Biology

Animal Tissue and Anatomy

1,349 Questions

Test your knowledge of animal tissues and anatomical structures with these practice questions. The set covers human organs, reproductive systems, and sensory receptors. These fundamental biology topics frequently appear in medical and competitive examinations.

Sensory receptorsReproductive organsBody structure frameworkEar drum pressureExcretory system

Animal Tissue and Anatomy Questions

Multiple choice

Periblem gives rise to:

  1. pericycle

  2. cortex

  3. medullary sheath

  4. epidermis

  5. none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Periblem gives rise to cortex. The cortex is the outermost layer of the stem or root of a plant, bounded on the outside by the epidermis and on the inside by the endodermis.

Multiple choice

Which of the following ducts are found in internal ear of humans?

  1. Wharton duct and parotid duct

  2. Parotid duct and papillary duct

  3. Papillary duct and cochlear duct

  4. Cochlear duct and endolymphatic duct

  5. Endolymphatic duct and thoracic duct
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Cochlear duct (also known as scala tympani) is one of the perilymph-filled cavities in the cochlear labyrinth of the human ear. Endolymphatic duct is found in internal ear of humans. It is a small duct connected with saccula and ending blindly in the endolymphatic sac.

Multiple choice

What is the site of calcidiol production?

  1. Kidney

  2. Gastrointestinal tract

  3. Liver

  4. Gonad
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Calcidiol is a prehormone that is produced in the liver by hydroxylation of vitamin D3 (cholecalciferol).

Multiple choice

The Adam's apple is a forward protrusion of the largest cartilage of the larynx. Which of the following cartilages form(s) the Adam's apple?

  1. Cricoid cartilage

  2. Corniculate cartilages

  3. Thyroid cartilage

  4. Cuneiform cartilages

  5. Arytenoid cartilages
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The thyroid cartilage is the largest of the laryngeal cartilages. It is formed by a right and a left lamina that are separated posteriorly. This forms the Adam's apple. It is usually larger in males than in females. The thyrohyoid membrane is a ligament associated with the thyroid cartilage that connects the thyroid cartilage with the hyoid bone.

Multiple choice

Jaundice affects which organ of human body

  1. Liver

  2. Spleen

  3. Heart

  4. Pancreas
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Jaundice is a condition that affects the liver. It occurs when there's too much bilirubin (a yellow pigment) in the blood, typically due to liver disease, hepatitis, or blocked bile ducts. The liver normally processes bilirubin, so liver dysfunction causes jaundice symptoms like yellowing of skin and eyes.