Question
Which pest poses a major threat to tobacco crops,
causing leaf damage by feeding on the foliage, and how is this pest managed effectively?Solution
The tobacco caterpillar is a major pest that damages leaves. Effective management includes using insecticides and pheromone traps.
Cinnabar is an ore of which metal?
Which of the following statements about glucose is incorrect?
The chemical name of 'baking soda' is:
How many protons are present in the nucleus of an oxygen atom?
Which substance is also known as 'Oil of Vitriol'?
What is the total number of carbon atoms in a molecule of butane?
The Biuret test is used to detect the presence of which substance?
Which gas is most abundant in the Earth's atmosphere.
The important ore of aluminium is-
What is the more common name for solid carbon dioxide?