Q.26
RPSC ARO 2011 MCQ (Single Correct) +1 −0.33
Increase in soil water content and soil temperature, increases the availability of which nutrient most ?
मृदा में जल की मात्रा तथा मृदा तापमान में वृद्धि से किस पोषक तत्त्व की प्राप्यता सबसे अधिक बढ़ती है?
Q.27
RPSC ARO 2011 MCQ (Single Correct) +1 −0.33
Term 'fabric' was introduced into soil micromorphology in the year 1938 by
मृदा सूक्ष्म आकारिकी में 'फैब्रिक' शब्द 1938 में किसके द्वारा आरंभ किया गया?
Q.28
RPSC ARO 2011 MCQ (Single Correct) +1 −0.33
In which cake highest nitrogen content is found ?
किस खली में सर्वाधिक नाइट्रोजन पाई जाती है?
Q.29
RPSC ARO 2011 MCQ (Single Correct) +1 −0.33
Which of the following element is part of chlorophyll ?
निम्नलिखित में से कौन सा तत्त्व पर्णहरित (क्लोरोफिल) का भाग है?
Q.30
RPSC ARO 2011 MCQ (Single Correct) +1 −0.33
The negative charge on clay surface and the swarm of positive counter ions are called as
मृत्तिका सतह पर ऋणात्मक आवेश तथा विपरीत धनात्मक कणों के झुंड को कहते हैं -

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