Genetics Questions for NEET. We covered all the Genetics Questions for NEET in this post for free so that you can practice well for the exam.
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MCQ on Genetics for NEET Students
Which of the following blood cell secretes histamine, serotonin, and heparin?
(A) Neutrophil
(B) T-lymphocyte
(C) Killer cell
(D) Basophil
Option d – Basophil
A decrease in blood pressure/volume will NOT cause the release of
(A) renin
(B) atrial natriuretic factor
(C) aldosterone
(D) ADH
Option b – atrial natriuretic factor
Study the following statements and select the correct option. Statement I: Human skull is dicondylic. Statement II: Human skull consists of 22 bones.
(A) Statement I is correct and Statement II is incorrect.
(B) Statement II is correct and Statement I is incorrect.
(C) Both statements I and II are correct.
(D) Both statements I and II are incorrect.
Option c – Both statements I and II are correct.
From the following identify the muscle disorder.
(A) Rheumatoid arthritis
(B) Osteoporosis
(C) Myasthenia gravis
(D) Gout
Option c – Myasthenia gravis
Identify the INCORRECT pair.
(A) Hinge joint – between Humerus and Pectoral girdle
(B) Pivot joint – between atlas and axis
(C) Gliding joint – between the carpals
(D) Saddle joint – between carpals and metacarpals of thumb
Option a – Hinge joint – between Humerus and Pectoral girdle
From the following identify the regions of the brain that is INCORRECTLY paired with their function.
(A) Medulla oblongata – Homeostatic control
(B) Cerebellum – Language comprehension
(C) Corpus callosum – Communication between the left and the right cerebral cortices
(D) Cerebrum – Calculation and contemplation
Option b – Cerebellum – Language comprehension
Identify the part of the human brain that is concerned with the regulation of body temperature.
(A) Cerebellum
(B) Cerebrum
(C) Hypothalamus
(D) Medulla oblongata
Option c – Hypothalamus
Which of the following statements is CORRECT?
(A) Receptors do not produce graded potentials.
(B) Nociceptors respond to changes in pressure.
(C) Meissner’s corpuscles are thermoreceptors.
(D) Photoreceptors in the human eye are depolarized during darkness and become hyperpolarized in response to the light stimulus.
Option d – Photoreceptors in the human eye are depolarized during darkness and become hyperpolarized in response to the light stimulus.
Which of the following gland secretes GnRH?
(A) Parathyroid
(B) Hypothalamus
(C) Thyroid
(D) Pituitary
Option b – Hypothalamus
Complete the following analogy. Cortisol: Stimulates erythropoiesis:: Oxytocin: ……….
(A) Skin pigmentation
(B) Resorption of calcium ions
(C) Stimulates contraction of the uterus
(D) Reabsorption of water
Option c – Stimulates contraction of the uterus
From the following which one is NOT a peptide hormone?
(A) Insulin
(B) Glucagon
(C) Oxytocin
(D) Cortisol
Option d – Cortisol
What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?
(A) In the absence of HCI secretion, inactive pepsinogen is not converted into active enzyme pepsin.
(B) Gastric juice will be deficient in chymosin.
(C) Enterokinase will not release from duodenal mucosa so trypsinogen is not converted to trypsin.
(D) Gastric juice will be deficient in pepsinogen.
Option a – In the absence of HCI secretion, inactive pepsinogen is not converted into active enzyme pepsin.
Fructose is absorbed into the blood through mucosa cells of the intestine by a process called
(A) active transport
(B) facilitated transport
(C) simple diffusion
(D) co-transport mechanism
Option b – facilitated transport
Anxiety and eating spicy food together in an otherwise normal human may lead to
(A) indigestion
(B) jaundice
(C) diarrhea
(D) hyperthermia
Option a – indigestion
Identify the volume of air inspired or expired by a healthy man per minute.
(A) 1000 ml – 1100 ml
(B) 2500 ml – 3000 ml
(C) 6000 ml – 8000 ml
(D) 400 ml – 500 ml
Option c – 6000 ml – 8000 ml
Identify the feature that is NOT present in the phylum Arthropoda.
(A) Parapodia
(B) Chitinous exoskeleton
(C) Jointed appendages
(D) Metameric segmentation
Option a – Parapodia
Identify the taxon mentioned that represents both marine and freshwater species.
(A) Echinoderms
(B) Ctenophora
(C) Cephalochordata
(D) Cnidaria
Option d – Cnidaria
The cells lining the blood vessels belong to the category of
(A) smooth muscle tissue
(B) squamous epithelium
(C) columnar epithelium
(D) connective tissue
Option b – squamous epithelium
Which of the following is correctly stated as happens in the common cockroach?
(A) The food is ground by mandibles and gizzards.
(B) Malpighian tubules are excretory organs projecting out from the colon.
(C) Oxygen is transported by hemoglobin in the blood.
(D) A nitrogenous excretory product is urea.
Option a – The food is ground by mandibles and gizzards.
Which one is the most abundant protein in the animal world? ( Genetics Questions for NEET )
(A) Trypsin
(B) Haemoglobin
(C) Collagen
(D) Insulin
Option c – Collagen
Which one of the following statements is INCORRECT?
(A) A competitive inhibitor reacts reversibly with the enzyme to form an enzyme inhibitor complex.
(B) In competitive inhibition, the inhibitor molecule is not chemically changed by the enzyme.
(C) The competitive inhibitor does not affect the rate of breakdown of the enzyme-substrate complex.
(D) The presence of the competitive inhibitor decreases the K of the enzyme for the substrate.
Option d – The presence of the competitive inhibitor decreases the K of the enzyme for the substrate.
From the following identify the CORRECT statement.
(A) All mammals are viviparous.
(B) All cyclostomes do not possess jaws and paired fins.
(C) All reptiles have a three-chambered heart.
(D) All Pisces have gills covered by an operculum.
Option b – All cyclostomes do not possess jaws and paired fins
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