Which is the key factor to run the economy of Bangladesh?
- aIndustry
- bAgriculture
- cService
- dTourism
224 questions · 24 sections
Which is the key factor to run the economy of Bangladesh?
Farmers of Bangladesh produce which of the following in their farms?
According to size, agricultural farms are categorized as —
Commercial agricultural farm is further categorized into —
Which is required for a commercial farm?
Which is required for a household farm?
Who generally maintains the family agricultural farm?
Which is NOT an importance of household based agricultural farm?
Fertility of agricultural land can be increased by —
Crop residues and by-products can be utilized properly by —
Biogas can be produced by using —
Biogas is used as —
Consider the following importance of household agricultural farm:
Generally the objective of household vegetable farming is to —
Where can a household vegetable farm be established?
Higher market price of vegetables can be achieved by —
Safe and tasty vegetables can be grown by —
Poultry means —
Which poultry is NOT popular in Bangladesh as it is not native?
Which poultry are commonly reared by farmers of Bangladesh?
How many native chicken and duck do farmers generally rear in their farms?
In traditional household poultry farm, chicken and duck live on —
How many eggs per year are expected from improved types of chicken and duck?
Why are farmers rearing improved types of chicken and duck?
Broiler is reared for —
In household poultry farm, improved types of broiler, layer or duck have been reared up to —
Who can easily establish a chicken-duck farm?
Required knowledge for maintaining a family poultry farm includes —
Health management means —
"Prevention is better than cure" — this saying applies more in case of —
Why is prevention better than cure in poultry farm?
Where should a poultry farm be set up?
To control disease around the farmstead area, one should —
Direction of chicken house should be —
Litter and floor of chicken house should be kept —
Vaccination program for broiler, layer and chicken should be —
If disease outbreaks in epidemic form in poultry farm, all birds should be —
For curing of poultry disease, advice should be taken from —
Consider the following practices for poultry health management:
Which of the following is a domestic livestock in our country?
Household farms with which animals are found everywhere in Bangladesh?
Which animals are NOT available everywhere in Bangladesh?
Who can easily rear goats?
Why is household goat farming profitable in Bangladesh?
Which goat breed reaches puberty early and gives birth to 2-3 kids at a time?
At what age can male goats (buck) be marketed?
How much milk does our native cow give daily?
From a household dairy farm with native cows —
Holstein, Friesian and Jersey crossbred cow can give up to how many liters of milk daily?
Which type of cow should be reared in household farms in Bangladesh?
In a household dairy farm, the number of cows may be —
When does a farm turn into a commercial farm?
Which is emphasized rather than treatment in livestock farm?
Why is disease prevention emphasized over treatment in livestock?
Direction of cattle house should be —
Which is NOT a livestock health management practice?
The dead animal should be —
Consider the following livestock health management practices:
Ponds in rural areas are generally used as —
In old method of fish cultivation in ponds, fish are fed —
Why is production in traditional pond fish culture very less?
A mini pond for family fish farm can be made —
A family fish farm can easily be maintained by —
Which of the following is a LOCAL fish suitable for cultivation?
Which fishes are mentioned as suitable local species for cultivation?
During which season do local carps release eggs in shallow areas of tidal rivers?
Fry of local carps can be produced in hatchery by —
Which is NOT used as supplementary feed in fish cultivation?
If sufficient feed is provided, Katla becomes how much weight within a year?
Rui and Mrigel may attain what weight within a year?
At what age are fishes able to release eggs?
Which is an EXOTIC fish?
Which of the following is an exotic fish?
Which exotic fish can be cultivated as mixed culture with native carp?
Consider the following exotic fish:
Which is a management practice BEFORE fry stocking (pond preparation)?
Which is a management practice DURING fry stocking?
Which is a management practice AFTER fry stocking?
"Removing predators and unnecessary fishes" is part of —
"Fishing and selling" belongs to which management stage?
Which equipment is used BEFORE stocking (pond preparation)?
Which is an example of fish killing poison used in pond preparation?
Which is used DURING fry stocking?
Which is used to measure water transparency in pond management?
Which nets are used after stocking?
Fish should be pulled through netting to observe health condition —
Which is NOT a general symptom of fish disease?
Which is a common disease of cultured fish?
Which is a common disease of cultured fish?
If diseases break out in fish pond, advice should be taken from —
Initially how much lime is applied per decimal in diseased pond?
Lack of oxygen in pond causes —
The mouth of dead fish from oxygen lack remains in which condition?
Lack of oxygen in pond water is NOT caused by —
To increase oxygen supply in pond water, one can —
Green layer on water is caused by —
Green algae layer causes —
Algae layer can be removed by —
Green algae can be biologically controlled by releasing —
Red layer on water is caused by —
Red layer causes —
To remove red layer, copper sulphate is used at —
Small packets of copper sulphate are placed at what depth in the pond?
Turbid water can be caused by —
Turbid water also occurs due to —
Turbid water harms the fish because —
Lime dose for turbid water remedy is —
Copper sulphate dose for turbid water is —
Gas storing in mud at the bottom of pond is caused by —
Remedy for gas storing at pond bottom is —
The main objective of establishing household fish farm is to —
One should drink how many liters of milk per year?
