Cryopreservation is a technique used for a) Crystallization of food b) Food packing c) Seed saving d) Preservation of excess production of vegetables

Cryopreservation is a technique used for a) Crystallization of food b) Food packing c) Seed saving d) Preservation of excess production of vegetables
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1 Answer

Answer :

c) Seed saving
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In which of the following, both pairs have correct combination? (a) In-situ conservation : Seed Bank Ex-situ conservation : National Park (b) In-situ conservation : Tissue culture Ex-situ conservation : Sacred groves (c) In-situ conservation : National Park Ex-situ conservation : Botanical Garden (d) In-situ conservation : Cryopreservation Ex-situ conservation : Wildlife Sanctuary

Description : In which of the following, both pairs have correct combination? (a) In-situ conservation : Seed Bank Ex-situ conservation : National Park (b) In-situ conservation : Tissue ... conservation : Botanical Garden (d) In-situ conservation : Cryopreservation Ex-situ conservation : Wildlife Sanctuary

Last Answer : (c) In-situ conservation : National Park Ex-situ conservation : Botanical Garden

Cooking oil can be converted into vegetables ghee by the process of – (1) Oxidation (2) Hydrogenation (3) Distillation (4) Crystallization

Description : Cooking oil can be converted into vegetables ghee by the process of – (1) Oxidation (2) Hydrogenation (3) Distillation (4) Crystallization

Last Answer : (2) Hydrogenation Explanation: Hydrogenation is a chemical reaction - widely used in the processing of cooking oils and fats - that turns unsaturated fatty acids into saturated ones.

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

Green house effect is related to a) Increased growth of green algae b) Global warming c) Cultivation of vegetables in house

Description : Green house effect is related to a) Increased growth of green algae b) Global warming c) Cultivation of vegetables in house

Last Answer : b) Global warming

Composted manure is produced froma) Farmyard manure and green manure b) Farm refuse and household refuse c) Organic remains of biogas plants d) Rotten vegetables and animal refuse

Description : Composted manure is produced froma) Farmyard manure and green manure b) Farm refuse and household refuse c) Organic remains of biogas plants d) Rotten vegetables and animal refuse

Last Answer : d) Rotten vegetables and animal refuse

The science of growing of fruits, vegetables, ornament plants and preservation of foods

Description : The science of growing of fruits, vegetables, ornament plants and preservation of foods

Last Answer : Ans. Horticulture

The permanent preservative, which is used for preservation of fruit and vegetables, is— (A) Sodium chloride (B) Potassium metabisulphate (C) Potassium sulphate (D) Sugar

Description : The permanent preservative, which is used for preservation of fruit and vegetables, is— (A) Sodium chloride (B) Potassium metabisulphate (C) Potassium sulphate (D) Sugar

Last Answer : (B) Potassium metabisulphate

Tissue culture is a good technique to a) Cross two varieties b) Rapidly increase the size of a trees by strengthening the stem c) Eliminate virus d) Improve yield of crops

Description : Tissue culture is a good technique to a) Cross two varieties b) Rapidly increase the size of a trees by strengthening the stem c) Eliminate virus d) Improve yield of crops 

Last Answer : c) Eliminate virus 

In hybridization this is not part of the technique used a) Transfer pollen b) Collect pollen c) Emasculate d) Use of two plants to bridge the stems together

Description : In hybridization this is not part of the technique used a) Transfer pollen b) Collect pollen c) Emasculate d) Use of two plants to bridge the stems together 

Last Answer : d) Use of two plants to bridge the stems together

What is the seed after fertilization ?

Description : What is the seed after fertilization ?

Last Answer : After fertilization, the egg becomes a seed.

What is a seed bag ?

Description : What is a seed bag ?

Last Answer : Plant body cells change to form a germ-carrying organ, called a granule sac.

Consider the following statements: (1) The seed of pea is exalbuminous (2) The fruit of peach is drupe (3) The seed of tomato is albuminous (4) The fruit of coconut is berry

Description : Consider the following statements: (1) The seed of pea is exalbuminous (2) The fruit of peach is drupe (3) The seed of tomato is albuminous (4) The fruit of coconut is berry

Last Answer : Ans. ((b))

Consider the following statements associated with the germination of an angiospermous seed: (1) As the seed gets hydrated and germinates, enzymatic activity is increased (2) The respiration rate of the germinating seed increases along with the increased enzymatic activity (3) The increase in the respiratory rate continues till senescence (4) Rate of enzymatic activity decreases

