Only male frog produce croacking sound because _________ ?
A. Male frog can magnify their voice with the help of sound box. B. Male frog have three pair of vocal cord. C. Female frogs have larynx but no vocal…
During rainy season Wooden doors are difficult to open or closure because of ________ ?
A. Plasmolysis B. Imbibition C. Osmosis D. Diffusion
The Study of growth is called ______ ?
A. Auxology B. Autology C. Avionics D. Axiology
How many Number of eyes found in Earthworm?
A. One B. Many C. No eye D. Two
Botany is also called _______ ?
A. Phytology B. Phycology C. Pedology D. Plantophyta
The study of the structure of the body is called _______ ?
A. Anthropobiology B. Anatomy C. Aphnology D. Apiology
What is the photometer?
A. Testing picture Quality B. Measuring light Intensity C. Measuring Size of Picture D. Checking colors and Pictures
The only vitamin which cannot be stored in human body?
A. Vitamin C B. vitamin D C. vitamin K D. None of these
What is the scientific name of flying fish ?
A. Exocoetidae B. Anoplopoma fimbria C. Orthopsetta sordida D. Xiphias gladius
The human heart is _______ ?
A. Ampullary Heart B. Pulsating Heart C. Myogenic Heart D. Neurogenic Heart