Explore topic-wise MCQs in Biology.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

In which part of lungs gaseous exchange takes place in human?

A. Trachea & alveolar duct
B. Trachea & bronchi
C. Alveolar duct & alveoli
D. Alveoli & Trachea
Answer» D. Alveoli & Trachea
Discussion
2.

Alveoli is derived from the__________

A. endoderm
B. ectoderm
C. mesoderm
D. ecto-mesoderm
Answer» B. ectoderm
Discussion
3.

Diaphragm increases volume of thoracic cavity in _________

A. dorsal-ventral axis
B. anterior posterior axis
C. lateral regions
D. side ways
Answer» C. lateral regions
Discussion
4.

In the trachea _____ C shaped cartilagenous rings are present.

A. 5-10
B. 10-15
C. 16-20
D. 20-25
Answer» D. 20-25
Discussion
5.

External nostrils vestibules nasal chambers internal nares naso pharynx X larynx trachea. What is X?

A. Glottis
B. Alveoli
C. Atria
D. Bronchi
Answer» B. Alveoli
Discussion
6.

Human lungs are made up of _____

A. 2 right lobes and 3 left lobes
B. 2 right lobes and 3 left lobes
C. 3 right lobes and 2 left lobes
D. 3 right lobes and 3 left lobes
Answer» D. 3 right lobes and 3 left lobes
Discussion
7.

Which one of the following is secreted by Pnuemocyte type-II cells?

A. Actin
B. Lecithin
C. Mucous
D. Lysine
Answer» C. Mucous
Discussion
8.

Gaseous exchange occurs in ______

A. bronchial tree
B. respiratory tree
C. trachea
D. larynx
Answer» C. trachea
Discussion
9.

Hyaline cartilage is not found in_________

A. thyroid cartilage
B. cricoid cartilage
C. arytenoid cartilage
D. cartilage of santorini
Answer» E.
Discussion
10.

Where are Bowman s glands found?

A. Olfactory epithelium
B. Cortical nephrons
C. Juxtamedullary nephrons
D. Anterior pitutary
Answer» B. Cortical nephrons
Discussion