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

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

Excess amount of absorbed water by plants is liberated out by – (1) Evaporation (2) Osmosis (3) Diffusion (4) Transpiration

Description : Excess amount of absorbed water by plants is liberated out by – (1) Evaporation (2) Osmosis (3) Diffusion (4) Transpiration

Last Answer : (4) Transpiration Explanation: Water vapour transpires constantly through pores (stomata) in the surface of plant's leaves.

Excess amount of absorbed water by plants is liberated out by : (1) Evaporation (2) Osmosis (3) Diffusion (4) Transpiration

Description : Excess amount of absorbed water by plants is liberated out by : (1) Evaporation (2) Osmosis (3) Diffusion (4) Transpiration

Last Answer : Transpiration

Guttation is the result of (a) diffusion (b) transpiration (c) osmosis (d) root pressure.

Description : Guttation is the result of (a) diffusion (b) transpiration (c) osmosis (d) root pressure.

Last Answer : (d) root pressure.

Guttation is mainly due to (a) root pressure (b) osmosis (c) transpiration (d) imbibition.

Description : Guttation is mainly due to (a) root pressure (b) osmosis (c) transpiration (d) imbibition.

Last Answer : (a) root pressure

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 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

In plants, __________ is the process of converting stored energy into energy for plant growth. a. Transpiration b. Photosynthesis c. Respiration d. Pollination

Description : In plants, __________ is the process of converting stored energy into energy for plant growth. a. Transpiration b. Photosynthesis c. Respiration d. Pollination

Last Answer : Respiration

Water molecules enter plant epidermal cells by: a) osmosis b) active transport c) translocation d) transpiration

Description : Water molecules enter plant epidermal cells by: a) osmosis b) active transport c) translocation d) transpiration

Last Answer : ANSWER: A -- OSMOSIS

The process employing desorption of the absorbed solute by a solvent is called (A) Elution (B) Osmosis (C) Reverse osmosis (D) Sublimation

Description : The process employing desorption of the absorbed solute by a solvent is called (A) Elution (B) Osmosis (C) Reverse osmosis (D) Sublimation

Last Answer : (A) Elution

Maximum loss of water from the plants occurs due to a. Transpiration b. Evaporation c. Guttation d. Respiration

Description : Maximum loss of water from the plants occurs due to a. Transpiration b. Evaporation c. Guttation d. Respiration

Last Answer : a. Transpiration

Which of the following scientific terms is used to describe the loss of water vapor by plants. Is it: a) digestion b) respiration c) adsorption d) transpiration

Description : Which of the following scientific terms is used to describe the loss of water vapor by plants. Is it: a) digestion b) respiration c) adsorption d) transpiration

Last Answer : ANSWER: D -- TRANSPIRATION

Solar energy is converted into chemical energy during – (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis

Description : Solar energy is converted into chemical energy during – (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis

Last Answer : (2) Photosynthesis Explanation: In photosynthesis, solar energy is converted to chemical energy. The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are ... captured from the sun into chemical energy that can be used to fuel the organism's activities.

Explain any five of the following terms (in not more than four lines each): (i) Osmosis Glycolysis (ii) Phototaxis (iii) Transpiration (iv) Saponification (v) Emulsion

Description : Explain any five of the following terms (in not more than four lines each): (i) Osmosis Glycolysis (ii) Phototaxis (iii) Transpiration (iv) Saponification (v) Emulsion

Last Answer : (i) Osmosis: osmosis, in botany and chemistry, the flow of one constituent of a solution through a membrane while the other constituents are blocked and unable to pass through the (selecyively permeable membrane ... in a second liquid with which the first will not mix: an emulsion of oil in vinegar

Solar energy is converted into chemical energy during (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis

Description : Solar energy is converted into chemical energy during (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis

Last Answer : Photosynthesis

Lungs are the primary organs of (1) Digestion (2) Constipation (3) Perspiration (4) Respiration

Description : Lungs are the primary organs of (1) Digestion (2) Constipation (3) Perspiration (4) Respiration

Last Answer : (4) Respiration Explanation: The lungs are the primary organs of respiration in humans and many other animals including a few fish and some snails.

Which of the following processes are associated with plants during dark period? (1) Photosynthesis and respiration (2) Respiration and transpiration (3) Transpiration and conduction (4) Conduction and respiration

Description : Which of the following processes are associated with plants during dark period? (1) Photosynthesis and respiration (2) Respiration and transpiration (3) Transpiration and conduction (4) Conduction and respiration

Last Answer : (4) Conduction and respiration Explanation: Conduction is the process by which vital nutrients are transported to the different parts of a plant. This process is independent of the light factor ... the photosynthesis process cannot be happening without sun, so it exhales the carbon-dioxide itself.

Phenyl mercuric acetate (PMA) results in (a) reduced photosynthesis (b) reduced transpiration (c) reduced respiration (d) killing of plants.

Description : Phenyl mercuric acetate (PMA) results in (a) reduced photosynthesis (b) reduced transpiration (c) reduced respiration (d) killing of plants.

Last Answer : (b) reduced transpiration

Wilting of plants occurs due to excessive : (1) Respiration (2) Guttation (3) Absorption (4) Transpiration

Description : Wilting of plants occurs due to excessive : (1) Respiration (2) Guttation (3) Absorption (4) Transpiration

Last Answer : Transpiration

Plants release energy during (1) Photosynthesis (2) Respiration (3) Transpiration (4) Germination

Description : Plants release energy during (1) Photosynthesis (2) Respiration (3) Transpiration (4) Germination

Last Answer : Respiration

Which of the following processes are associated with plants during dark period? (1) Photosynthesis and respiration (2) Respiration and transpiration (3) Transpiration and conduction (4) Conduction and respiration

Description : Which of the following processes are associated with plants during dark period? (1) Photosynthesis and respiration (2) Respiration and transpiration (3) Transpiration and conduction (4) Conduction and respiration

Last Answer : Conduction and respiration

How do plants absorb water through root hairs ?

