Artificial ripening of fruits is accomplished by treatment with: (a) Sodium chloride (b) IAA (c) Ethylene gas (d) Kinetin

Artificial ripening of fruits is accomplished by treatment with: (a) Sodium chloride (b) IAA (c) Ethylene gas (d) Kinetin
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Ans. ((c))
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Which of the following enhances or induces fusion of protoplasts? (a) IAA and kinetin (b) IAA and gibberellins (c) Sodium chloride and potassium chloride (d) Polyethylene glycol and sodium nitrate

Description : Which of the following enhances or induces fusion of protoplasts? (a) IAA and kinetin (b) IAA and gibberellins (c) Sodium chloride and potassium chloride (d) Polyethylene glycol and sodium nitrate

Last Answer : (d) Polyethylene glycol and sodium nitrate

The hormone responsible for ripening of fruits is (a) Ethylene (b) Cytokinin (c) Auxin (d) ABA

Description : The hormone responsible for ripening of fruits is (a) Ethylene (b) Cytokinin (c) Auxin (d) ABA

Last Answer : Ans. ((a))

Rootex contains a) Auxins b) ABA c) Kinetin d) Ethylene

Description : Rootex contains a) Auxins b) ABA c) Kinetin d) Ethylene

Last Answer : a) Auxins

Which is employed for artificial ripening of banana fruits? (a) Auxin (b) Coumarin (c) Ethylene (d) Cytokinin

Description : Which is employed for artificial ripening of banana fruits? (a) Auxin (b) Coumarin (c) Ethylene (d) Cytokinin

Last Answer : (c) Ethylene

Which of the following statement is correct? (1) The causal organism for foolish seedling disease is the source of gibberellin (2) Abscisic acid is a growth promoter (3) The ratio of auxin : cytokinin control cell differentiation (4) Bolting of cabbage can be induced by treatment with IAA

Description : Which of the following statement is correct? (1) The causal organism for foolish seedling disease is the source of gibberellin (2) Abscisic acid is a growth promoter (3) The ratio of auxin : cytokinin control cell differentiation (4) Bolting of cabbage can be induced by treatment with IAA

Last Answer : Ans. ((d))

Which gas is produced after the application of Calcium Carbide to the fruits, for rapid ripening? a. Methane b. Carbon-di-oxide c. Acetylene d. Ethylene

Description : Which gas is produced after the application of Calcium Carbide to the fruits, for rapid ripening? a. Methane b. Carbon-di-oxide c. Acetylene d. Ethylene

Last Answer : c. Acetylene

Which gas is produced after the application of Calcium Carbide to the fruits, for rapid ripening? a. Methane b. Carbon-di-oxide c. Acetylene d. Ethylene

Description : Which gas is produced after the application of Calcium Carbide to the fruits, for rapid ripening? a. Methane b. Carbon-di-oxide c. Acetylene d. Ethylene

Last Answer : c. Acetylene

____ fruits produce ethylene gas during ripening. a. Nonclimacteric c. Orange b. Climacteric d. Tree

Description : ____ fruits produce ethylene gas during ripening. a. Nonclimacteric c. Orange b. Climacteric d. Tree

Last Answer : b. Climacteric

The gas used for artificial ripening of green fruit is - (1) ethane (2) ethylene (3) carbon dioxide (4) acetylene

Description : The gas used for artificial ripening of green fruit is - (1) ethane (2) ethylene (3) carbon dioxide (4) acetylene

Last Answer : (2) ethylene Explanation: Ethylene gas is used for artificial ripening of green fruit. Ethylene is a natural ripener, but it is also used as an artificial fruit ripener.

The gas used for artificial ripening of green fruit is - (1) Acetylene (2) Ethylene (3) Ethane (4) Carbon dioxide

Description : The gas used for artificial ripening of green fruit is - (1) Acetylene (2) Ethylene (3) Ethane (4) Carbon dioxide

Last Answer : (2) Ethylene Explanation: Fruits such as apples and pears emit a greater amount of ethylene gas in fruits, which affects their ripening.

