Question
Which one of the following is the petroleum
wax?Solution
Paraffin wax is obtained from petroleum by dewaxing light lubricating oil stocks. It is used in candles, wax paper, polishes, cosmetics, and electrical insulators. It assists in extracting perfumes from flowers, forms a base for medical ointments, and supplies a waterproof coating for wood. In wood and paper matches, it helps to ignite the matchstick by supplying an easily vaporized hydrocarbon fuel.
DSF (defatted soy flour) is used in the manufacture of
What type of resistance is effective against all races of a pathogen but is of permanent nature?
This disease is characterized by purple-colored spindle-shaped streaks on the pseudostem of banana plants?
In this disease, the leaves may show a mottled or stippled pattern, with a combination of yellow and green areas.The veins of the leaves turn yellow, gi...
Which disease in Bengal Gram displays round or elongated lesions on leaflets with brown spots, surrounded by a brown margin, and pycnidia arranged in co...
Which disease of brinjal is caused by a Phytoplasma and is characterized by the reduction in leaf size, shortened petioles, and stunted, bushy appearanc...
The condition in plants brought about through lack of certain essential elements and is not easily detected by outward appearance.
When a pathogen kills the host tissue before penetrating and then lives saprophytically, what is it called?
What are the primary fruiting bodies formed in the sexual reproduction of fungi?
Which type of host(s) is not necessary for completing the life cycle of a pathogen but aids in its survival during unfavorable periods?
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