Description : How do plants absorb water through root hairs ?

Last Answer : Answer : Plants absorb water through unicellular root hairs.

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)

Fermentation is a type of ______ process. (1) Aerobic Respiration (2) Anaerobic Respiration (3) Exothermic Reaction (4) Transpiration

Description : Fermentation is a type of ______ process. (1) Aerobic Respiration (2) Anaerobic Respiration (3) Exothermic Reaction (4) Transpiration

Last Answer : (2) Anaerobic Respiration Explanation: Fermentation in food processing is the process of converting carbohydrates to alcohol or organic acids using microorganisms—yeasts or bacteria—under anaerobic conditions. It also occurs in oxygenstarved muscle cells, as in the case of lactic acid fermentation.

Fermentation is a type of ________ process . (1) Aerobic Respiration (2) Anaerobic Respiration (3) Exothermic Reaction (4) Transpiration

Description : Fermentation is a type of ________ process . (1) Aerobic Respiration (2) Anaerobic Respiration (3) Exothermic Reaction (4) Transpiration

Last Answer : Exothermic respiration

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)

Transpiration and root pressure cause water to rise in plants by (a) pushing it upward (b) pushing and pulling it, respectively (c) pulling it upward (d) pulling and pushing it, respectively.

Description : Transpiration and root pressure cause water to rise in plants by (a) pushing it upward (b) pushing and pulling it, respectively (c) pulling it upward (d) pulling and pushing it, respectively.

Last Answer : (d) pulling and pushing it, respectively.

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.

The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is (a) transpiration (b) root pressure (c) imbibition (d) plasmolysis.

Description : The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is (a) transpiration (b) root pressure (c) imbibition (d) plasmolysis.

Last Answer : b) root pressure

The process of osmosis is best illustrated by the movement of: a) salts in blood stream. b) oxygen into red blood cells. c) carbon dioxide through stomata. d) water into root hair cells.

Description : The process of osmosis is best illustrated by the movement of: a) salts in blood stream. b) oxygen into red blood cells. c) carbon dioxide through stomata. d) water into root hair cells.

Last Answer : ANSWER: D -- WATER INTO ROOT HAIR CELLS.

The loss of water in the form of vapor from the surface of plant leaves is referred to as: a. Transpiration b. Respiration c. Oxidation d. Condensation

Description : The loss of water in the form of vapor from the surface of plant leaves is referred to as: a. Transpiration b. Respiration c. Oxidation d. Condensation

Last Answer : Transpiration

The shade of a tree is cooler than the shade of a roof due to: (a) Respiration (b) Photosynthesis (c) Transpiration (d) Guttation

Description : The shade of a tree is cooler than the shade of a roof due to: (a) Respiration (b) Photosynthesis (c) Transpiration (d) Guttation

Last Answer : Ans. ((c))

Phenomenon which converts light energy into chemical energy is (a) Respiration (b) Photosynthesis (c) Transpiration (d) None of these

Description : Phenomenon which converts light energy into chemical energy is (a) Respiration (b) Photosynthesis (c) Transpiration (d) None of these

Last Answer : Ans:(b)

Klinostat is employed in the study of (a) osmosis (b) growth movements (c) photosynthesis (d) respiration

Description : Klinostat is employed in the study of (a) osmosis (b) growth movements (c) photosynthesis (d) respiration

Last Answer : (b) growth movements

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

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 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

Absorbed of water against a concentration gradient by using energy released from respiration is called as

Description : Absorbed of water against a concentration gradient by using energy released from respiration is called as

Last Answer : Ans. Active absorption

In the process of perspiration, which part of the leaf mixes with air or water ?

Description : In the process of perspiration, which part of the leaf mixes with air or water ?

Last Answer : In the process of perspiration, the air in the leaves mixes with the water in the cell part.

The process of producing energy in plants is known as – (1) Absorption (2) Reduction (3) Photosynthesis (4) Transpiration

Description : The process of producing energy in plants is known as – (1) Absorption (2) Reduction (3) Photosynthesis (4) Transpiration

Last Answer : (3) Photosynthesis Explanation: Photosynthesis is the process by which plants, some bacteria and some protistans use the energy from sunlight to produce glucose from carbon dioxide and water.

A process that makes important difference between C3 and C4 plants is (a) transpiration (b) glycolysis (c) photosynthesis (d) photorespiration.

Description : A process that makes important difference between C3 and C4 plants is (a) transpiration (b) glycolysis (c) photosynthesis (d) photorespiration.

Last Answer : (d) photorespiration.

A process that makes important difference between C3 and C4 plants is (1) Photorespiration (2) Transpiration (3) Glycolysis (4) Photosynthesis

Description : A process that makes important difference between C3 and C4 plants is (1) Photorespiration (2) Transpiration (3) Glycolysis (4) Photosynthesis

Last Answer : (1) Photorespiration

The basic underlying principle of using a mist propagation system is that it: a. Keeps the propagation medium uniformly moist and supplies moisture to the base of the cuttings b. Keeps the plant material cool c. Cools the propagation medium to promote root formation and development d. Increases humidity around the cutting and reduces transpiration

Description : The basic underlying principle of using a mist propagation system is that it: a. Keeps the propagation medium uniformly moist and supplies moisture to the base of the cuttings b. ... medium to promote root formation and development d. Increases humidity around the cutting and reduces transpiration

Last Answer : Increases humidity around the cutting and reduces transpiration