Improvement in Food Resources Test

Result

Improvement in Food Resources Test - 1

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Weekly Quiz Competition

Question 1
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Select the correct answer about manure.

(a) Manure contains large quantities of organic matter and small quantities of nutrients.
(b) It increases the water holding capacity of sandy soils.
(c) It causes water logging in clayey soil.
(d) Its excessive use pollutes environment because it is made up of animal excretory waste.

A
a and b

B
a and c

C
b and c

D
c and d

Solution

Option (c) and (d) are incorrect. The correct statements are:

In clayey soils, the large quantities of organic matter in the manure help in drainage and in avoiding water logging. Manure is prepared by the decomposition of animal excreta and plant waste. So, its use does not pollute the environment.
Question 2
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In which of the following plants are root nodules generally found?

A
Black pepper

B
Pea

C
Onion

D
Raddish

Solution

Rhizobia are soil bacteria that fix nitrogen (diazotrophs) after becoming established inside root nodules of legumes (Fabaceae). For example, pea plant
Question 3
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Which is the improved hybrid variety of wheat?

A
Sona

B
Sonalika

C
PS-16

D
Paras

Solution

Sonalika is a wheat variety suitable for late sown and irrigated conditions. It gives an average yield of 36-40 qt/ha. The variety normally takes 126-134 days to mature. On maturity, the plants of the variety attain a height of 80-90 cm. Its protein content is 12-13 percent.
Question 4
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Which of the following practices is/are suitable to farmers with fewer resources?

A. Select a short term crop
B. Cultivate commercial crop
C. Adopt drip irrigation system
D. Crop holiday

A
A and C

B
A, B and C

C
A and D

D
C and D

Solution

Short term crops provide the farmer with cash flow capabilities and take care of day-to-day operations cost of the farm. In cash or commercial crop farming, crops are grown for the purpose of sale or to earn profits. Drip irrigation is a form of irrigation that saves water and fertiliser by allowing water to drip slowly to the roots of many different plants.