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1 .Silviculture is the branch of botany in which we study about-
A.
Culture of algae
B.
Development of ofrest
C.
Culture of fungi
D.
Siliciphida plant
Answer & Explanation
Answer
: Option
B
Explanation
:
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2 .Study of pollen grain is called-
A.
Pomology
B.
Polynology
C.
Phocology
D.
Mycology
Answer & Explanation
Answer
: Option
B
Explanation
:
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3 .Study of internal structure of plant-
A.
Morphology
B.
Anatomy
C.
Cology
D.
Taxonomy
Answer & Explanation
Answer
: Option
B
Explanation
:
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4 .Estimatin of age of woody plant by counting annual ring is-
A.
Dendrology
B.
Denrochronolgy
C.
Agronomy
D.
Demography
Answer & Explanation
Answer
: Option
B
Explanation
:
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5 .Study of growing plant without soil in water containing nutrient is-
A.
Hydrotonics
B.
Hydrophonics
C.
Hypotonics
D.
None
Answer & Explanation
Answer
: Option
B
Explanation
:
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6 .In Exo-biology we study about-
A.
External structure of living beings
B.
Life present on the earth
C.
Life present in the other layer of earth atmosphere
D.
Life found in space and on other setallite.
Answer & Explanation
Answer
: Option
D
Explanation
:
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7 .Xenobiotics which are inherently resistant to microbial attack are called as-
A.
Biodegradable
B.
All of the given optins
C.
Recalcitrant
D.
Persistent
Answer & Explanation
Answer
: Option
C
Explanation
:
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8 .Curd is sour due to presence of
A.
Citric Acid
B.
Lactic Acid
C.
Acetic Acid
D.
None of these
Answer & Explanation
Answer
: Option
B
Explanation
:
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9 .EBOL is a -
A.
Virus
B.
Bacteria
C.
Protozoa
D.
Fungi
Answer & Explanation
Answer
: Option
A
Explanation
:
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10 .Virus that infect bacteria are called
A.
Bacteriophages
B.
Basophils
C.
Basal body
D.
Basidiospores
Answer & Explanation
Answer
: Option
A
Explanation
:
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11 .Desease caused by HIV-
A.
Tuberculosis
B.
Cancer
C.
Acquired immune deficiency syndrome
D.
None of these
Answer & Explanation
Answer
: Option
C
Explanation
:
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12 .The biggest single- celled organism is
A.
Yeast
B.
Acetabularia
C.
Acetobacter
D.
Amoeba
Answer & Explanation
Answer
: Option
B
Explanation
:
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13 .Agar - Agar is obtained from -
A.
Fungi
B.
Algae
C.
Moss
D.
Bacteria
Answer & Explanation
Answer
: Option
B
Explanation
:
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14 .Red rot of sugarcane is caused by
A.
Colletotrichum falcatum
B.
Cercospora percoruata
C.
Alternaria alternate
D.
Phylophthora infestans
Answer & Explanation
Answer
: Option
A
Explanation
:
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15 .Aflatoxins are produced by -
A.
Fungi
B.
Bacteria
C.
Algae
D.
Viruses
Answer & Explanation
Answer
: Option
A
Explanation
:
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