People of Bangladesh take in average how many liters of milk per year?
Deficit in milk supply is partly met up by —
People have been interested in dairy farming for the last —
For scientific cow rearing, more emphasis should be given on —
Cow rearing increases —
Generally commercial dairy farms can be set up with —
Which is NOT a factor to consider while selecting location of a dairy farm?
Which factor must be considered while selecting location of a dairy farm?
If capital is taken as bank loan for setting up a farm, what should be considered?
Which is NOT a required material for household dairy farm?
Which equipment is used for grass cutting in a dairy farm?
Transportation in a dairy farm includes —
First aid kit in dairy farm is for —
Milking may be defined as —
Milking should be performed —
Why should milking be done at fixed time?
How many times in a day can milking be performed?
Before milking, cow's udder and teat should be washed with —
After washing, the udder and teats should be dried with —
The milker should —
Milker's nail should be —
For milking, which type of bucket should be used?
After milking, the milk bucket should be washed first with —
After cleaning, milk bucket should be placed —
Cow can be stimulated for milking by —
During milking, in front of cow we should place —
Consider the following statements about milking:
Method of milking is —
Old method of milking is —
Modern method of milking is —
During hand milking, the milking man stands at which side of the cow?
In hand milking, which teats are milked first?
The cross (x) method of hand milking means —
Milking machine is mainly used in —
In machine milking, machine is started by setting up —
Milk preservation may be defined as —
After milking, milk has to be —
Why is milk preservation not easy?
In normal temperature, what causes sour taste in milk?
Which micro-organism mainly produces acid in milk?
In normal temperature, micro-organisms cause —
Milk preservation by boiling is —
If milk is boiled once, it stays fresh for —
For continuous fresh milk, it should be boiled for how long every 4 hours?
What is destroyed by high temperature during boiling?
In modern method, milk can be preserved in refrigerator at —
In deep freezer, although micro-organisms do not multiply, they —
Who first realized that milk deterioration was caused by micro-organisms?
Louis Pasteur was a —
In which years did Louis Pasteur work on this?
Pasteurization was first applied by —
Dr. Soxhlet was a —
Pasteurization is the process of heating milk to destroy —
The aim of milk pasteurization is to destroy —
In low temperature long holding pasteurization, milk is heated at —
In high temperature short holding pasteurization, milk is heated at —
After pasteurization, milk should be cooled down immediately to —
Which is an advantage of pasteurization?
Pasteurization increases storage life of milk because it —
Pasteurization does NOT alter —
Which is a disadvantage of pasteurization?
Fat globules in milk may be emulsified by —
Pasteurization with high pressure uses —
Which is NOT a type of pasteurization?
Consider the following advantages of pasteurization:
Household farm is —
Why is record keeping necessary in household farm?
In the sample, total land of Alif Miah's farm is —
In the sample, pond area in Alif Miah's farm is —
Requirement of meat and milk can be met up by rearing —
There are how many types of expenditure for broiler rearing?
Capital expenditure includes —
In the sample, total fixed cost for 100 broiler rearing is —
In the sample, cost for making chicken house is —
In the sample, cost for brooder machine (hover, chick guard, bulb) is —
Recurring expenditure is the total cost from —
Out of 100 broiler birds, how many usually die up to complete rearing?
Broiler is reared up to —
In the sample, chick price per chick is —
In the sample, feed purchasing cost for 100 broiler is —
In the sample, total recurring expenditure for 100 broiler rearing is —
Depreciation on chicken house is calculated at —
Depreciation on equipments or utensils is —
Depreciation rate on total fixed and recurring expenditure is —
Total depreciation cost in the sample is —
If 10 batches are reared in a year, depreciation per batch is —
Total expenditure per batch (in sample) is —
Sources of income from broiler farm include —
Litter can be used as —
In the sample, broilers are sold at —
Average body weight of broiler in the sample is —
In the sample, total income from broiler farm is —
In the sample, net profit from broiler farm is —
Income from selling 6 feed bags at Tk. 10 per piece is —
Net profit is calculated by —
Which fish is cultivated in family mini-ponds?
Consider the purposes of milk pasteurization:
In the 1960s, Milon Mia cultivated fish in a 1.5 meter deep pond. At the end of the rainy season he noticed the fish rubbing their bodies against the bamboo planted along the ghat. What disease did the fish suffer?
How many kg of Dipterex is required at least for Milan Mia's pond?
What is a dairy farm?
The future of a dairy farm depends on —
Why do fish gasp in ponds?
What is one way to remedy fish gasping due to lack of oxygen?
What is a benefit of pulling 'horrah' in ponds?
What is milk preservation?
Why does milk taste sour when kept at normal temperature for long?
What are recurring or running costs?
Relationship between accounting and success of a farm —
What is a family farm?
Why is a commercial farm needed?
Arif and Asif achieved success in their family poultry farm because —
Rationale for Arif and Asif's initiative to decompose farm waste and use it on crop land —