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AFMC Biology Mock Test - 2 - NEET MCQ


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30 Questions MCQ Test AFMC Mock Test Series 2025 - AFMC Biology Mock Test - 2

AFMC Biology Mock Test - 2 for NEET 2024 is part of AFMC Mock Test Series 2025 preparation. The AFMC Biology Mock Test - 2 questions and answers have been prepared according to the NEET exam syllabus.The AFMC Biology Mock Test - 2 MCQs are made for NEET 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for AFMC Biology Mock Test - 2 below.
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AFMC Biology Mock Test - 2 - Question 1

Largest gland in human body is:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 1

Largest gland in human body is liver and Thyroid is largest endocrine gland.Liver Function Tests: Approaches to Liver Disease -Narayana Health

 

AFMC Biology Mock Test - 2 - Question 2

Lathyrism due to consumption of khesri dal is characterised by:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 2
  • Lathyrism is a neurotoxic disorder caused by eating certain legumes of the genus Lathyrus.
    It is due to the lathyrogen present in them which are basically the derivatives of amino acids.
  • This disease leads to progressive weakness and stiffness, prickling/tingling sensations, and alterations in the collagen cross-links that ultimately lead to alterations in the bone material and pattern and therefore leads to skeletal deformities.
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AFMC Biology Mock Test - 2 - Question 3

Secretion of gastric juice is controlled by:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 3

The parasympathetic nervous system, via the vagus nerve, and the hormone gastrin stimulate the parietal cell to produce gastric acid, both directly acting on parietal cells and indirectly, through the stimulation of the secretion of the hormone histamine from enterochromaffin-like cells (ECL).

Control of Gastric Secretions:
gastric secretions

AFMC Biology Mock Test - 2 - Question 4

Glissonian cirrhosis is a disease related to:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 4

Cirrhosis: A degenerative disease of the liver, marked by an excessive formation of tissue and contraction of the organ, usually brought on by chronic alcohol abuse. — cirrhotic.

AFMC Biology Mock Test - 2 - Question 5

Power of regeneration is poor in:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 5

Brain cells (neurones) do not regenerate because centriole is not found in neurones.

AFMC Biology Mock Test - 2 - Question 6

Which part of the mammalian alimentary canal does NOT secrete any enzyme?

Detailed Solution for AFMC Biology Mock Test - 2 - Question 6

The part of alimentary canal which does not secrete any enzyme is Oesophagus.

AFMC Biology Mock Test - 2 - Question 7

Ammonia is formed inside

Detailed Solution for AFMC Biology Mock Test - 2 - Question 7

Ammonia is rapidly removed from the circulation in the liver, converted into a water soluble compound known as urea. Ammonia is toxic to the CNS because it reacts with the α-ketoglutarate to form glutamate.

AFMC Biology Mock Test - 2 - Question 8

The chief contribution of mitosis is in:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 8
  • Mitosis is a process where a single cell divides into two identical daughter cells (cell division).
  • During mitosis one cell divides once to form two identical cells. The major purpose of mitosis is for growth and to replace worn out cells.

5,814 BEST Mitosis IMAGES, STOCK PHOTOS & VECTORS | Adobe Stock

AFMC Biology Mock Test - 2 - Question 9

Phagocytic cells of liver are called:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 9
  • Kupffer cells, the resident macrophage in the liver, comprise the largest population of resident tissue macrophages in the body.
  • It comprises the major phagocytic activity of what was classically termed the reticular-endothelial system and now more properly called the mononuclear phagocytic system (139).
AFMC Biology Mock Test - 2 - Question 10

The ciliated epithelium in our body may be found in

Detailed Solution for AFMC Biology Mock Test - 2 - Question 10

The ciliated epithelium in trachea, is in fact pseudostratified ciliated epithelium having long ciliated columnar cells and short cuboidal cells.

AFMC Biology Mock Test - 2 - Question 11

The colour of chromoplast can be:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 11

Plastid is an important site for the manufacture and storage of chemical compounds used by the cells of autotrophic organisms.

  • Chromoplast is a plastid that consists of red, yellow and orange coloured pigments. They are usually found in fruits, flowers, roots, and aged leaves which gives distinct colours to these plant parts.
  • The chromoplasts contain a pigment called lycopene, which is present in the form of crystals within the lumina of membrane sacs.

So, the correct answer is 'All of the above'.

AFMC Biology Mock Test - 2 - Question 12

Maximum amount of iodine occurs in:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 12

The iodine-replete healthy adult has about 15–20 mg of iodine, 70%–80% of which is contained in the thyroid.

AFMC Biology Mock Test - 2 - Question 13

Glucagon hormone:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 13

Insulin decrease the blood glucose level and Glucagon increase the blood glucose level hence they have opposite effect to each other.

AFMC Biology Mock Test - 2 - Question 14

Regeneration can occur throughout the human life in:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 14

Throughout your life, your skin will change constantly, for better or worse. In fact, your skin will regenerate itself approximately every 27 days.

