Increased asthmatics attacks in certain seasons are related to

Options

(a) eating fruits preserved in tin containers
(b) inhalation of seasonal pollen
(c) low temperature
(d) hot and humid environment

Correct Answer:

inhalation of seasonal pollen

Explanation:

Environmental factors that are responsible for asthma are exposure to allergens and air pollution. The asthmatic attack increase in certain seasons are due to the inhalation of seasonal pollen. Plants release pollen grain during fixed time and it is generally between March-April and August-September.