How do plants absorb water through root hairs ?

How do plants absorb water through root hairs ?
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Answer :

Answer : Plants absorb water through unicellular root hairs.
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Plants absorb most of the water needed by them through their (a) Embryonic zone (b) Growing point (c) Root hairs (d) Zone of elongation

Description : Plants absorb most of the water needed by them through their (a) Embryonic zone (b) Growing point (c) Root hairs (d) Zone of elongation

Last Answer : Ans:(c)

Root hairs absorb water from soil due to

Description : Root hairs absorb water from soil due to

Last Answer : Root hairs absorb water from soil due to A. Osmotic pressure B. Atmospheric pressure C. Turgor pressure D. Suciton pressure

What do plants absorb from the environment ?

Description : What do plants absorb from the environment ?

Last Answer : Plants absorb carbon dioxide from the environment.

Why do cell walls absorb water ?

Description : Why do cell walls absorb water ?

Last Answer : Plant cell walls absorb water. Because in the case of plants the cell walls are colloidal substances. And different types of colloidal substances exist in plants. Such as starch , gelatin , cellulose etc. These substances are able to absorb water due to their colloidal properties.

Root suckers are a) Insects that suck nutrients from the roots of plants b) Shoots that arise from roots to form new plant c)New plant parts that arise from the branches of fruit trees d) Roots of neighboring plants that share water with the another plant

Description : Root suckers are a) Insects that suck nutrients from the roots of plants b) Shoots that arise from roots to form new plant c)New plant parts that arise from the branches of fruit trees d) Roots of neighboring plants that share water with the another plant

Last Answer : b) Shoots that arise from roots to form new plant

Haploid plants can be obtained from: (a) Leaf culture (b) Bud culture (c) Root culture (d) Anther culture

Description : Haploid plants can be obtained from: (a) Leaf culture (b) Bud culture (c) Root culture (d) Anther culture

Last Answer : Ans. ((d))

Mycorrhizae is associated with the following a) Formation of root nodules b) Hyphae penetrating the soil c) Found mostly in lower plants d) Soil erosion

Description : Mycorrhizae is associated with the following a) Formation of root nodules b) Hyphae penetrating the soil c) Found mostly in lower plants d) Soil erosion

Last Answer : a) Formation of root nodules

In plants water is absorbed by the root hairs by a process called: (1) Transpiration (2) Respiration (3) Perspiration (4) Osmosis

Description : In plants water is absorbed by the root hairs by a process called: (1) Transpiration (2) Respiration (3) Perspiration (4) Osmosis

Last Answer : (4) Osmosis Explanation: Plants absorb water from their root hairs on the root via osmosis. It is then transported to other parts of the plant. (through the network of xylem vessels) through a combination of capillary action and "transiprational pull".

In plants water is absorbed by the root hairs by a process called: (1) Transpiration (2) Respiration (3) Perspiration (4) Osmosis

Description : In plants water is absorbed by the root hairs by a process called: (1) Transpiration (2) Respiration (3) Perspiration (4) Osmosis

Last Answer : Osmosis

The growth of seedling plants after transplantation will not always be proper because (a) New soil may not contain the required minerals (b) During transplantation root hairs get damaged (c) Roots cannot penetrate deep into the soil (d) Of all factors stated above

Description : The growth of seedling plants after transplantation will not always be proper because (a) New soil may not contain the required minerals (b) During transplantation root hairs get damaged (c) Roots cannot penetrate deep into the soil (d) Of all factors stated above

Last Answer : Ans:(d)

Which of the following propagates through the root ?

Description : Which of the following propagates through the root ?

Last Answer : Patal propagated through roots.

Select the correct statement: (a) Legumes are incapable of fixing nitrogen (b) Legumes fix nitrogen through bacteria living in fruits root (c) Legumes fix nitrogen only by bacteria present in nodules (d) None of the above

Description : Select the correct statement: (a) Legumes are incapable of fixing nitrogen (b) Legumes fix nitrogen through bacteria living in fruits root (c) Legumes fix nitrogen only by bacteria present in nodules (d) None of the above

Last Answer : Ans. (c)

What is the upper part of the embryonic root called ?

Description : What is the upper part of the embryonic root called ?

Last Answer : The upper part of the embryonic root is called the hypocotyl.

Which hormone is applied to the root of a plant ?

Description : Which hormone is applied to the root of a plant ?

Last Answer : Auxin hormone is applied to the root of the plant.

What kind of radish root ?

Description : What kind of radish root ?

Last Answer : Radish ( Raphanus raphanistrum subsp. sativus) is a staple vegetable.

What if the tip of the root swells with food ?

Description : What if the tip of the root swells with food ?

Last Answer : When the tip of the root is swollen by storing food, it is called kandal.

What is the non-transplanted root of bot tree ?