Description : Consider the following statements associated with the germination of an angiospermous seed: (1) As the seed gets hydrated and germinates, enzymatic activity is increased (2) The respiration ... The increase in the respiratory rate continues till senescence (4) Rate of enzymatic activity decreases

Last Answer : Ans. ((b))

In germinating castor seed the RQ is (a) One (b) More than one (c) Less than one (d) Infinite

Description : In germinating castor seed the RQ is (a) One (b) More than one (c) Less than one (d) Infinite

Last Answer : Ans. ((c))

Rod-shaped elongated thick-walled lignified dead cells found in seed coat of pulses (Legumes) are (a) Macrosciereids (b) Astrosclereids (c) Brachysclereids (d) Osteosclereids

Description : Rod-shaped elongated thick-walled lignified dead cells found in seed coat of pulses (Legumes) are (a) Macrosciereids (b) Astrosclereids (c) Brachysclereids (d) Osteosclereids

Last Answer : Ans. ((a))

The high yielding hybrid crop varieties to exploit hybrid vigour, the farmers need to Purchase fresh hybrid seed every year because: (a) Hybrid vigour is not long standing due to inbreeding depression (b) They are not allowed to grow their own seed (c) It is always associated with 4ncreased heterozygosity (d) Government has accepted Dunkel’s proposals

Description : The high yielding hybrid crop varieties to exploit hybrid vigour, the farmers need to Purchase fresh hybrid seed every year because: (a) Hybrid vigour is not long standing due to inbreeding ... (c) It is always associated with 4ncreased heterozygosity (d) Government has accepted Dunkel's proposals

Last Answer : Ans. ((a))

In spite of several angiospermic features Gnetum is a gymnosperm because…. a) polyembryony is a common features b) prothallial cell is present in the male gametophyte c) seed is naked d) stem exhibit anomalous secondary growth

Description : In spite of several angiospermic features Gnetum is a gymnosperm because…. a) polyembryony is a common features b) prothallial cell is present in the male gametophyte c) seed is naked d) stem exhibit anomalous secondary growth

Last Answer : c) seed is naked

Describe the various outgrowths of seed.

Description : Describe the various outgrowths of seed.

Last Answer : Ans: The outgrowths of seed are Caruncle and Aril. Caruncle: It is developed from integumentary cells of micropylar region. It is spongy and helps in absorbing water during seed germination. It is seen in ... commonly called as mace and is used as spice. In Pithecalobium, it is edible and spongy. 

Seed treatment is done to control— a) Soil-borne disease b) Air-borne disease c) Seed-borne disease d) None of these

Description : Seed treatment is done to control— a) Soil-borne disease b) Air-borne disease c) Seed-borne disease d) None of these

Last Answer : c) Seed-borne disease

The instrument, which is used for sowing of seed with fertilizer together at a time, is a)Seed drill b) Dibbler c) Seed sowing behind plough d) Ferti-cum Seed drill

Description : The instrument, which is used for sowing of seed with fertilizer together at a time, is a)Seed drill b) Dibbler c) Seed sowing behind plough d) Ferti-cum Seed drill

Last Answer : d) Ferti-cum Seed drill 

Seed treatment with Vitavex is the main controlling method of a) Loose smut b) Rust c) Downy mildew d) All of these

Description : Seed treatment with Vitavex is the main controlling method of a) Loose smut b) Rust c) Downy mildew d) All of these 

Last Answer : d) All of these 

In Pakistan, vegetables for seed production are harvested by: a. Manual method b. Machines c. Combine harvestors d. All of above

Description : In Pakistan, vegetables for seed production are harvested by: a. Manual method b. Machines c. Combine harvestors d. All of above

Last Answer : Manual method

Seed production in biennial vegetables is mostly done by: a. Seed to seed method b. In situ method c. Replanting method d. All of above

Description : Seed production in biennial vegetables is mostly done by: a. Seed to seed method b. In situ method c. Replanting method d. All of above

Last Answer : All of above

What is cryopreservation? -Biology

Description : What is cryopreservation? -Biology

Last Answer : answer:

What is cryopreservation? -Biology

Description : What is cryopreservation? -Biology

Last Answer : answer:

What is common to the techniques (i) in vitro fertilisation, (ii) Cryopreservation and (iii) tissue culture?

Description : What is common to the techniques (i) in vitro fertilisation, (ii) Cryopreservation and (iii) tissue culture?

Last Answer : What is common to the techniques (i) in vitro fertilisation, (ii) Cryopreservation and (iii ... All are methods of conservation of extinct organisms.

