Q. Damaging satge of potato tuber month is -
1) Adult
2) Pupa
3) Larva
4) All of these
Q. Piercing and sucking type mouth-parts are present in the insect -
1) Hemiptera
2) Orthoptera
3) Lepidoptera
4) Isoptera
Q. Classification of insects and rules of their nomenclature comes under the branch -
1) Morphology
2) Taxonomy
3) Ecology
4) Physiology
Q. Beetles belong to order--
1) Lepidoptera
2) Isoptera
3) Coleoptera
4) Diptera
Q. Bacteriophage virus is the--
1) Bacterial virus
2) Fungal Virus
3) Algal virus
4) Protozoal virus
Q. Micro-organism,which can grow at higher temperature, is called
1) Thermophils
2) Mesophils
3) Phycrophils
4) None of these
Q. Who has first time seen the micro-organism?
1) Robert Koch
2) John Tyndall
3) Antonie van Leeuwenhoek
4) Louis Pasteur
Q. White colour of soil is due to the presence of -
1) Silica
2) Iron
3) Manganese oxide
4) All of these
Q. Which of the 'complex fertilizer'?
1) Ammonium sulphate nitrate
2) Single superphosphate
3) Ammonium phosphate
4) Calcium ammonium nitrate
Q. Drip irrigation is useful in which region?
1) Humid
2) Dry
3) High rainfall
4) None of these
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