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Crop production and management by DINESH GAUR

Total questions: 56

Worksheet time: 29mins

Name
Class
Date
1.

Which of the following should be used by a farmer with a large farm to harvest his crops quickly and efficiently?

a)

Winnowing machine

b)

Combine

c)

Sickle

d)

Seed drill

2.

Compost is a

a)

manure

b)

pesticide

c)

weedicide

d)

Fertilizer

3.

Which of the following should be used by a farmer with a large farm to harvest his crops quickly and efficiently?

a)

Winnowing machine

b)

Combine

c)

Sickle

d)

Seed drill

4.

Compost is a

a)

manure

b)

pesticide

c)

weedicide

d)

Fertilizer

5.

Seed drill is used for

a)

sowing

b)

weeding

c)

harvesting

d)

cleaning the seed

6.

The chemical substances rich in nutrients are called

a)

weedicide

b)

pesticides

c)

fertiliser

d)

herbicides

7.

Supply of water to crops at appropriate intervals is called

a)

harvesting

b)

irrigation

c)

sowing

d)

cultivation

8.

…………. …………. are chemicals to control growth of weeds.

(a)  

9.

Arrange the following agricultural practices in the order in which they are followed.


Harvesting

Sowing

Storage

Irrigation

Preparation of soil

a)

5→2→4→1→3

b)

2→1→3→5→4

c)

1→2→3→4→5

d)

5→3→4→1→2

10.

The process of loosening and turning the soil is known as:

a)

Ploughing

b)

Winnowing

c)

Threshing

d)

Harvesting

11.

Rhizobium bacteria in the root nodules of leguminous plants help in fixing:

a)

Oxygen

b)

Hydrogen

c)

Nitrogen

d)

Sulphur

12.

Kharif crops need more water than rabi crops

a)

False

b)

True

13.

Manures are rich in nutrients like nitrogen, phosphorus and potassium

a)

True

b)

False

14.

(a)   is the process of transferring healthy seedlings from a nursery to the main field.

15.

Large scale storing of grains is done in

(a)  

16.

Which of the following is a rabi crop?

a)

Mustard

b)

Soyabean

c)

Rice

d)

Maize

17.

BHC (Benzene hexachloride) is a......

a)

fertiliser

b)

pesticides

c)

weedicide

d)

fungicide

18.

Nitrogen is absorbed by the plants in the form of

a)

Nitrates

b)

Ammonium

c)

Nitrites

d)

All

19.

Nitrogen fixation is the conversion of

a)

N2 to N

b)

N2 to NO3–

c)

N2 to urea

d)

N2 to NH3

20.

Ammonification is the formation of

a)

Ammonia from amino acids

b)

Ammonia from nitrates by nitrogen fixers

c)

Ammonia from nitrogen

d)

Ammonia from nitrates by decomposers

21.

Rabi Crops are grown in _______ season

a)

Winter

b)

Summer

c)

Spring

d)

rainy

22.

Allowing field to remain free of crops for one or more seasons is called

(a)  

23.

What is a crop?

a)

A house plant

b)

A cultivated plant that is grown on a large scale

c)

A succulent

d)

None of the above

24.

Identify the agricultural implement

a)

Spade

b)

Plough

c)

Sickle

25.

Which of the following is neither a kharif crop nor a rabi crop?

a)

Paddy

b)

Wheat

c)

Maize

d)

Watermelon

26.

Why is it necessary to maintain distance between two crops while the sowing of seeds?

a)

To prevent overcrowding

b)

To prevent competition between the crops for sunlight, nutrients, water, etc.

c)

Because its fun

d)

To protect it from weeds

27.
Can manure be used as fertilizer?
a)
No
b)
Yes
28.

Harvesting is the process of

a)

separating grains from stalk

b)

preparing soil for sowing seeds

c)

collecting ripened crops from the field

d)

removing undesired plants from the crop field

29.

Transplantation is done in the case of

a)

Wheat

b)

Paddy

c)

Maize

d)

Barley

e)

Rice

30.

Weeds can be defined as

a)

Useful plants present in the field

b)

Undesirable plants present in the field

c)

Plants that cannot be used at all

d)

Undesirable insects present in the field.

31.

