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The device which uses ultrasonic waves to measure the distance, direction and speed of underwater objects is known as SONAR. SONAR stands for Sound Navigation and Ranging. SONAR is helpful for exploring and mapping the ocean because sound waves travel faster in water than that in air.
Which fruit is also known as "Poor man orange" ?
What is the main medicinal compound found in Rauvolfia serpentina, and how is it used in modern medicine
In which of the following respiratory processes is carbon dioxide not released?
Which of the following is the most-important constituent for jelly making?
Papaya is a native of _________
In guava, water is withheld in which month of hasta bahar?
Head is economical part of -
Anthracnose in guava is caused by which pathogen?
A method of asexual propagation in which a stem is made to produce roots while still attached to the parent plant is called
Vegetative propagation of date palm is through _________