Question
Approximately how old is the Sun?Ā
Solution
The Sun is estimated to be about 4.6 billion years old, formed from the gravitational collapse of a giant molecular cloud.
Which combination insect and symptom of damage is wrong?
Insect pests whose grubs bore into the grain to feed on them, heavy infestation of those pests results in powdery mass of grain while adult scrap surfac...
Aqua regia is a mixture of:
Given below are two statements:
Statement I: Orobanche (Broomrape) is a total-root parasitic weed in rapeseed mustard.
Statement II: Strig...
Match the following:
First interspecific cross was made by which of the following Scientist?
āRegional Centre of International Rice Research Instituteā is recently established in India at:
Feni is made from
The law of minimum was given by which of the following scientist?
Which of the following methods is used to determine the field capacity of a soil in laboratory conditions?
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