165] Kinetic 

168] Water channel

175] True

178] Lipids 

185] False 

188] True 

195] Solute & pressure potential

198] Facilitated diffusion

201] Xylem 

205] No, Yes, Yes  

208] Rooted 

215] False 

218] Aquaporins

225] Terrestrial  

228] Diffusion 

235] Negative 

238] Uphill 

245] 5 

248] Protein 

251] False  

255] 92% 

258] Translocation

265] Diffusion 

268] Eight 

275] Evaporation 

278] Diffusion

285] Solute  

288] Active or facilitated 

295] Solute potential

298] ATP 

305] No, No, Yes 

308] Multidirectional

315] Psi or Y

318] Symport  

325] Transpiration 

328] Diffusion 

335] True 

338] No, Yes, Yes 

345] 3 

348] Saturated