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Preservation Methods MCQ Quiz in বাংলা - Objective Question with Answer for Preservation Methods - বিনামূল্যে ডাউনলোড করুন [PDF]

Last updated on Mar 20, 2025

পাওয়া Preservation Methods उत्तरे आणि तपशीलवार उपायांसह एकाधिक निवड प्रश्न (MCQ क्विझ). এই বিনামূল্যে ডাউনলোড করুন Preservation Methods MCQ কুইজ পিডিএফ এবং আপনার আসন্ন পরীক্ষার জন্য প্রস্তুত করুন যেমন ব্যাঙ্কিং, এসএসসি, রেলওয়ে, ইউপিএসসি, রাজ্য পিএসসি।

Latest Preservation Methods MCQ Objective Questions

Top Preservation Methods MCQ Objective Questions

Preservation Methods Question 1:

Consider the following fruits:

1. Mandarin        2. Peach        3. Mango        4. Banana.

The correct sequence in relation to the cold tolerance (low to high) of these fruits is;

  1. 4, 3, 1, 2
  2. 3, 4, 2, 1
  3. 3, 4, 1, 2
  4. 4, 3, 2, 1
  5. None of these.

Answer (Detailed Solution Below)

Option 1 : 4, 3, 1, 2

Preservation Methods Question 1 Detailed Solution

Banana is grown under warm humid conditions, in Gujrat, Maharashtra etc.

Mango is found in tropical region, mostly Northern and central part of India like UP, Haryana etc.

Mandarin requires cooler temperature and it is grown in parts of Punjab, Haryana etc.

Peach is grown in hilly areas like HP, Uttarakhand and Jammu etc.

Preservation Methods Question 2:

Fruits stored in a cold chamber exhibit longer storage life because

  1. Exposure to sunlight is prevented
  2. The concentration of carbon dioxide in the environment is increased
  3. The rate of respiration is decreased
  4. There is an increase in humidity
  5. None of these

Answer (Detailed Solution Below)

Option 3 : The rate of respiration is decreased

Preservation Methods Question 2 Detailed Solution

Main reason for fruit deterioration is the respiration of fruits even after being harvested. In cold storage, the temperature is lower so the bacteria become inactive and the rate of respiration decreases.

Preservation Methods Question 3:

In how many days is the sunnhemp fiber rotten in normal conditions?

  1. 10 – 12 days
  2. 7 – 15 days
  3. 9 – 18 days
  4. 3 – 5 days
  5. None of these

Answer (Detailed Solution Below)

Option 1 : 10 – 12 days

Preservation Methods Question 3 Detailed Solution

In 10 – 12 days is the sunnhemp fiber rotten in normal conditions. 

Preservation Methods Question 4:

Which is not true in case of lentil?

  1. Quantity of protein in lentil seed-18%
  2. I.P.L.-High yield
  3. Seed rate-35-40 kg
  4. Chromosome-14
  5. None of these

Answer (Detailed Solution Below)

Option 2 : I.P.L.-High yield

Preservation Methods Question 4 Detailed Solution

I.P.L – high speed is not true in case of lentil. The lentil (Lens culinaris) is an edible pulse. It is a bushy annual plant of the legume family, known for its lens-shaped seeds. It is about 40 cm (16 in) tall, and the seeds grow in pods, usually with two seeds in each.

Preservation Methods Question 5:

Which of the following fruit is a suitable for preserve?

  1. Amla
  2. Apple
  3. Bael
  4. All of these
  5. None of these

Answer (Detailed Solution Below)

Option 1 : Amla

Preservation Methods Question 5 Detailed Solution

Amla fruit is suitable for preservation. Rest all of them are not suitable for preservation without the help of artificial ingredients.

Preservation Methods Question 6:

The ideal temperature for most of the cultivable crops is_____________.

  1. 40°C - 50°C
  2. 15°C - 40°C
  3. 30°C - 40°C
  4. 40°C - 55°C
  5. None of these

Answer (Detailed Solution Below)

Option 2 : 15°C - 40°C

Preservation Methods Question 6 Detailed Solution

Plants grow well only within a limited temperature range. Temperatures that are too high or too low will result in abnormal development and reduced production. Warm-season vegetables and most flowers grow best between 15° and 40°C. Cool-season vegetables such as lettuce and spinach should be grown between 10° and 35° C.

Preservation Methods Question 7:

Which Plant Growth Regulatory (PGR) is used for ripening?

  1. IBA
  2. Ethylene
  3. GA
  4. Cytokinin
  5. None of these

Answer (Detailed Solution Below)

Option 2 : Ethylene

Preservation Methods Question 7 Detailed Solution

Ethylene: Acrylic acid copolymers are offered by Dow chemical’s under the brand name PRTMACOR and methacrylic acid copolymers by Du Pont under the brand name NUCREL.

Preservation Methods Question 8:

Which of the following fruit is used for making good jelly?

  1. Guava
  2. Apple
  3. Mango
  4. Chiku
  5. None of these

Answer (Detailed Solution Below)

Option 1 : Guava

Preservation Methods Question 8 Detailed Solution

Fruits Suitable for Jelly: Guava, Sour apple, Gooseberry, Karonda, Jamun, Wood apple, Plum, Loquat, Papaya etc, are suitable for jelly making because these are rich of pectin.

Preservation Methods Question 9:

Which preservative is mostly used for squash?

  1. Salt
  2. Citric acid
  3. KMS
  4. Vinegar
  5. None of these

Answer (Detailed Solution Below)

Option 3 : KMS

Preservation Methods Question 9 Detailed Solution

KMS: Potassium metabisulphate (K2O.2SO2 or K2S2O5) is commonly used as a stable source of sulphur dioxide. KMS is a chemical preservative use in various by products.

Preservation Methods Question 10:

What is the cause of weeping jelly?

  1. Low sugar
  2. More acid
  3. Premature gelatin
  4. All of these
  5. None of these

Answer (Detailed Solution Below)

Option 4 : All of these

Preservation Methods Question 10 Detailed Solution

The correct answer is All of these.

  • The phenomenon of spontaneous exudation of fluid from a gel is called synersis or weeping of jelly.

 

  • It is caused by following factors:
  1. Excess of acid
  2. Too low concentration of sugar or soluble solids
  3. Insufficient pectin
  4. Premature gelatin
  5. Fermented jellies

 

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