The gas used for artificial fruit ripening of green fruit is – (1) Ethylene (2) Acetylene (3) Ethane (4) Methane

Description : The gas used for artificial fruit ripening of green fruit is – (1) Ethylene (2) Acetylene (3) Ethane (4) Methane

Last Answer : (1) Ethylene Explanation: Ethylene can promote ripening in tomatoes, bananas, citrus, pineapples, dates, persimmons, pears, apples, melons, mangos, avocados, papayas and jujubes - a ... with the specific biological phenomenon of accelerating the normal process of fruit maturation and senescence.

The gas used for artificial fruit ripening of green fruit is — (1) Ethylene (2) Acetylene (3) Ethane (4) Methane

Description : The gas used for artificial fruit ripening of green fruit is — (1) Ethylene (2) Acetylene (3) Ethane (4) Methane

Last Answer : Ethylene

The gas used in the artificial ripening of fruits is – (1) Acetylene (2) Methane (3) Ethane (4) Butane

Description : The gas used in the artificial ripening of fruits is – (1) Acetylene (2) Methane (3) Ethane (4) Butane

Last Answer : (1) Acetylene Explanation: Ripening is a process in fruits that causes them to become more palatable. In general, a fruit becomes sweeter, s less green, and softer as it ripens Even though the acidity ... to be picked prior to full ripening, which is useful, since ripened fruits do not ship well.

Which gas is used for artificial ripening of green fruits?

Description : Which gas is used for artificial ripening of green fruits?

Last Answer : Acetylene (ethyne) ORGANIC CHEMISTRY

Which hormone is responsible for fruit ripening? (a) Ethylene (b) Auxin (c) Ethyl chloride (d) Cytokinin

Description : Which hormone is responsible for fruit ripening? (a) Ethylene (b) Auxin (c) Ethyl chloride (d) Cytokinin

Last Answer : (a) Ethylene

Which of the following plant hormone was first isolated from a fungus? (a) Ethylene (b) Gibberellic acid (c) Kinetin (d) Zeatin

Description : Which of the following plant hormone was first isolated from a fungus? (a) Ethylene (b) Gibberellic acid (c) Kinetin (d) Zeatin

Last Answer : Ans:(b)

Which one is the major component of Bordeaux mixture a) Copper sulphate b) Sodium chloride c) Calcium chloride d) Magnesium sulphate

Description : Which one is the major component of Bordeaux mixture a) Copper sulphate b) Sodium chloride c) Calcium chloride d) Magnesium sulphate

Last Answer : a) Copper sulphate

Which fruit helps in ripening ?

Description : Which fruit helps in ripening ?

Last Answer : Ethylene and Calcium Carbide.

The major auxin produced in plants is: a. Indole-3-butyric acid (IBA) b. Naphthalene acetic acid (NAA) c. Indole-3-acetic acid (IAA) d. Ethylene

Description : The major auxin produced in plants is: a. Indole-3-butyric acid (IBA) b. Naphthalene acetic acid (NAA) c. Indole-3-acetic acid (IAA) d. Ethylene

Last Answer : Indole-3-acetic acid (IAA)

Seed dormancy is due to the (a) ethylene (b) abscisic acid (c) IAA (d) starch.

Description : Seed dormancy is due to the (a) ethylene (b) abscisic acid (c) IAA (d) starch.

Last Answer : (b) abscisic acid

Which one of the following generally acts as an antagonist to gibberellins? (a) Zeatin (b) Ethylene (c) ABA (d) IAA

Description : Which one of the following generally acts as an antagonist to gibberellins? (a) Zeatin (b) Ethylene (c) ABA (d) IAA

Last Answer : (c) ABA

The Avena curvature is used for bioassay of (a) IAA (b) ethylene (c) ABA (d) GA3.

Description : The Avena curvature is used for bioassay of (a) IAA (b) ethylene (c) ABA (d) GA3.

Last Answer : (a) IAA

The pineapple which under natural condition is difficult to blossom has been made to produce fruits throughout the year by application of (a) NAA, 2, 4-D (b) Phenyl acetic acid (c) Cytokinin (d) IAA, IBA.

Description : The pineapple which under natural condition is difficult to blossom has been made to produce fruits throughout the year by application of (a) NAA, 2, 4-D (b) Phenyl acetic acid (c) Cytokinin (d) IAA, IBA.

