What is drought tolerance associated with?
Correct answer D. All of the above
Subject / 2,686 questions
Agriculture MCQs
Page 66 of Agriculture multiple-choice questions with answers. Tap an option to check yourself.
Page 66 of 135
Drought resistance is associated with which factors?
Correct answer D. All of the above
In barley, resistance to the cereal leaf beetle is linked with what?
Correct answer A. Waxiness of leaves
Advertisement
What governs disease and insect resistance in plants?
Correct answer D. All of the above
In rice, the brown planthopper shows non-preference for plants with which characteristics?
Correct answer D. All the above
By what other names is vertical resistance known?
Correct answer D. All of the above
In which crop have the most mutant varieties been developed?
Correct answer B. Rice
Who first recorded a mutation?
Correct answer B. Wright (1791)
What is a gene with a higher mutation rate than other genes called?
Correct answer C. Mutable gene
Advertisement
In which plant did Blakeslee report the first case of a monoploid?
Correct answer A. Datura
What is an individual missing just one chromosome from the diploid set called?
Correct answer A. Monosomic
Who first produced haploid tomato plants through anther culture?
Correct answer B. Gresshoff and Doy (1972)
Against which parent is heterobeltiosis measured?
Correct answer C. Better parent
In a cross-pollinated species, what is a true-breeding line produced by continuous inbreeding called?
Correct answer C. Inbred
Who coined the term heterosis?
Correct answer C. Shull (1914)
Advertisement
Who first proposed the dominance hypothesis of heterosis?
Correct answer D. Davenport (1908)
Which antinutritional factors does soybean contain?
Correct answer C. Both A & B
Which amino acid is limiting in green vegetables?
Correct answer C. Methionine
Which limiting amino acid is found in pulses?
Correct answer A. Tryptophan
Breeding for nutritional quality aims at genetic improvement of which constituents?
Correct answer D. All of the above