agriculture MCQs – Page 46

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 Review each marked answer and report any item that may be outdated or unclear.

901. Removal of cellular water followed by shrinkage of protoplasm is due to
comments icon0

A. Osmosis

B. Plasmolysis

C. Deplasmolysis

D. Oxidation

902. Gassypium hirsutum is________________?
comments icon0

A. Triploid

B. Hexaploid

C. Diploid

D. Tetraploid
903. Pakistan has a total forest area of about_________________?
comments icon0

A. 22 million ha

B. 12 million ha

C. 32 million ha

D. 20 million ha

904. Who the a method of estimating seed vigour on the basis of color intensity of the stained seeds ?
comments icon0

A. Moore (1973)

B. Kittock &. Law (1953)

C. Germ (1949)

D. Nicolls & Hey Decker (1968)

905. The movement of water in soil profile is.known as__________________?
comments icon0

A. All the above

B. Diffusion

C. Percolation

D. Absorption

906. Percentage of area irrigated by a cusec of water during the season is called_______________?
comments icon0

A. Base period

B. Intensity

C. Irrigation frequency

D. Cusec

907. The organisms which do not prepare their own food and depend on the dead organisms are called_____________________?
comments icon0

A. Obligatory parasites

B. Parasites

C. Saprophytes

D. Bacteria

908. Penetrometer are used for measuring__________________?
comments icon0

A. Soil compaction

B. Soil tilth depth

C. Soil moisture

D. Soil seepage

909. Auxins and cytokinins are__________________?
comments icon0
A. Growth regulators

B. Insecticides

C. Fungicides

D. Herbicides

910. Vigor index of seedings in rice can be determined on___________________?
comments icon0

A. Quantitative basis

B. Qualitative basis

C. Both a & b

D. None of the above

911. The contact herbicides are less effective to_________________?
comments icon0

A. Broad leaved weeds

B. All the above

C. Perenial plants

D. Seasonal plants

912. In Pakistan, the total length of canal system exceeds________________?
comments icon0
A. 58000 Km

B. 60000 Km

C. 59000 Km

D. 52000 Km

913. Yield losses of rice crop due to weed infestation are___________________?
comments icon0
A. 20-60%

B. 5-15%

C. 20-50%

D. 10-20%

914. Mg in plants act as___________________?
comments icon0
A. Enzyme activator

B. None of the above

C. Protein activator

D. Starch activator

915. The depth of irrigation water required for the full crop period is called_______________?
comments icon0

A. Optimum use of water

B. Consuptive use of water

C. Delta of water

D. non of these

916. Two much Mg may create deficiency for_____________________?
comments icon0

A. K

B. Ca

C. N

D. P

917. ICARDA is located at___________________?
comments icon0
A. Syria

B. None of the above

C. Tamil Nadu

D. Columbia

918. On the basis of season cotton is a__________________?
comments icon0
A. Kharif crop

B. Zaid Kharif crop

C. Rabi crop

919. The crop which are cultivated for grain purposes are called_________________?
comments icon0

A. Leguminous crops

B. Fiber crops

C. Cereal crops

D. Fodder crops

920. Which is the most important cereal crop of temperature region________________?
comments icon0

A. Paddy

B. Barley

C. Maize

D. Wheat