Question
Which of the following insect orders contains species
that are exclusively parasitic in behavior?Solution
Phthiraptera (lice) are obligate ectoparasites of birds and mammals, feeding on blood or skin debris.
What is the minimum distance required for an obstacle to produce a distinct echo?
What is the pH of Urine ?
The S.I. unit of the electric flux is
Heat stored in water vapour is –
Water gets cooled, when ice is immersed in it, this phenomenon is known as
What is the speed of light in air?
I threw a ball horizontally on the road and after covering certain distance, the ball stopped due to
A rear-view mirror for driving is –
Who defined the law of gravitation?
Which law is also called the law of inertia?