Cryopreservation of gametes of threatened species in viable and fertile condition can be referred to as (a) in situ conservation by sacred groves (b) in situ cryo-conservation of biodiversity (c) in situ conservation of biodiversity (d) advanced ex situ conservation of biodiversity.

Description : Cryopreservation of gametes of threatened species in viable and fertile condition can be referred to as (a) in situ conservation by sacred groves (b) in situ cryo-conservation of biodiversity (c) in situ conservation of biodiversity (d) advanced ex situ conservation of biodiversity.

Last Answer : (d) advanced ex situ conservation of biodiversity.

What is Seed Preservation ?

Last Answer : Seed protection is the protection of seeds from various weeds , germs and dirt.

A plant breeder: waists to develop a disease resistant variety. What should he do first? a) Hybridisation b) Mutation c) Selection d) Production of crop

Description : A plant breeder: waists to develop a disease resistant variety. What should he do first? a) Hybridisation b) Mutation c) Selection d) Production of crop 

Last Answer :  c) Selection

Excess nitrate present in drinking water, vegetables and fruits shall result in

Description : Excess nitrate present in drinking water, vegetables and fruits shall result in

Last Answer : Excess nitrate present in drinking water, vegetables and fruits shall result in A. methaemoglobinaemia B. ... tech C. minamata disease D. Itai-itai.

Excess nitrate present in drinking water, vegetables and fruits shall result in

Description : Excess nitrate present in drinking water, vegetables and fruits shall result in

Last Answer : Excess nitrate present in drinking water, vegetables and fruits shall result in A. methaemoglobinaemia B. ... tech C. minamata disease D. Itai-itai.

Pick out the wrong statement. (A) Loamy soil is the best soil for vigorous plant growth, while the clayey soil is solid and hence the plant roots penetrate with difficulty (B) Large excess use of nitrogenous fertiliser in land causes the problem of diarrhoea and cyanosis (C) Application of large excess of Potassic fertiliser in soil increases the valuable carotene in fruits and vegetables (D) Cereal crops grown on alkaline soil absorb higher amount of fluorides thereby spreading fluorosis

Description : Pick out the wrong statement. (A) Loamy soil is the best soil for vigorous plant growth, while the clayey soil is solid and hence the plant roots penetrate with difficulty (B) Large ... vegetables (D) Cereal crops grown on alkaline soil absorb higher amount of fluorides thereby spreading fluorosis

Last Answer : (C) Application of large excess of Potassic fertiliser in soil increases the valuable carotene in fruits and vegetables

Which is correct order of cold chain A. Farming, production, packing sales, warehousing, shopping mall, consumer. B. Farming, packing sales, consumer, shopping mall, production, warehouses. C. Farming, warehousing, shopping mall, consumer, production, packing sales. D. All of the above.

Description : Which is correct order of cold chain A. Farming, production, packing sales, warehousing, shopping mall, consumer. B. Farming, packing sales, consumer, shopping mall, production, warehouses. C. Farming, warehousing, shopping mall, consumer, production, packing sales. D. All of the above.

Last Answer : Farming, production, packing sales, warehousing, shopping mall, consumer. 

Mark the correct option a) In case death of the one depositor of joint account holder , in the MIS account the account will be treated as single from the date of death of the account holder b) The surviving depositor will have withdraw the excess amount over and above the maximum limit of investment by single depositor. c) If this amount is not withdrawn, the excess amount will carry the normal saving bank interest d) All the above

Description : Mark the correct option a) In case death of the one depositor of joint account holder , in the MIS account the account will be treated as single from the date of death of the account holder b ... amount is not withdrawn, the excess amount will carry the normal saving bank interest d) All the above

Last Answer : d) All the above

The step towards development of an appropriate agricultural technique in india is working towards the motto of saving......... a) labour b) cost c) surplus labour d) all of the above

Description : The step towards development of an appropriate agricultural technique in india is working towards the motto of saving......... a) labour b) cost c) surplus labour d) all of the above

Last Answer : all of the above

Which of the following salts does not contain water of crystallization ? -SST 10th

Description : Which of the following salts does not contain water of crystallization ? -SST 10th

Last Answer : B - Baking soda does not contain water of crystallization. The chemical formula of baking soda is NaHCO3. Its formula does not show any association with water molecules. Other three contain water of crystallization blue vitriol (CuSO4 .5H20), washing soda (Na2CO3 .1OH2O) and gypsum (CaSO4 2H20).

crystallization from cooling magma describes one way that -General Knowledge

Description : crystallization from cooling magma describes one way that -General Knowledge

Last Answer : Crystallization from cooling magma describes one way that minerals form.

