Dear Readers,

NEET is the most famous and important medical entrance examination held in our country. This exam is an objective type, an offline test which includes 4 sections namely– Physics, Chemistry, Botany, and Zoology. The maximum marks that can be scored are 720 marks and have 180 questions. About half of the paper consists of questions from Biology, as the NEET exam essentially focuses on capacitating students to go for seats in medical courses. One of the most significant and crucial sections in the NEET exam is of Biology. It comprises of theories, descriptions, discoveries, diagrams, definitions, explanations of differences, and relations. The majority of the topics covered in the NEET syllabus are from the NCERT syllabus of Class 11 & 12 and other related sources become part of the rest of the syllabus. Clear Exam curates a list of articles selected by professionals who recommend the highly vital topics for NEET exams. The table below takes you directly to the respective topic where the in-depth article and the MCQs are available for an easy and productive learning experience. Prior to solving NEET question papers or practicing mock tests, you must ensure to study the basic concepts in NEET and practice a few sample questions related to this exam. Students will be covered for all their studies as the topics are available from basics to even the most advanced..
Q1. Chagas disease is caused by
  •  Trypanosomagambiense
  •  Plasmodium sp.
  •  Trypanosome cruzi
  •  Treponemapallidum
Chagas disease (American Trypanosomiasis) is caused by Trypanosomacruzi and spreads by assain or kissing bug (Panstrongilus sp, Triatomasp.)

Q2.The disease filarial is transmitted by
  •  Tse-tse fly
  •  Sand fly
  •  Culex
  •  Anopheles
The disease filaria (elephantiasis) is transmitted by Culex mosquito (female). Wuchereriabancrofit causes filariasis.

Q3.  Who stated that human population grows gemoretrically?
  •  Malthus
  •  Darwin
  •  Cannon
  •  Lamarck
Malthus calculate that though the number of organisms can increase geometrically (1, 2, 4, 8, 16,……), their food supply increases artithmetically (1, 2, 3, 4,….).

Q4. ‘Lock jaw’ is another name of
  •  Malaria
  •  Kala-azar
  •  Tetanus
  •  Diphtheria
Tetanus is also known as ‘lock jaw’ disease. It is caused by the bacteria Clostridium tetani
Q5.When a person dies after stung by bee followed by the administration of penicillin, death may be due to
  •  Prophylactic shock
  •  Anaphylactic shock
  •  Autoimmunity
  •  Sedation
When a specific allergen (penicillin) is injected directly into the circulation, the allergen can react with basophils of the blood and mast cells in the tissues located immediately outside the small blood vessels, if the basophils and mast cells have been sensitized by attachment of IgE region. This is called anaphylactic shock. An occasional person who experiences this reaction dies of circulatory shock within a few minutes unless treated with epinephrine to oppose the effects of histamine.

Q6. Which one of the following is correctly matched?
  •  Body louse - Typhoid
  •  House fly- Yellow fever
  •  Anopheles- Malaria
  •  Aedes-Plague
Malaria is widely known human disease caused by infection with pathogenic protozoan, the Plasmodium. Female Anopheles mosquitoes transmit Plasmodium from person to person.

Q7.T-lymphocyte is produced in
  • Bone marrow
  •  Spleen
  •  Pancreas
  •  Thymus
T-lymphocytes develop in bone marrow from lymphatic stem cells and then young lymphocytes migrate in the thymus. Afterwards, they pass on to all the lymphoid tissue of the body and get lodged there.

Q8.Which one of the following techniques is used for the detection of cancers?
  • Magnetic Resonance Imaging (MRI)
  •  Radiography (X-ray)
  •  Computed Tomography (CT)
  •  All of the above
Techniques like radiography (Use of X-rays). CT (Computed Tomography) and MRI (Magnetic Resonance Imaging) are very useful to detect cancers of the internal organs

Q9.Which of the following disease caused internal bleeding, muscular pain, fever, anaemia and blockage of the intestinal passage?
  •  Ascariasis
  •  Filariasis
  •  Amoebiasis
  •  Trypanosomiasis
Symptoms of ascariasis disease includes internal bleeding, muscular pain, fever anaemia and blockage of the intestinal passage. Ascariasis is caused by an endoparasite of human, Ascaris lumbricoids commonly called roundworm

Q10. Virus-infected cells secrete proteins called
  •  Enzyme
  •  Interferon
  •  Hormone
  •  Antibody
Interferon. Interferons block viral reproduction in healthy cells

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