Which exposed wood will decay faster?
(a) Sapwood (b) Softwood
(c) Wood with lot of fibres
(d) Heartwood

1 Answer

Answer :

a) Sapwood

Related questions

Description : Heartwood differs from sapwood in (a) presence of rays and fibres (b) absence of vessels and parenchyma (c) having dead and non-conducting elements (d) being susceptible to pests and pathogens.

Last Answer : (c) having dead and non-conducting elements

Description : Differentiate between heartwood and sapwood? -Biology

Last Answer : answer:

Description : Identify the incorrect statement. (a) Heartwood does not conduct water but gives mechanical support. (b) Sapwood is involved in conduction of water and minerals from root to leaf. (c) Sapwood is the innermost ... . (d) Due to deposition of tannins, resins, oils, etc., heartwood is dark in colour.

Last Answer : (c) Sapwood is the innermost secondary xylem and is lighter in colour

Description : Sapwood consists of (A) Innermost annular rings around the pith (B) Portion of timber between heartwood and cambium layer (C) Thin layers below the bark (D) Thin fibre which extends from the pith outwards and holds the annular rings together

Last Answer : Answer: Option B

Description : As a tree grows older, which of the following increases more rapidly in thickness? (a) Heart wood (b) Sapwood (c) Phloem (d) Cortex

Last Answer : (a) Heart wood

Description : Inner part of a timber log surrounding the pitch, is called (A) Sapwood (B) Cambium layer (C) Heart wood (D) None to these

Last Answer : Answer: Option C

Description : What is the best soil for rooting softwood cuttings?

Last Answer : I would cut on an angle, dip them in rootone and put them in that new vitamin soil. If doing inside use the one for inside or you will get bugs as some are not sterzlized soil. Water and watch.

Description : Hardwood and softwood difference. -Biology

Last Answer : answer:

Description : Which is softwood from coniferous forest? -Do You Know?

Last Answer : answer:

Description : Which is softwood from coniferous forest?

Last Answer : Pine

Description : Root formation is promoted in softwood cuttings under light intensity of __________ foot candles: a. 100-150 b. 150-200 c. 200-250 d. 250-350

Last Answer : 150-200

Description : 1. Which Act gave representation to Indians for the first time in the Legislature? 2. By which can the location and energy of an electron in an atom be specified? 3. What was the ... set of mansoon & are harvested in September-October? 20. Which philosophical system was founded by Vallabhacharya?

Last Answer : Answer : 1. Government of India Act, 1935 2. Quantum numbers 3. Balwant Rai Mehta 4. Pine 5. Bamiyan 6. Mother Teresa 7. Number of WBCs increases in blood 8. Prime Minister 9. Equatorial ... -bin-Tughlaq 16. By combining various foods 17. Constitution of India 18. Xenon 19. Kharif 20. Suddhadvaita

Description : The balloon-shaped structures called tyloses (a) originate in the lumen of vessels (b) characterise the sapwood (c) are extensions of xylem parenchyma cells into vessels (d) are linked to the ascent of sap through xylem vessels.

Last Answer : (c) are extensions of xylem parenchyma cells into vessels

Description : why wet food decay faster than dry food?

Last Answer : Bacteria (which make your food decay) need moisture to live andthey thrive in it!

Description : Messages in optic fibres reach faster.

Last Answer : As photons travel much faster than electrons.

Description : The following are true about pain: a. in disseminated cancer can be effectively relieved by hypophysectomy b. does not ascend through the dorsal column of the spinal cord c. is transmitted faster ... fibres than the A delta fibres d. stimulation of the ß receptors in the brain produces analgesia

Last Answer : stimulation of the ß receptors in the brain produces analgesia

Description : What causes a green plant exposed to the light, on only one side, to bend towards the source of light as it grows? (a) Light stimulates plant cells on the lighted side to grow ... Green plants need light to perform photosynthesis. (d) Green plants seek light because they are phototropic.

Last Answer : (b) Auxin accumulates on the shaded side, stimulating greater cell elongation there

Description : What is heartwood? -Biology

Last Answer : answer:

Description : Why is heartwood darker? -Biology

Last Answer : answer:

Description : Why is heartwood rot resistant? -Biology

Last Answer : answer:

Description : Age of a tree can be estimated by (a) number of annual rings (b) diameter of its heartwood (c) its height and girth (d) biomass.

Last Answer : (a) number of annual rings

Description : Identify the wrong statement in context of heartwood. (a) It is highly durable. (b) It conducts water and minerals efficiently. (c) It comprises dead elements with highly lignified walls. (d) Organic compounds are deposited in it.

Last Answer : (b) It conducts water and minerals efficiently

Description : Identify the wrong statement in context of heartwood: (1) It is highly durable (2) It conducts water and minerals efficiently (3) It comprises dead elements with highly lignified walls (4) Organic compounds are deposited in it

Last Answer : 2) It conducts water and minerals efficiently

Description : for a long time Is At the waist Lots Pain , sitting From To get up A lot Trouble Is. Exercise I do Regular But By no means Pain Not decreasing. Of From Salvation To get Way What ?

Last Answer : Vitamins D Of In the absence Bones Decay Become You stay Doctor Of In consultation Calbo D To eat Can.

Description : Consider the following statements: 1. Dry rot in sap wood is caused by fungal attack 2. Brown rot in coniferous woods is a result of fungal attack 3. Alternate wetting and drying of unseasoned timber causes powdery' form of decay in ... ? (a) 1, 2 and 3 b)1 and 2 only c)2 and 3 only d)1 and 3 only

Last Answer : (a) 1, 2 and 3

Description : The process of chipping wood and making into fibres is called

Last Answer : pulping.

