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NEET Biology MCQS Mock Test Paper 42
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1. Which of the following statement is false about Fabaceae?
It was earlier mentioned to as Papilionoideae
It is widely distributed across the world
It is common to find plants with fibrous root system here
It is a subfamily of family Leguminosae
2. Which of the following statement is false about Hilum?
Hilum lies underneath micropyle
Ccar over the seed coat
Growing seeds are attached to the fruit through the hilum
 All of the above
3. What is the fruit of wheat and rice called?
Follicle
Caryopsis
Siliqua
Achene
4. Which of the following is not an agricultural product?
Rice
Jute
 Alum
Cotton
5. Amoebiasis causes
Headache and cold
Dysentry
 Fever
Severe cold
6. Amoebiasis is caused by
Toxoplasma gondii
Entamoeba histolytica
Ascaris lumbricoides
 None of these
7. Entamoeba histolytica can be cultured in
Diamond’s medium
CLED medium
NNN medium
MacConkey agar
8. Presence of ingested RBCs is a characteristic feature of
Entamoeba histolytica
Dientamoeba fragilis
 Entamoeba coli
Iodamoeba butcheli
9. Â The most common site for amoebiasis is:
Cecum
Sigmoid colon
Transverse colon
Hepatic flexure
10. Amoebiasis is transmitted by
 Direct contact with dirty hands
Sexual contact
Faecal contamination of drinking water and food
All of these
11. Differentiation between pathogenic and non-pathogenic strains can be done by
Phagocytic activity
Use of genetic markers
Zymodeme analysis
All of these
12. Â In tissues, amoebiasis is treated with
 Tinidazole
Nitazoxanide
Metronidazole
Any of these
13. The karyosome of Entamoeba histolytica is
 liver
progressive
central
even
14. This statement is true about Thalassemia
 There is a type of thalassemia depending on the number of mutations in genes
It is caused by mutations in the DNA of cells which make up the haemoglobin
Mild thalassemia may not need treatment
All of these
15. This is not a symptom of Thalassemia disease
Abdominal cramps
Weakness and slow growth
Dark urine
Facial bone deformities
16. This type of thalassemia disease is Cooley anaemia
Alloimmunization
Beta-thalassemia
 Alpha-thalassemia
 None of these
17. Name the blood test which can detect if a person is a carrier of thalassemia
Prenatal testing
A complete blood count (CBC)
 A Reticulocyte Count
All of these
18. Treatment that can be given to thalassemia patients
Stem cell or bone marrow transplant
Blood transfusions
Iron chelation
All of the above
19. Â Possible complications of thalassemia
Infection
Iron overload
Only B
Both A and B
20. The complications that can occur in severe thalassemia is
Enlarged spleen
Bone deformities
 Problems with the heart
All of these
21. Â Factors leading to an increase in the risk of thalassemia disease
Certain ancestry
Family history of thalassemia
Only B
 Both A and B
22. This about alpha-thalassemia is correct
Number of gene mutations decide the severity of the condition
Haemoglobin fails to produce enough alpha protein in alpha-thalassemia
Alpha-thalassemia is common in South-east Asia, southern Asia, India etc
All of the above
23. This about beta-thalassemia is true
two genes are necessary to make beta-globin chains
Mutation of genes decide the severity of the condition
Beta thalassemia is a common condition in West Asia, North Africa and the Mediterranean islands
 All of these
24. Compared to genus, which of the following is less general in characters?
Family
 Species
Division
 Class
25. For wheat, which of the following combinations is correct?
Genus Triticum, family Poaceae, order Poales, Class Monocotyledonae
Genus Triticum, family Poaceae, order Poales, Class Dicotyledonae
Genus Triticum, family Poaceae, order Sapindales, Class Monocotyledonae
Genus Triticum, family Anacardiaceae, order Poales, Class Monocotyledonae
26. Regulation of cells’ activity takes place through
Flow of substances
 Flow of energy
 Flow of hormones
Flow of smoke
27. Â The correct sequence of taxonomic categories is:
 Species -> genus -> order -> phylum
 Species -> order -> genus-> kingdom
Genus -> species -> order -> kingdom
None of these
28. Taxonomic hierarchy refer to
Classification of species based on the fossil record
 A list of botanists or zoologists who have worked on the taxonomy of a species or group
 a group of senior taxonomists who decide the nomenclature of animals and plants
Stepwise arrangement of all categories for classification of animals and plants
29. Â Which one of these categories has real existence?
