IBPS Agriculture Officer Quiz – 35

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Welcome to D2G’s IBPS Agriculture Officer Quiz Section.

1. The bordeaux mixture was first time used for the control of?
a) downey mildew of grape vines
b) powdery mildew of pea
c) root rot of beet
d) damping of pea

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Answer a) downey mildew of grape vines

2. What is the source of Agar Agar?
a) bacteria
b) fungi
c) mycoplasma
d) algae

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Answer d) algae

3. Damping off and leaf blights are very effectively checked by?
a) bordeaux mixture
b) burgundy mixture
c) thiram
d) copper oxychloride

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Answer d) copper oxychloride

4. Enzyme for conversion of ammonia to amino acid is?
a) nitrate reductase
b) nitrite reductase
c) alanine transferase
d) glutamine synthetase

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Answer d) glutamine synthetase

5. The main function of endoplasmic reticulum?
a) fat synthesis
b) protein synthesis
c) disease resistance
d) chlorophyll synthesis

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Answer b) protein synthesis

6. Latent heat of vaporization (water to vapour) is?
a) 80 cal
b) 540 cal
c) 586 cal
d) 620 cal

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Answer c) 586 cal

7. Transpiraion is measured by?
a) Lysimeter
b) protometer
c) tensiometer
d) auxanometer

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Answer b) protometer

8. Which part of root absorb water and minerals?
a) root cap
b) root hair
c) epidermis
d) endodermis

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Answer b) root hair

9. Chlorophyll are green because?
a) reflect green light
b) absorb green light
c) transmit green light
d) none of these

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Answer b) absorb green light

10. Kreb cycle produces?
a) 18 ATP
b) 30 ATP
c) 32 ATP
d) 36 ATP

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Answer b) 30 ATP