# Deficiency of which vitamin, causes xerophthelmia?
– Vitamin A
# Which antimicrobial drug is suitable for treatment of both tuberculosis and leprosy?
# Insects that can transmit diseases to human are referred to as which name?
# Pneumoconiosis affects the workers who work mainly in which industry?
– Coal mining industry
# Lathyrism is caused by excessive consumption of which thing?
– Khesari Dal
# Which part of blood carry out the function of body defence?
– White blood cell
# Which disease is caused due to presence of excess arsenic in water?
– Skin Cancer
# What is the transmission of characters from one generation to next?
# Who got noble prize for artificial synthesis of DNA?
# What is the smallest part of DNA that undergoes recombination?
# By whom was Artificial gene synthesis first done in laboratory?
# By whom the concept of survival of the fittest as advanced?
– Herbert Spencer
# From the evolutionary point of view, which is the most primitive animal?
# Which was the Russian scientist who proposed the theory of origin of life?
# Who published the book ‘Origin of species by natural selection in 1859’?
# Which is most primitive ancestor of man ?
# Which harmful element tobacoo exists in tobacoo ?
# What is abiotic component of ecosystem?