Description : What is the non-transplanted root of bot tree ?

Last Answer : The non-transformational root of the bot tree is the columnar root

The hypogeal germination is found in: (a) Bean (b) Maize (c) Rhizophora (d) Cucurbita Ans. (b) Directions: In the following questions more than one answer given may be correct select the correct answers according to the code— Code— (a) 1, 2 and 3 are correct (b) 1 and 2 are correct (c) 1, 2 and 4 are correct (d) 1 and 3 are correct 26. Which of following matched correctly? (1) Piper—Climbing root (2) Ficus—Climbing root (3) Buttress root—Bombax (4) Vitis—Nodulated root

Description : The hypogeal germination is found in: (a) Bean (b) Maize (c) Rhizophora (d) Cucurbita Ans. (b) Directions: In the following questions more than one answer given may be correct select the correct ... (1) Piper-Climbing root (2) Ficus-Climbing root (3) Buttress root-Bombax (4) Vitis-Nodulated root

Last Answer : Ans. ((d))

In onion, the swollen underground structure is: (a) Root (b) Rhizome (c) Bulb (d) Tuber

Description : In onion, the swollen underground structure is: (a) Root (b) Rhizome (c) Bulb (d) Tuber

Last Answer : Ans. ((c))

Development of shoot and root is determined by: (a) Cytokinin and auxin ratio (b) Enzymes (c) Temperature (d) Plant nutrients

Description : Development of shoot and root is determined by: (a) Cytokinin and auxin ratio (b) Enzymes (c) Temperature (d) Plant nutrients

Last Answer : Ans. ((a))

Primary root is: (1) Positively geotropic (2) Positive hydrotropic (3) Negative geotropic (4) Negative hydrotropic

Description : Primary root is: (1) Positively geotropic (2) Positive hydrotropic (3) Negative geotropic (4) Negative hydrotropic

Last Answer : Ans. ((b))

Decot root having more than six vascular bundles are found in (a) Pea (b) Sunflower (c) Ficus (d) Ranunculus

Description : Decot root having more than six vascular bundles are found in (a) Pea (b) Sunflower (c) Ficus (d) Ranunculus

Last Answer : Ans. ((c))

Root cap is not found n: (a) Mesophytes (c) Hydrophytes (b) Xerophytes (d) Halophytes

Description : Root cap is not found n: (a) Mesophytes (c) Hydrophytes (b) Xerophytes (d) Halophytes

Last Answer : Ans. ((c))

Root of L.oldhamia is called as…. a) Sphenopteris hoeninghausii b)Kaloxylon hookeri c)Lagenostoma lomaxii d)Rachiopteris aspera

Description : Root of L.oldhamia is called as…. a) Sphenopteris hoeninghausii b)Kaloxylon hookeri c)Lagenostoma lomaxii d)Rachiopteris aspera

Last Answer : b)Kaloxylon hookeri

Sphenopteris hoeninghausii is the….. a)stem b)root c)leaves d)ovule

Description : Sphenopteris hoeninghausii is the….. a)stem b)root c)leaves d)ovule

Last Answer : c)leaves

In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as

Description : In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as

Last Answer :  In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as – Quiescent center

Root apical meristem is best explained by

Description : Root apical meristem is best explained by

Last Answer : Root apical meristem is best explained by – Histogen theory

What is a complete root parasite? Give an example.

Description : What is a complete root parasite? Give an example.  

Last Answer : Ans: A complete parasite is achlorophyllous, establishes haustorial connection with both xylem and Phloem of the host to absorb both mineral water and organic food materials from the host plant. Ex: Orobanche

Water will be absorbed by root hairs, then how is when the external medium? -General Knowledge

Description : Water will be absorbed by root hairs, then how is when the external medium? -General Knowledge

Last Answer : The answer is 'Hypotonic'

Water will be absorbed by root hairs, then how is when the external medium? -General Knowledge

Description : Water will be absorbed by root hairs, then how is when the external medium? -General Knowledge

Last Answer : answer:

Water will be absorbed by root hairs, then how is when the external medium? -General Knowledge

Description : Water will be absorbed by root hairs, then how is when the external medium? -General Knowledge

Last Answer : answer:

Water from soil enters into the root hairs owing to : (1) Atmospheric pressure (2) Capillary pressure (3) Root pressure (4) Osmotic pressure

Description : Water from soil enters into the root hairs owing to : (1) Atmospheric pressure (2) Capillary pressure (3) Root pressure (4) Osmotic pressure

Last Answer : (2) Capillary pressure Explanation: In plants, the transpiration stream is the uninterrupted stream of water, and other, which is taken up by the roots and, via the xylem vessels, ... the difference in water potential between the soil and the substomatal cavity caused by transpiration.

Water will be absorbed by root hairs, then how is when the external medium?

