Question
A disease of citrus plants in which cracks develop in
the bark and sap oozes out. Profuse gumming on the surface is seen. It also causes leaf rot.Solution
The early symptoms of gummosis caused by Phytophthora includes sap oozing from small cracks in the infected bark, giving the tree a bleeding appearance.Profuse gummosis is observed on the bark.It also causes leaf rot.
___________ is an important mineral nutrient
Which of the following is also known as dry iceÂ
1 mole of carbon atoms = ______ g of carbon atoms
Who among the following developed the technology of under-ground nuclear explosion?
India tops the world in production ofÂ
Which part of cinnamon tree is used in condiments and medicines ?
What is the S.I. unit of electric potential difference?
What is the gravitational force on an object of mass 5 kg on Earth?
Zero group was introduced by
A person weighing 80 kg is standing in an elevator that is accelerating downward at 3 m/s². What is the apparent weight? (Take g = 10 m/ s²)
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