Crop production and Management - 8th Std Science
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Question 1 |
- Choose the correct answer.
broad casting | |
seed drill |
Question 2 |
We can prevent pest at home in natural way by using ______
thulsi leaves | |
Neem leaves |
Question 3 |
Pick the odd one out
hand fork | |
harrow | |
sickle | |
hoe |
Question 4 |
Government has established ________ to satisfy consumers and farmers in marketing.
Uzhavr Sandhai | |
Co-operative Stores |
Question 5 |
Choose the fermented food _____
Wine | |
fresh juice | |
milk |
Question 6 |
Match the following
- Furrow irrigation a. to irrigate grapes, banana etc.,
- Basin irrigation b. Used where soil can’t retain water
- Sprinkler irrigation c. Between two rows of crop
- Drip irrigation d. Paddy field
3 1 2 4 | |
4 3 1 2 | |
2 1 3 4 | |
1 2 4 3 |
Question 7 |
- Fill in the blanks.
industrial | |
agricultural | |
Developed |
Question 8 |
People all totally depend upon ________ for our basic needin.
Industrial | |
agriculture | |
Fishing |
Question 9 |
Food clothing and ______ are our basic needs.
Asylum | |
Pound | |
shelter |
Question 10 |
Food provides ______ and materials required for the growth and maintenance of our body.
Power | |
energy | |
Proteins |
Question 11 |
Indian population had grown by _______ between 1991-2001
21.34% | |
31.3 % | |
26.69 % |
Question 12 |
Indian population is exceed by _______. More in 2050.
21.34 % | |
20% | |
32.43% |
Question 13 |
The demand for food has also gone up. The available land for _________ has been decreasing.
Industrial | |
agriculture | |
Housing |
Question 14 |
The cultivation of crops from sowing to __________ are known as agriculture practices.
harvesting | |
Planting | |
Reaping |
Question 15 |
Production of ____________ involves several activities carried out by the farmers over a period of time.
Fruits | |
crops | |
Leaves |
Question 16 |
The science that deals with the growth of plants and animals for human use is called _______
Industrial | |
agriculture | |
Fishing |
Question 17 |
Before sowing the seeds, we have to prepare the ________
water | |
soil | |
Air |
Question 18 |
Preparation of soil is the first essential stage for _______ of crops.
cultivation | |
Vermicompost | |
sericulture |
Question 19 |
________ is the important process of loosing the soil.
Sericulture | |
Vermiculture | |
ploughing |
Question 20 |
A farmer _________ the field with plough drawn by a pair of bulls.
ploughs | |
hoes | |
plows |
Question 21 |
________ is the one of the old and traditional methods of agriculture.
automated ploughing | |
manual ploughing |
Question 22 |
The use of _______ saves labour and time.
cultivator | |
Farmer | |
Tiller |
Question 23 |
The spade, showel, hoe and pick-axe are other _________ tools.
Tilling | |
Plowing | |
ploughing |
Question 24 |
Ploughing retain __________ for a long period.
Humidity | |
moisture | |
Temperature |
Question 25 |
Ploughing eradicates the ________ plants.
undesirable | |
Desirable |
Question 26 |
The substances which are added to the soil in the form of nutrients for the healthy growth of plants are called ______
agrochemicals | |
manure or fertilizers |
Question 27 |
The process of supplying water to the crops in the field at different intervals is called _______
irrigation | |
Manure | |
Fertilizer |
Question 28 |
Excess water on the field may cause a condition called ___________
water logging | |
Solinity |
Question 29 |
Water logging may harm the ________
Flad | |
cops |
Question 30 |
_______ are undesirable plants growing naturally along with the crop.
weeds | |
Alcohol | |
Flowers |
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There are 30 questions to complete.