Description : Water will be absorbed by root hairs, then how is when the external medium?

Last Answer : Hypotonic

Water from soil enters into the root hairs owing to : (1) Atmospheric pressure (2) Capillary pressure (3) Root pressure (4) Osmotic pressure

Description : Water from soil enters into the root hairs owing to : (1) Atmospheric pressure (2) Capillary pressure (3) Root pressure (4) Osmotic pressure

Last Answer : Capillary pressure

Why do roots have root hairs? -Biology

Description : Why do roots have root hairs? -Biology

Last Answer : answer:

Root Hairs arise from - (1) Cortex (2) Pericycle (3) Epidermis (4) Endodermis

Description : Root Hairs arise from - (1) Cortex (2) Pericycle (3) Epidermis (4) Endodermis

Last Answer : (3) Epidermis Explanation: Root hairs are tubular-shaped tipgrowing cells that arise from epidermal cells known as trichoblasts, behind the tips of young roots. Like all tip-growing cells, root ... the addition of cell wall precursors to the tip delivered by vesicles from the endomembrane system.

Root hairs develop from the region of : (1) Elongation (2) root cap (3) Meristematic activity (4) Maturation

Description : Root hairs develop from the region of : (1) Elongation (2) root cap (3) Meristematic activity (4) Maturation

Last Answer : (4) Maturation

Root Hairs arise from (1) Cortex (2) Pericycle (3) Epidermis (4) Endodermis

Description : Root Hairs arise from (1) Cortex (2) Pericycle (3) Epidermis (4) Endodermis

Last Answer : Epidermis

The only plant cells without nuclei among the following are : (1) Cambium cells (2) Root hairs (3) Companion cells (4) Tracheid cells

Description : The only plant cells without nuclei among the following are : (1) Cambium cells (2) Root hairs (3) Companion cells (4) Tracheid cells

Last Answer : Cambium cells

Thermal pollution is more common near a) Hot water springs b) Coal based power plants c) Tropical regions d) Temperate regions.

Description : Thermal pollution is more common near a) Hot water springs b) Coal based power plants c) Tropical regions d) Temperate regions. 

Last Answer : b) Coal based power plants 

The hydrostatic pressure developed due to the accumulation of water absorb by the root is called root pressure.

Description : The hydrostatic pressure developed due to the accumulation of water absorb by the root is called root pressure.

Last Answer : Ans. Root pressure

What is the mechanism for motion in plants?

Description : What is the mechanism for motion in plants?

Last Answer : dude, I think this can be googled…. ;-P sorry if i sound like a smart alec….

What is the role of auxin in plants ?

Description : What is the role of auxin in plants ?

Last Answer : The role of auxin in plants is as follows : Prevents premature fall of fruit. Helps to produce seedless fruit. Auxin is also used for seed germination and weed control.

Why Artificial Organisms Are Reproduced in Non-Flowering Plants ?

Description : Why Artificial Organisms Are Reproduced in Non-Flowering Plants ?

Last Answer : As the sexual reproduction of non-flowering plants is not complete, artificial reproduction is done.

Why is the process of perspiration very important for plants ?

Description : Why is the process of perspiration very important for plants ?

Last Answer : As a result of perspiration, the plant gets rid of excess water pressure by expelling water from its body. Perspiration increases the concentration of juice in the cells. Increasing the ... maintains the moisture of the leaves. For this reason perspiration is very necessary for plants.

What do plants leave during photosynthesis ?

Description : What do plants leave during photosynthesis ?

Last Answer : Plants release oxygen during photosynthesis.

Teak plants are bred with the help of which ?

Description : Teak plants are bred with the help of which ?

Last Answer : Teak plants are propagated by roots.

Which of the following works in photosynthesis of plants ?

Description : Which of the following works in photosynthesis of plants ?

Last Answer : Chlorophyll works in photosynthesis of plants.

What are the totiptent stem cells of plants ?

Description : What are the totiptent stem cells of plants ?

Last Answer : : Totiptent stem is the type of cell from which it is possible to produce plant seedlings directly.

Which of the following are true archaebacteria? (1) Extreme halophiles (2) Extreme thermophyles (3) Methanogens (4) Presence of peptidoglycan cell wall Ans. (a) 43; Which of the following are endangered plants ? (1) Saintpaulia ionantha (2) Ceratozamia hildae (3) Punica granatum (4) Senecio hadrasomum

Description : Which of the following are true archaebacteria? (1) Extreme halophiles (2) Extreme thermophyles (3) Methanogens (4) Presence of peptidoglycan cell wall Ans. (a) 43; Which of the following are ... plants ? (1) Saintpaulia ionantha (2) Ceratozamia hildae (3) Punica granatum (4) Senecio hadrasomum

Last Answer : Ans. ((c))