What is crystallization ?

Description : What is crystallization ?

Last Answer : : Kelasan or crystallization is the process of slowly cooling the heated saturated solution of a thermally soluble soluble soluble in a certain solvent to separate the dissolved substance from the solution in a balanced and specific crystal form.

What technologies can solve the problem of membrane protein crystallization?

Description : What technologies can solve the problem of membrane protein crystallization?

Last Answer : One great strategy to tackle difficulties in membrane protein crystallization is our bicelle-protein crystallization technique. Bicelles are small bilayer disks formed in lipid/amphiphile mixtures, into ... is possible to access a variety of lipid bilayer structures simply by varying temperature.

Which of the following is required for crystallization and storage of the hormone insulin? (A) Mn++ (B) Mg++ (C) Ca++ (D) Zn++

Description : Which of the following is required for crystallization and storage of the hormone insulin? (A) Mn++ (B) Mg++ (C) Ca++ (D) Zn++

Last Answer : D

What is crystallization of a virus? What is the importance of this process?

Description : What is crystallization of a virus? What is the importance of this process?

Last Answer : Crystallization is the process of transformation of viral components into organized solid particles. Crystallization of biological macromolecules, including viral components, is used to study structural characteristics, for example, through X-rays, laser beams, etc. Life Kingdoms - Q&A Review

(2) stabilise the colloid and prevent crystallisation Explanation: Gelatine, being a colloid, has the property of preventing crystallization. In ice lollies and icecream this is demonstrated by the formation of a very fine crystal structure on freezing. This goes much further in that gelatine stabilized icecream does not become grainy or sandy due to the slow crystallisation of lactose with time.

Description : (2) stabilise the colloid and prevent crystallisation Explanation: Gelatine, being a colloid, has the property of preventing crystallization. In ice lollies and icecream this is demonstrated by the formation ... does not become grainy or sandy due to the slow crystallisation of lactose with time.

Last Answer : Glycol is added to aviation gasoline because it - (1) reduces evaporation of petrol (2) increases efficiency of petrol (3) prevents freezing of petrol (4) reduces consumption of petrol

Which of the following methods will separate water from muddy water? (1) Separating funnel (2) Distillation (3) Crystallization (4) Filtration

Description : Which of the following methods will separate water from muddy water? (1) Separating funnel (2) Distillation (3) Crystallization (4) Filtration

Last Answer : (4) Filtration Explanation: There are two ways to get water from a muddy mess: evaporation and filtration. Filtration is a process where the water is pumped through a porous material.

What is meant by zone refining or fractional crystallization?

Description : What is meant by zone refining or fractional crystallization?

Last Answer : Zone refining is a technique of obtaining ultra pure metal. It is based on the principle of differences in solubility of impurities in liquid and solid states of the metal.

Give principles behind – i) Crystallization ii) Chromatography

Description : Give principles behind – i) Crystallization ii) Chromatography

Last Answer : i) impure solid is dissolved in minimum amount of solvent, insoluble impurities are filtered out .solution containing soluble impurities is heated till crystallization point. The crystals of pure substance separate ... is solid the basis is adsorption and when it is liquid the basis is partition.

Which of the following salt has water of crystallization? (A) Washing soda (B) Baking soda (C) Gypsum (D) None

Description : Which of the following salt has water of crystallization? (A) Washing soda (B) Baking soda (C) Gypsum (D) None

Last Answer : (C) Gypsum

Copper sulphate crystals when heated strongly, lose their water of crystallization to give anhydrous copper sulphate accompanied by a change in color from: (a). Blue to green (b). Blue to white (c). Blue to sky blue (d). Blue to grey

Description : Copper sulphate crystals when heated strongly, lose their water of crystallization to give anhydrous copper sulphate accompanied by a change in color from: (a). Blue to green (b). Blue to white (c). Blue to sky blue (d). Blue to grey

Last Answer : (b). Blue to white

The salt which does not possess water of crystallization is (a) Bleaching powder (b) Gypsum (c) Washing Soda (d) none of the above

Description : The salt which does not possess water of crystallization is (a) Bleaching powder (b) Gypsum (c) Washing Soda (d) none of the above

Last Answer : (a) Bleaching powder

The water of crystallization is the variable number of water molecules present in a salt – (a) True (b) False

Description : The water of crystallization is the variable number of water molecules present in a salt – (a) True (b) False

Last Answer : (b) False