Question
History books are always together and also Geography
books are always together? Directions (Q.61 -65): In how many ways 5 History books and 7 geography books can be arranged in a row so that :Solution
Reqd. no. of ways = 5! 7! 2!
What is the agricultural practice of cultivating two or more crops simultaneously on the same piece of land, without following a specific row arrangement?
The system of growing same crop on same land year after year is known as:
Which is a C₃ plant?
Which of the following pair is not correctly matched?
The character of a special plant variety ,”Antibiosis” refers to:
When a company identifies the parts of the market it can serve best and most profitably, it is practicing ________.
Which element is maximum in black soll:
Root secrete weak organic acids which attack the rocks and start to dissolve away the softer parts are
Single seed descent method is a modification of:
Which Phytophthora species is responsible for causing Buckeye rot in tomatoes?
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