Tracheae in insects are organs of which function?
Correct answer D. Respiration
Subject / 2,686 questions
Agriculture MCQs
Page 13 of Agriculture multiple-choice questions with answers. Tap an option to check yourself.
Page 13 of 135
How are honey bees, bumble bees, butterflies and moths classified by their role in crops?
Correct answer C. Pollinators
What is the main pest of fruit in Pakistan?
Correct answer B. Fruit fly
Advertisement
Which are the popular insecticides of the organochlorine group?
Correct answer B. DDT and BHC
How many wings and legs do insects typically have?
Correct answer A. 2 pairs of wings and 3 pairs of legs
Through what are plant diseases transmitted?
Correct answer D. All of the above
The Gurdaspur borer is a pest of which crop?
Correct answer C. Sugarcane
What is the antenna of an insect?
Correct answer B. Sensory organ
Which of these are diseases of rice?
Correct answer D. All the above
Advertisement
Club root is a disease of which crop?
Correct answer D. Cabbage
On which body region of an insect are the wings and legs attached?
Correct answer A. Thorax
Malpighian tubules are organs of which function?
Correct answer C. Excretion
Integrated pest management is a strategy that relies on what?
Correct answer B. Cultural and biological control techniques are used
What are insects that carry disease from one plant to another called?
Correct answer D. Vector
Which group of insecticides has the lowest mammalian toxicity?
Correct answer D. Pyrethroids
Advertisement
To which group do the insecticides malathion and parathion belong?
Correct answer B. Organophosphate group
What causes stalk rot of onion?
Correct answer B. Bacteria
How can viral diseases of plants be controlled?
Correct answer C. Cultural practices and growing resistant varieties
Which factors encourage a disease outbreak?
Correct answer D. All the above
On which part of the plant do powdery mildew symptoms appear?
Correct answer A. Foliage of plants