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5. This is a ONE TIME attempt test. Once started, it cannot be reversed or attempted again.
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1
Sowing of seeds is the process of placing __________________ in the soil.
Pot
Plant
Seeds
None of these.
2
The process of transferring the seedlings from nurseries to fields is known as _______________________.
Transplantation
Planting
Sowing
3
Which of the following plants are transplanted ?
Paddy
Tomato
Chilli
All of these.
4
The process of transferring the seedlings from nurseries to fields is known as ________________________ .
Crop cutting
Harvesting
None of these .
5
_________________________ are readily absorbed by plants because they are soluble in water.
Manure
Fertilizer
Both (a) and (b) are correct.
6
Green plants are called ____________________ because they synthesize their own food.
Autotrophs
Heterotrophs
Parasites
Saprophytes
7
A seed drill is used for ______________ with the help of a tractor.
Sowing seeds
Giving water
Unroot plant
8
What are the advantages of Seed drill ?
It saves time.
It saves labour.
It sows the seeds uniformly.
9
What are the advantages of transplantation ?
It helps in selecting healthy seedlings.
It helps in planting only healthy seedlings.
Spacing can be controlled.
10
Which of the following are correct :
(a) All green plants synthesize their own food from carbon dioxide and water in the presence of sunlight.
(b) Green plants are called autotrophs because they synthesize their own food.
Only (a) is correct.
Only (b) is correct.
11
(a) Seed drills saves time and labour.
(b) Only Automatic seed drill is used.
12
(a) Fertilizers are prepared in factories.
(b) Fertilizer is prepared in fields or rural homes.
None of these
13
(a) Transplantation helps in selecting and planting only healthy seedlings.
(b) Wheat can be transplanted.
14
(a) National Seeds Corporation (NSC) is involved in the production of good-quality agricultural seeds.
(b) NSC has helped in setting up seed-testing Laboratories in different parts of country.
(c) In World, Central Seeds Committee tests gives a certificate for good quality and purity of seeds.
Only (a) and (b) are correct.
Only (b) and (c) are correct.
Only (a) and (c) are correct.
15
(a) Fertilizers are man- made inorganic salts or organic compounds.
(b) Fertilizers are easy to store, transport and use because they are compact and concentrated.
(c) Fertilizers are readily absorbed by plants because they are soluble in water.