agriculture MCQs – Page 79

Practise multiple-choice questions from agriculture for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

agriculture Mcqs

1. soil science 2. agronomy 3. entomology 4. water management 5. horticulture 6. agricultural economics 7. plant pathology 8. food technology 9. animal husbandry 10. plant breeding and genetics

1561. Plants with persistent leaves are___________________?
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A. Deciduous

B. Perininals

C. Binuiatis

D. Evergreen

1562. Cultivation of grapes is called___________________?
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A. Ciltriculture

B. Orcharding

C. Viticulture

D. Pomology

1563. The ratio of CO2 and O2 uptaken during respiration is known as_____________________?
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A. Respiration

B. Respiratory quotient

C. Both a & b

D. None of the above

1564. Citrus has its origin in____________________?
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A. South America

B. Africa

C. Indo- Chinese region

D. Middle east

1565. Spinach, althea, winter wheat and oat are the example of____________________?
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A. Short day and long night plants

B. Long day plants

C. short day plants

D. Long day and short night plants

1566. mitosis is the normal process in a living cell but sudden and abnormal mitosis in an organ will some time result in__________________?
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A. Cancer

B. Zygote

C. New organ

D. Gastrula

1567. Seed is___________________?
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A. None of the above

B. Transformcd ovary after fertilization

C. Developed egg after fertilization

D. Seveloped ovary after fertilization

1568. RNA contains_____________________?
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A. 6 carbon sugars

B. 5 carbon sugars

C. 3 carbon sugars

D. 4 carbon sugars

1569. Gulkand is made from the most common beautiful flower of_______________?
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A. Rose

B. Jasmine

C. Chrysanthemum

D. Petunia

1570. Aging process in which all plant parts except seeds die is called_________________?
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A. Complete Senescence

B. Senescence

C. All the above

D. Partial Senescence

1571. Citrus belongs to the___________________?
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A. Citrea

B. All the above

C. Rutaceae

D. Announaceae

1572. A group of plants providing food, fiber and shelter is____________________?
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A. Gymnosperm

B. Monocotyledons

C. Angiosperm

D. Dieetyledens

1573. Heterosis results due to____________________?
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A. All the above

B. Overdominance

C. Epistasis

D. Dominance

1574. A pruning management done to develop a tree framework strong cough to bear large number of fruits without breaking of branches is known as _________________?
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A. Thinning

B. All the above

C. Punning

D. Training

1575. Polytene chromosomes were first observed by___________________?
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A. Mendel (1810)

B. Allard (1910)

C. Balbiani (1881)

D. Baranetzky (1910)

1576. Synthetic products which when applied to plants produce reactions almost identical to those caused by natural harmonics are called______________?
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A. Photoperiodism activants

B. Plant harmonics

C. Plant growth regulators

D. Plant growth promoters

1577. Splice grafting is most successful in___________________?
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A. Mango

B. Apple

C. Both a & b

D. None of the above

1578. Tomato would not have turned red if__________________?
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A. They were kept at the bottom layer of box

B. Less heyhad been put in the box

C. There were no ripe apples in the box

D. They were mixed with ripe apples

1579. The ratio of treatment variance to error variance is known as______________________?
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A. F-value

B. Correction factor

C. Critical difference

D. t-value

1580. Argemone mexicana is an objectional wed of__________________?
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A. Rapseed/mustard

B. Tomato

C. Barley

D. Oat

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