Manures are

a)

Organic in nature

b)

Inorganic in nature

c)

Organic as well as inorganic in nature

d)

None of above

32.

_________________ is the process of loosening and turning of the soil.

a)

Threshing

b)

Ploughing

c)

Levelling

d)

Manuring

33.

The organic substance obtained from dead plants and animal wastes is

(a)  

34.

Crops don't need fertilizer.

a)

True

b)

False

35.

The practice of leaving the field uncultivated is called ____________

a)

wheat

b)

harvesting

c)

fallowing

d)

weeding

36.

Select the cereal crops:

a)

Mustard

b)

Maize

c)

Cotton

d)

Wheat

e)

Rice

37.

Manure obtained by the decomposition of dead plants and animals is called __________

a)

winnowing

b)

green manure

c)

farmyard manure

d)

compost

e)

horse manure

38.

The practice of growing different crops in different seasons in rotation so that the soil is not depleted of its nutrients is called (a)  

39.

Supplying water to crops in the fields at specific intervals is called ________

a)

crop rotation

b)

fertilizing

c)

weeding

d)

irrigation

40.

"Drip irrigation is a more economical method of irrigation than the sprinkler system"

State True or False

(a)  

41.

NAME THE CROP

a)

WHEAT

b)

MAIZE

c)

BARLEY

d)

NONE OF THESE

42.

THIS INSTRUMENT IS USED FOR

a)

HARVESTING

b)

CUTTING

c)

IRRIGATION

d)

TILLING

43.

WHICH AGRICULTURAL PRACTICE HELPS IN TURNING AND LOOSENING OF SOIL?

a)

SELECTION AND SHOWING OF SEEDS

b)

IRRIGATION

c)

WEEDING AND CROP ROTATION

d)

SOIL PREPARATION

44.

SPECIFY THE PICTURE WHICH HELPS IN SOWING OF SEEDS

a)
b)
c)
d)
45.

WHEN YOU WILL PUT SEEDS IN WATER ,WHAT IS TRUE ABOUT DAMAGED SEEDS?

a)

THEY WILL SINK

b)

THEY WILL FLOAT

c)

THEY ARE HEAVIER

d)

ALL OF THESE

46.

WHICH OF THE FOLLOWING IS NOT A FERTILIZER?

a)

UREA

b)

NPK

c)

POTASH

d)

RHIZOBIUM

47.

WHILE SOWING OF SEEDS PROPER DISTANCE MUST BE MAINTAINED BETWEEN EVERY SEED .WHY?

a)

TO PREVENT FROM OVERCROWDING

b)

TO PREVENT FROM COMPETITION FOR NUTRIENTS,WATER, SHELTER, SUNLIGHT ETC.

c)

TO PROTECT FROM DISEASE

d)

TO PROTECT FROM WEEDS

48.
Harvesting is a process of
a)
separating grains from stalk
b)
preparing soil for sowing seeds
c)
collecting ripened crops from the field
d)
removing undesired plants from the crop field
49.
Threshing is a process of
a)
Separating grains from the stalk
b)
 preparing soil for sowing seeds
c)
collecting crops from the field
d)
removing undesired plants from the crop field
50.
A seed drill helps in  _____i____ and _____ii______ . The information in which alternative completes the given statement?
a)
sowing seeds at a uniform distance, harvesting the produce
b)
sowing seeds at a uniform distance, saving time
c)
saving time, spreading manure
d)
harvesting the produce, spreading manure
51.

Weeds can be defined as

a)

Useful plants present in the field

b)

Undesirable plants present in the field

c)

Plants that cannot be used at all

d)

Undesirable insects present in the field.

52.

The plant roots contain nitrogen fixing bacteria _________________.

a)

Orange

b)

Pea

c)

Mango

d)

Tomato

53.

Before storing ,the grains are properly dried under sunlight.

a)

True

b)

False

54.

Silos are used to

a)

grow crops in the field.

b)

protect grains from pests like rats and insects

c)

to store damaged grains.

55.

The supply of water at different intervals is called

a)

watering

b)

irrigation

c)

harvesting

d)

crop rotation

56.

IDENTIFY THE PLOUGH FROM THE FOLLOWING FIGURES

a)
b)
c)
d)

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