Exam Category
Biology
Showing 1,029 questions & PYQs organized by topics.
Biology
Human Body
10 Topics
01
Identify the correct labels a, b and c in the human respiratory-system…
RRB PYQ MCQ
02
When respiration takes place in the absence of oxygen, it is called…
RRB PYQ MCQ
03
During inhalation, lungs are filled with air due to:
RRB PYQ MCQ
04
In humans, the respiratory pigment is:
RRB PYQ MCQ
05
In the respiration process, complex organic compounds such as glucose are broken…
RRB PYQ MCQ
06
What part of the respiratory system prevents the air passage from collapsing?
RRB PYQ MCQ
07
Which of the following statements related to respiration is/are correct? (i) Pyruvate…
RRB PYQ MCQ
08
What is the reason that the lungs have alveoli?
RRB PYQ MCQ
09
Which of the following ensures that the air passage does NOT collapse…
RRB PYQ MCQ
10
In humans, air enters through the nostrils and from there flows through…
RRB PYQ MCQ