461. Mycorrhizia promotes plant growth by

A Absorbing inorganic ions form oil
B Helping the plant in utilizing atmospheric nitrogen
C Protecting the plant from infection
D Serving as plant growth regulator
Answer :   Absorbing inorganic ions form oil
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462. Father of medicine

A Hippocrates
B Charak
C Aristotle
D Bauhin
Answer :   Hippocrates
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463. Pedology is the study of

A Soil
B Sexual behaviour
C Fossil formation
D Fossil feuls
Answer :   Soil
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464. Caulimi virus have

A D.S. RNA
B S.S. RNA
C S.S. DNA
D D.S. DNA
Answer :   D.S. DNA
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465. Science which deals with the preservation of dead bolides in liquid by chemicals is called

A Urobiology
B Crybiology
C Actinobiology
D Histochemistry
Answer :   Urobiology
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466. Branched, aseptate, coenocytic, mycelium present in

A Aspergillus
B Albugo
C Pencillium
D Erysiphe
Answer :   Albugo
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467. Binary fission in Amoeba occurs by

A Mitosis
B Meiosis
C Amitosis
D Unequal and Lateral
Answer :   Mitosis
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468. Virus are placed in

A Prokaryota
B Eukaryota
C Akaryota
D Thallophyta
Answer :   Akaryota
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469. What is absent in Amoeba

A Mitochondria
B Ribosome
C Golgibody
D Centriole
Answer :   Centriole
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470. Inky cap mushroom is called as

A Pyricularia
B Agarites wardianus
C Xylri hypoxylon
D Coprinus muscatus
Answer :   Coprinus muscatus
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