Description : Gymnosperms are also called soft wood spermatophytes because they lack (a) cambium (b) phloem fibres (c) thick-walled tracheids(d) xylem fibres

Last Answer : (d) xylem fibres.

Description : Digestion of wood-base materials (for manufacture of pulp) is done to (A) Remove lignin (B) Produce long fibres (C) Prevent deterioration on storage (D) None of these

Last Answer : (A) Remove lignin

Description : Gymnosperms are also called soft wood spermatophytes because they lack (1) Xylem fibres (2) Cambium (3) Phloem fibres (4) Thick-walled tracheids

Last Answer : (4) Thick-walled tracheids

Description : The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: (A) Radial shakes (B) Heart shakes (C) Wind cracks (D) Twisted fib

Last Answer : Answer: Option C

Description : Why does our pubic hair (or body hair) grow back a lot faster then your own hair on your head?

Last Answer : It may just seem like it. I mean guys have to shave every day and some guys have to shave twice. Color and thickness plays into it I'm sure. The darker and thicker it is the more noticeable it seems. If ... other body hair. It's just one of the things you don't notice unless it bugs you in some way.

Description : This thing devours all things. All man, all beasts, all flowers and trees. Even the fiery sun, and the shadowy moon, will one day be devoured by this thing. Stone it grinds, metal it bites. And it ... kills powerful things a lot. Its immortal yet it is not some type of god. What is it? -Riddles

Last Answer : Time.

Description : Stupid video game question for State of Decay?

Last Answer : answer:Never played this, so I have no idea, but looking it up I believe the game has an inventory you bring up, and whatever snacks you've collected should be there. Some refill your health, while ... across any, or are not accessing the inventory. more or less a wild guess here, though. :/

Description : What model of probability applies to atomic decay?

Last Answer : It’s not “assigned”, it is measured.

Description : Can measurements of atomic structure made frequently enough eternally prevent decay of a radioactive atom?

Last Answer : answer:I am having a hard time imagining setting up the experiment so that the measurement happens often enough to produce the eternal isotope. It seems to me that the device doing the measurement ... from each other is fantastic. Observing one has an instantaneous affect on the other. Simply weird.

Description : Physicists of ask-public: what if radioactive decay isn't constant? (see details).

Last Answer : answer:Physics is safe; they're just talking about a new wrinkle. Absent the outside influence of the solar activity, the rate of decay remains constant. The solar flares and the processes that ... miles of shielding without even slowing down, but they are know to interact with atomic nuclei.

Description : How does an atom of a radioactive substance know when it is to decay?

Last Answer : We know that when we have a certain amount of radioactive material, that after a certain period, half of its atoms will have decayed. But we do not know which atom will decay at what point. No one knows. Especially not the atom.

Description : Is the decay of a radioactive isotope predictable (causally determined) or not?

Last Answer : At this point it seems to be a result of quantum indeterminacy. In other words, since the Heisenberg uncertainty principle is in effect at that level, all we can determine is probability (hence a predictable ... , it is deterministic and we will (hopefully) one day be able to understand it as such.

Description : What is the half-life of the Rubidium-87 / Strontium-87 decay chain?

Last Answer : http://answers.yahoo.com/question/index?qid=20091020104308AAsZVxB Rb 87 half life = 5*10^11 years Sr 87 half life = 2.83 hours

Description : Why don't coal and oil naturally decay?

Last Answer : I’m pretty sure they don’t decay because they are the by-products of already decayed materials. It’s be like your shit taking a shit.

Description : When do dead small animal bodies start to decay and stink?

Last Answer : Usually after 2 to 3 days.

Description : What are good approaches and initiatives to reverse urban decay?

Last Answer : Economic growth, new industry , technical colleges , military installations…........its all about bringing in NEW business and occassionally politicians are able to play a large role in revitalizing a city.

Description : What is causing the leaves on my grape vine to 'decay'?

Last Answer : Need Answer

Description : I am the future, all eventual decay; In death and destruction, I lay. Your habits of order to prevent my disorder, Only hasten my final hooray. What am I? -Riddles

Last Answer : Entropy.

Description : Lighter than air, I float away, with one mans touch I shall decay. What am I? -Riddles

Last Answer : Bubble.

Description : A room with no windows or doors, walks in the night, grows in a day, is found where there is death and decay. What is it? -Riddles

Last Answer : Mushrooms.

Description : Into which of the following metals does radioactive Uranium decay when it loses all its radioactivity? -General Knowledge

Last Answer : Lead is the metal.

Description : Can the decay half-life of a radioactive material be changed? -Physics

Last Answer : Yes, the decay half-life of a radioactive material can be changed. Radioactive decay happens when an unstable atomic nucleus spontaneously changes to a lower-energy state and spits out a bit of ... radiometric dating are so accurate because decay half-lives in nature are so close to constant.

Description : what are the additional two elements and nucleon numbers in the decay chain if there were two more alpha decay steps after lead-206.?

Last Answer : need help asap!

Description : Does chewing gum cause tooth decay ?

Last Answer : Generally speaking , chewing gum does not harm teeth or mouth. However, if children eat gum , it can cause problems in the throat. According to the American Dental Association in clinical trials , ... , but the problem is that sugar makes acid. So sugar-free chewing gum is better. References