Last Answer : a) NAA, 2, 4-D

You are given a tissue with its potential for differentiation in an artificial culture. Which of the following pairs of hormones would you add to the medium to secure shoots as well as roots? (a) IAA and gibberellin (b) Auxin and cytokinin (c) Auxin and abscisic acid (d) Gibberellin and abscisic acid

Description : You are given a tissue with its potential for differentiation in an artificial culture. Which of the following pairs of hormones would you add to the medium to secure shoots as well as roots? ... gibberellin (b) Auxin and cytokinin (c) Auxin and abscisic acid (d) Gibberellin and abscisic acid

Last Answer : (b) Auxin and cytokinin

The hormone reducing transpiration rate by inducing stomatal closure is: (a) ABA (b) Ethylene (c) Cytokipin (d) Auxin

Description : The hormone reducing transpiration rate by inducing stomatal closure is: (a) ABA (b) Ethylene (c) Cytokipin (d) Auxin

Last Answer : Ans. ((a))

Hormone pair required for a callus to differentiate is a. auxin and cytokinin b. auxin and ethylene c. auxin and abscisic acid d. cytokinin and gibberellins

Description : Hormone pair required for a callus to differentiate is a. auxin and cytokinin b. auxin and ethylene c. auxin and abscisic acid d. cytokinin and gibberellins

Last Answer : a. auxin and cytokinin

Ozone hole is caused by a) Acetylene b) Ethylene c) Chlorofluorocarbons d) Methane.

Description : Ozone hole is caused by a) Acetylene b) Ethylene c) Chlorofluorocarbons d) Methane.

Last Answer : c) Chlorofluorocarbons

The following is not a plant growth regulator a) Acetic acid b) Auxins c) Gibberellins d) Ethylene

Description : The following is not a plant growth regulator a) Acetic acid b) Auxins c) Gibberellins d) Ethylene

Last Answer : a) Acetic acid

The gas used for artificial fruit ripening of green fruit is – (1) Ethylent (2) Acetylene (3) Ethane (4) Methane

Description : The gas used for artificial fruit ripening of green fruit is – (1) Ethylent (2) Acetylene (3) Ethane (4) Methane

Last Answer : (1) Ethylent Explanation: Ethylene can promote ripening in tomatoes, bananas, citrus, pineapples, dates, persimmons, pears, apples, melons, mangos, avocados, papayas and jujubes - a ... with the specific biological phenomenon of accelerating the normal process of fruit maturation and senescence.

The gas used for artificial ripening of green fruit is?

Description : The gas used for artificial ripening of green fruit is?

Last Answer : ethylene

Why do fruits fall prematurely ?

Description : Why do fruits fall prematurely ?

Last Answer : Hormone is the chemical substance that is produced in the cell and carried from the place of origin to control the functions of the cell at a distant place. Hormone deficiency causes various problems in ... of fruits. If the plant lacks a hormone called auxin, the fruit will fall off prematurely.

Which of the following should be used to prevent premature falling of fruits from mango tree ?

Description : Which of the following should be used to prevent premature falling of fruits from mango tree ?

Last Answer : Auxin should be used to prevent premature dropping of fruits from mango trees.

Which hormone is found in fruits, flowers, seeds, leaves and roots ?

Description : Which hormone is found in fruits, flowers, seeds, leaves and roots ?

Last Answer : Ethylene hormone is found in fruits, flowers, seeds, leaves and roots.

What are the main types of fruits ?

Description : What are the main types of fruits ?

Last Answer : : There are mainly three types of fruits. Simple fruits , bunch fruits and compound fruits.

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 are fruits?

Description : what are fruits?

Last Answer : Fruits are, by definition, the mature, seed-containing ovaries of flowers. We sometimes use the terms fruit and vegetable , which are frequently confused. The term fruit is a botanical term ( ... , such as grapefruits, apples, or pumpkins, but they can be dry and hardened structures as well.

Write short notes on multiple fruits.

Description : Write short notes on multiple fruits.  

Last Answer : Ans: Multiple fruits are developed from inflorescence. These are of two types known as Sorosis and Syconus. 1. Sorosis: It is developed from Spadix, Spike and Catkin inflorescences. In Morus and ... . Each female flower develops into an achene. The fleshy part is peduncle.Ex: Ficus species.