 Species
Genus
 Kingdom
Phylum
30. A true species comprises of a population
 Interbreeding
Sharing the same niche
 Reproductively isolated
Feeding over the same food
31. Nicotiana sylvestris flowers only during long days while N.tabacum flowers only during short days. Under different photoperiods, they can be induced to flower at the same time and can be cross-fertilized to produce self-fertile offsprings. What is the best reason for considering Nicotiana sylvestris and N.tabacum as separate species?
They are reproductively distinct
They fail to interbreed in nature
They are physiologically different
They are distinct morphologically
32. Â One of the first acts in taxonomy is
Identification
Description
 Naming
 Classification
33. The main hormone secreted by the Thyroid gland
T4
 T3
(a) and (b) Both
TSH
34. Iodine deficiency can cause
Goitre
Thyroid cancer
Solitary thyroid nodules
Thyroiditis
35. Grave’s disease or Basedow’s disease is due to
Hyperactivity of adrenal cortex
Hypoactivity of the thyroid gland
Hyperactivity of thyroid gland
 Hypoactivity of islets of Langerhans
36. The four small glands in the thyroid gland are known as
Adrenal gland
Pineal gland
Parathyroid gland
 Endocrine and exocrine gland
37. Sometimes, the thyroid symptoms are mistaken for which condition?
Menopause
Posttraumatic stress
Pregnancy
Crohn’s disease
38. Medications for hypothyroidism include treatment that:
Replaces insulin
 Replaces ADH
 Replaces TH
Replaces surfactant
39. Which of these diseases is not related to thyroid glands?
Cretinism
Myxoedema
Goitre
Acromegaly
40. In chronically deficient patients, this abnormality is directly related to the enlargement of the thyroid gland
Impaired conversion of T3 and T4
Reduced activity of thyroperoxidase
Elevated levels of TSH
An antibody that binds to the TSH receptor in the thyroid gland
41. _____ encloses thyroid, responsible for its movement during swallowing
 Prevertebral fascia
Pretracheal fascia
Investing layer of the deep cervical fascia
Superficial fascia
42. This condition of chronic inflammation of the thyroid leading to under-activity is
Thyroiditis
Goitre
Hypothyroidism
Hyperthyroidism
43. Coronary artery disease (CAD) can be determined by this test
 Cardiac catherization
Electrocardiogram
Treadmill stress test
all of these
44. The modifiable risk factor associated with coronary artery disease is
Age
Obesity
 Heredity
Gender
45. This is one of the symptoms of Coronary artery disease
 Sleep problems
Headache
Diarrhoea
Pain or discomfort in the chest, lower jaw or arms
46. If a stent is not used in a few cases who have coronary angioplasty done, the artery tends to narrow down or get blocked again in 6 months. This is more likely to happen if:
one smokes
one has unstable angina before the procedure
one has diabetes
all of these
47. Coronary angioplasty, part of CAD’s treatment involves:
 A new part of artery replaces the blocked section
to expand artery, medication is used
 inflation of a tiny balloon inside an artery
 None of these
48. Doctors place a stent inside the artery during angioplasty. A stent is a
 A new fragment of the artery
A wire mesh tube
A cotton tube
 A slow-release medicine capsule
49. The __________ branches into Circumflex artery and left anterior descendary artery
 Left main coronary artery
right marginal artery
Posterior descendary artery
None of these
50. One of these is not a symptom of acute coronary syndrome
ST Segment elevation myocardial infarction
Non ST segment elevation myocardial infarction
unstable angina
No episodes of dyspnea
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