AFMC Biology Mock Test - 2 - Question 15

Reticulocytes are:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 15

Reticulocytes are immature red blood cells (RBCs). In the process of erythropoiesis, red blood cell formation, reticulocytes developed and mature in the bone marrow and then circulate for about a day in the bloodstream before developing into mature red blood cells.

AFMC Biology Mock Test - 2 - Question 16

Who coined the term 'Homo sapiens'?

Detailed Solution for AFMC Biology Mock Test - 2 - Question 16

Homo sapiens is the scientific name of human, termed by the father of modern biological classification Carolus Linnaeus in 1758.

AFMC Biology Mock Test - 2 - Question 17

Pureline breeds refer to:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 17

The pure line is true-breeding genotypes:

  • A line that has been rendered homozygous for all genes under consideration in successive generations.
  • A line in which homozygous individuals produce only homozygous offspring like parents.

Thus, pure line breed refers to homozygosity only.

AFMC Biology Mock Test - 2 - Question 18

Gynecomastia is found in:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 18

Klinefelter's Syndrome: XXY
The presence of 2 X Chromosomes causes the appearance of feminine characters in this male.
Example: Gynecomastia

AFMC Biology Mock Test - 2 - Question 19

During which disorder the blood clotting is delayed?

Detailed Solution for AFMC Biology Mock Test - 2 - Question 19

In haemophilia a protien is absent in affected individual which helps in blood clotting due to which simple cut results in nonstop bleeding.

AFMC Biology Mock Test - 2 - Question 20

A couple has 6 children, 5 are girls and 1 is a boy. The percentage of having a girl child next time is:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 20
  • There will be 50% chances because the sex of foetus depends on the male not on female and the male has two types of sex chromosomes 'X and Y'.
  • If X fuses with female gamete than it will produce a girl child and if Y fuses with the female gamete then it will produce a boy child.
AFMC Biology Mock Test - 2 - Question 21

Cell-tissue organisation occurs in:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 21
  • Liver fluke belongs to Platyhelminthes which is having an organ level of organization.
  • Sponges having a cellular level of organization
  • Starfish belongs to echinoderms having an organ system level of organization.
AFMC Biology Mock Test - 2 - Question 22

What is CORRECT about Taenia?

Detailed Solution for AFMC Biology Mock Test - 2 - Question 22

Taenia is bisexual animal and mature proglottides have both male and female reproductive organ.

AFMC Biology Mock Test - 2 - Question 23

An enterocoelomate invertebrate group is:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 23

Echinodermata are exclusively marine organisms.
Example: Sea cucumbers, Sea urchins, Sand dollars, and Brittle stars.

To date, no fresh water or terrestrial echinoderms are known.

AFMC Biology Mock Test - 2 - Question 24

Sound box of birds is called

Detailed Solution for AFMC Biology Mock Test - 2 - Question 24

The syrinx  is the vocal organ of birds. Located at the base of a bird's trachea, it produces sounds without the vocal folds of mammals.

AFMC Biology Mock Test - 2 - Question 25

Body cavity lined by mesoderm is:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 25

Coelomate animals or Coelomata (also known as eucoelomates — "true coelom") have a body cavity called a coelom with a complete lining called peritoneum derived from mesoderm (one of the three primary tissue layers).

Body Cavities:
Untitled Document

AFMC Biology Mock Test - 2 - Question 26

Eutherians are characterised by:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 26
  • Placental mammal, (infraclass Eutheria), any member of the mammalian group characterized by the presence of a placenta, which facilitates the exchange of nutrients and wastes between the blood of the mother and that of the fetus.
  • The placentals include all living mammals except marsupials and monotremes.
AFMC Biology Mock Test - 2 - Question 27

Common bath sponge is:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 27

Euspongia is the scientific name of common bath sponge.

Euspongia:
Bath Sponge (Euspongia) - Phlyum 101

AFMC Biology Mock Test - 2 - Question 28

Mucus helps frog in forming

Detailed Solution for AFMC Biology Mock Test - 2 - Question 28

Mucus helps frog in forming moist skin as skin is its respiratory organ.

AFMC Biology Mock Test - 2 - Question 29

Pearl producing Indian species is:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 29
  • The important species producing good quality of pearl are Pinctada vulgaris (schumachar), Pinctada marigavitifera (Linn), Pinctada chemnitzi (Philippi), Pinctada anamioides (Reeve) and Pinctada alropurpurea (Dunker).
  • All these species are Marine and it is the marine forms which produce the pearl of fine quality.
AFMC Biology Mock Test - 2 - Question 30

Animals devoid of respiratory, excretory and circulatory organs are:

Detailed Solution for AFMC Biology Mock Test - 2 - Question 30

Sponges belong to Porifera and it exhibits a cellular level of organization.
Hence, it is devoid of respiratory, excretory, and circulatory organs.

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