Write short notes on aggregate fruits.

Description : Write short notes on aggregate fruits.  

Last Answer : Ans: Fruits developed from bi or multicarpellary apocarpous ovaries are called as aggregate fruits. Ovary of each carpel develops into a small fruit called as fruitlet. All the fruitlets are attached to ... and Nelumbo, etaerio of follicles as in Magnolia and etaerio of drupes as in Rubus. 

Explain false fruits with examples

Description : Explain false fruits with examples

Last Answer : Ans: Fruits developed from non-ovarian part of the flower are called as false fruits. They are always associated with true fruits. Ex: Anacardium occidentale, Pyrus malus In Anacardium, the ... Pyrus malus, the thalamus becomes fleshy. It is edible and completely surrounds the false fruit. 

Horticulture is the study that includes a) Fruits, vegetables and flowers b) All food crops c)Vegetable gardens and lawns near hotels only d)Some bush crops and apples

Description : Horticulture is the study that includes a) Fruits, vegetables and flowers b) All food crops c)Vegetable gardens and lawns near hotels only d)Some bush crops and apples 

Last Answer : a) Fruits, vegetables and flowers

Consider the following pairs Plant hormone Function/Effect 1. Indole-3 acetic acid — Rooting in cuttings 2. Gibberellic acid — Stomatal closure 3. Ethylene — Fruit ripening 4. Zeatin — Cell division Which of the above pairs are correctly matched? Select the correct answer from the following: (a) 1 and 3 (b) 1, 2, and 4 (c) 2 and 4 (d) 1, 2, 3, and 4

Description : Consider the following pairs Plant hormone Function/Effect 1. Indole-3 acetic acid - Rooting in cuttings 2. Gibberellic acid - Stomatal closure 3. Ethylene - Fruit ripening 4. Zeatin - Cell division Which of the above pairs are correctly matched ... 3 (b) 1, 2, and 4 (c) 2 and 4 (d) 1, 2, 3, and 4

Last Answer : Ans:(b)

Which plant growth regulator is used for ripening? a) GA b) IBA c) Ethylene d) Cytokinin

Description : Which plant growth regulator is used for ripening? a) GA b) IBA c) Ethylene d) Cytokinin

Last Answer : c) Ethylene

Which chemical is used in ripening fruits ?

Description : Which chemical is used in ripening fruits ?

Last Answer : : Ethylene Acetylene Bethylene Ethophene Calcium Carbide.

Fruits experiencing simple gradual decline in the rate of respiration at the time of ripening.

Description : Fruits experiencing simple gradual decline in the rate of respiration at the time of ripening.

Last Answer : Ans. Non-Climacteric Fruits

Fruits experiencing sudden increase in the rate of respiration at the time of ripening.

Description : Fruits experiencing sudden increase in the rate of respiration at the time of ripening.

Last Answer : Ans. Climacteric Fruits

Which of the following is controlled by Gibberellic Acid? a. Prevention of the loss of flowers b. Vegetative Growth c. Ripening of fruits d. Fruit fall

Description : Which of the following is controlled by Gibberellic Acid? a. Prevention of the loss of flowers b. Vegetative Growth c. Ripening of fruits d. Fruit fall

Last Answer : d. Fruit fall

Which of the following is controlled by Gibberellic Acid? a. Prevention of the loss of flowers b. Vegetative Growth c. Ripening of fruits d. Fruit fall

Description : Which of the following is controlled by Gibberellic Acid? a. Prevention of the loss of flowers b. Vegetative Growth c. Ripening of fruits d. Fruit fall

Last Answer : d. Fruit fall

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.

The chemicals which induce artificial polyembryony are

Description : The chemicals which induce artificial polyembryony are

Last Answer : The chemicals which induce artificial polyembryony are – 2,4 D; 2,4,5, T, and NAA

Define artificial system of classification and give two examples.

Description : Define artificial system of classification and give two examples. 

Last Answer : Ans: Classification which is based on one or few easily comparable characters is called as Artificial system of classifications. Ex: Theophrastus classification of plants into Herbs, Shrubs ... in Historia Plantarum. Linnaeus classification of plants based on androecium and Gynoecium characters.