Class 7 Courses

Class 7 Science Prep Tests

Class 7 Science Tests

Respiratory System Diseases MCQ with Answers PDF Download

The Book Respiratory system diseases Multiple Choice Questions (MCQ Quiz), respiratory system diseases quiz answers PDF to study online courses, 7th grade science tests. Solve Respiration and Food Energy Multiple Choice Questions and Answers (MCQs), Respiratory System Diseases quiz questions PDF for online elementary school. The App Respiratory System Diseases MCQ eBook PDF Download: human respiration, how we breathe, respiratory diseases test prep for online education programs.

The MCQ: Cold is caused by PDF, "Respiratory System Diseases" App Download (Free) with bacteria, viruses, insects, and dust choices for online elementary school. Study respiration and food energy quiz questions, download Amazon eBook (Free Sample) for online elementary school.

Class 7 Science: Respiratory System Diseases MCQs PDF Download

MCQ: Cold is caused by

A) bacteria
B) viruses
C) insects
D) dust

MCQ: The number of viruses which an average sneeze can spread in 10 meters area, is

A) 1000
B) 10000
C) 100000
D) 1000000

MCQ: Flu is caused by

A) bacteria
B) viruses
C) insects
D) dust

MCQ: The main cause of 'asthma' is

A) tobacco smoke
B) pets
C) exercise
D) laughing

MCQ: The number of chemicals found in a cigarette is

A) 100
B) 200
C) 300
D) 400

Practice Tests: Class 7 Science Exam Prep

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