Biology MDCAT MCQs: Practice Questions

Biology MDCAT MCQS: Practice Questions

Are you dreaming of getting into your favourite medical university? You're closer than you think to make that dream a reality. All that stands between you and your dream is one entrance test. The Medical and Dental College Admission Test (MDCAT) is the required exam for aspiring medical students in Pakistan. This standardized test is based on multiple-choice questions (MCQs).To do well in the MDCAT 2024, practicing plenty of MCQs for each subject is important. Biology, the largest section of the MDCAT, makes up 34% of the exam with 68 MCQs. Focusing on this section can greatly improve your chances of success.

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MDCAT MCQs of Biology

To check your preparation, below is a free Biology MDCAT MCQS online test. Attempt these questions and then check your answers to evaluate your strengths and weaknesses for the MDCAT 2024.

1. Which part of the hindbrain is responsible in regulating breathing patterns?
   1. Medulla oblongata
   2. Cerebellum
   3. Brain stem
   4. Pons
2. When a neuron’s membrane potentials are between – 70 mV and – 90 mV, it is said to be in a state of:
   1. Depolarization
   2. Hyperpolarization
   3. Repolarization
   4. No polarization
3. Addison’s disease occurs because of the under-secretion of which hormone?
   1. Antidiuretic hormone
   2. Aldosterone
   3. Corticosterone
   4. Melanocyte-stimulating hormone
4. Diffuse nervous system is present in which animal group?
   1. Platyhelminthes
   2. Annelida
   3. Cnidaria
   4. Porifera
5. Human immunodeficiency virus attacks which of the following cells for its multiplication?
   1. Neutrophils
   2. Macrophages
   3. Cytotoxic T cells
   4. Helper T cells
6. Carbon dioxide enters the leaf through:
   1. Chloroplasts
   2. Mesophyll
   3. Thylakoids
   4. Stomata
7. Which of the following is respiratory fuel?
   1. Sucrose
   2. Glucose
   3. Galactose
   4. Mannose
8. Lysosomes originate from which cell organelle?
   1. Rough endoplasmic reticulum
   2. Smooth endoplasmic reticulum
   3. Golgi apparatus
   4. Cell membrane
9. Neurilemma cells are also known as?
   1. Photoreceptors
   2. Odontoblasts
   3. Ganglion
   4. Schwann cells
10. An activated enzyme consisting of polypeptide chain and a cofactor is called?
    1. Apoenzyme
    2. Holoenzyme
    3. Conjugated enzyme
    4. Hybrid enzyme
11. Hunger contractions are of which type?
    1. Antiperistalsis
    2. Peristalsis
    3. Voluntary
    4. Involuntary
12. Humerus makes a ball and socket joint with:
    1. Clavicle
    2. Sternum
    3. Innominate
    4. Scapula
13. A chemical which is applied on nonliving surface in order to control bacteria is called:
    1. Disinfectants
    2. Antiseptic
    3. Vaccines
    4. Antibiotics
14. Iliac vein from the lower limb’s unit to form:
    1. Vena cava
    2. Renal vein
    3. Hepatic portal vein
    4. Cardiac vein
15. A bacterial cell envelop does not include:
    1. Slime
    2. Capsule
    3. Cell wall
    4. Cell membrane
16. Rugae are:
    1. Gastric folds
    2. Intestinal folds
    3. Colonic folds
    4. Oesophageal folds
17. During a muscular contraction, which of the following elements maintains constant length?
    1. I band
    2. H zone
    3. A band
    4. Sarcomere
18. Glycolysis takes place in?
    1. Nucleus
    2. Cytosol
    3. Mitochondria
    4. Ribosomes
19. What is the interaction between genes occupying different loci known as?
    1. Dominance
    2. Pleiotropy
    3. Epistasis
    4. None of these
20. The largest lymphoid tissue of body is
    1. Spleen
    2. Liver
    3. Bone marrow
    4. Tonsils

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Frequently Asked Questions

What is the MDCAT, and why is it important?

The MDCAT (Medical and Dental College Admission Test) is an exam that students in Pakistan must take to get into medical or dental colleges. It tests knowledge in subjects like Biology, Chemistry, Physics, and English.The MDCAT exam is important because doing well on it can make a big difference in getting into a good medical college and pursuing a successful career in medicine or dentistry.

What topics are covered in the Biology MDCAT MCQs?

The MDCAT Biology MCQs cover a comprehensive range of topics essential for understanding the human body, life sciences, and the fundamental principles that underlie biological processes. You can find the detailed syllabus for MDCAT Biology here: MDCAT PMDC Syllabus 2024

How many MCQs of Biology are in MDCAT?

Biology, the largest section of the MDCAT, makes up 34% of the exam with 68 MCQs.

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