What is the principle of life jacket?
(A) It provide oxygen to the drowning person.
(B) It increase persons volume to help him float.
(C) It decreases persons volume to help him float.
(D) A persons can sit on it
Communication satellites are used to -
(A) provide information of natural resources only
(B) transmit communication signal only
(C) receive communication signal only
(D) receive and redirect communication signal
Activity of brain is recorded by _______.
(A) MET
(B) CT
(C) ECG
(D) EEG
(A) numbers of neutrons
(B) numbers of electrons
(C) numbers of protons
(D) atomic numbers
(A) Genetic mutations that cause diseases are always passed on to offspring.
(B) Some inherited genetic mutations can be good for the offspring.
(C) Different genetic mutations cause few forms of cancer.
(D) Somatic mutations can be inherited from parents or acquired during life.
Which is not a source of air pollution?
(A) Automobiles
(B) Industries
(C) Solid Waste
(D) Dust Particles
Tobacco Addiction is due to
(A) Cocaine
(B) Caffeine
(C) Nicotine
(D) Histamine
Bacteria is classified as____.
(A) Eukaryote organism
(B) Prokaryote organism
(C) Both a and b
(D) None of a and b
Ficus benghalensis is the scientific name of _____________
(A) Babul
(B) Tulsi
(C) Banyan
(D) Pineapple
Too much release of thyroid hormone in the body causes:
(A) Hypothyroidism
(B) Hyperthyroidism
(C) Goitre
(D) None of the above
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