Officerswiki is a free education & learning platform for all students and working professionals, where they can practice multiple choice questions & answers (MCQs). These all MCQs on Officerswiki are FreeMcqs which are helpful in all types of exams such as PPSC, FPSC, CSS, NTS, PMS and UPSC.
The Study of growth is called ______ ?
During the rainy season Wooden doors are difficult to open or close because of ________ ?
Only male frogs produce croaking sounds because _________ ?
A. Male frogs can magnify their voice with the help of a sound box.
B. Male frog have three pair of vocal cord
C. Female frog have larynx but no vocal cord
D. Female frog have no larynx
In context of environment, the term “dirty dozen” refers to _____?
A. 12 most harmful greenhouse gases
B. 12 ozone depleting substances
C. 12 persistent organic pollutants
D. None of the above
Disease which is transferred from animal to Human is_________?
What is the Medical term for Fever?
The valency of carbon Atoms is __________ ?
What is the Chemical formula of Zinc Hydroxide _________ ?
Permanent hardness of water due to sulphate of metals can be destroyed by the use of ________ ?
The study of X-rays and their medical applications is called _________ ?
The protein Importin-11, that was recently identified by scientists, is linked with causing which type of cancer?
A. Blood Cancer
B. Colorectal Cancer
C. Lung Cancer
D. Prostate Cancer
When an acid reacts with a metal, which one of the following gases is usually liberated?
A. Ammonia Gas
D. Hydrogen gas
Only male frogs produce croaking sounds because?,he valency of carbon Atoms is ,What is the Chemical formula of Zinc Hydroxide,In context of environment the term “dirty dozen” refers to ?