NEET Test Series-2021/NEET Biology MCQS Mock Test Paper 42 Sample Test,Sample questions

Question:
A true species comprises of a population

1. Interbreeding

2.Sharing the same niche

3. Reproductively isolated

4.Feeding over the same food

Posted Date:-2021-02-22 07:21:45


Question:
Amoebiasis causes

1.Headache and cold

2.Dysentry

3. Fever

4.Severe cold

Posted Date:-2021-02-22 07:21:45


Question:
Amoebiasis is caused by

1.Toxoplasma gondii

2.Entamoeba histolytica

3.Ascaris lumbricoides

4. None of these

Posted Date:-2021-02-22 07:21:45


Question:
Amoebiasis is transmitted by

1. Direct contact with dirty hands

2.Sexual contact

3.Faecal contamination of drinking water and food

4.All of these

Posted Date:-2021-02-22 07:21:45


Question:
 Factors leading to an increase in the risk of thalassemia disease

1.Certain ancestry

2.Family history of thalassemia

3.Only B

4. Both A and B

Posted Date:-2021-02-22 07:21:45


Question:
 In tissues, amoebiasis is treated with

1. Tinidazole

2.Nitazoxanide

3.Metronidazole

4.Any of these

Posted Date:-2021-02-22 07:21:45


Question:
 One of the first acts in taxonomy is

1.Identification

2.Description

3. Naming

4. Classification

Posted Date:-2021-02-22 07:21:45


Question:
 Possible complications of thalassemia

1.Infection

2.Iron overload

3.Only B

4.Both A and B

Posted Date:-2021-02-22 07:21:45


Question:
 The correct sequence of taxonomic categories is:

1. Species -> genus -> order -> phylum

2. Species -> order -> genus-> kingdom

3.Genus -> species -> order -> kingdom

4.None of these

Posted Date:-2021-02-22 07:21:45


Question:
 The most common site for amoebiasis is:

1.Cecum

2.Sigmoid colon

3.Transverse colon

4.Hepatic flexure

Posted Date:-2021-02-22 07:21:45


Question:
 Which one of these categories has real existence?

1. Species

2.Genus

3. Kingdom

4.Phylum

Posted Date:-2021-02-22 07:21:45


Question:
Compared to genus, which of the following is less general in characters?

1.Family

2. Species

3.Division

4. Class

Posted Date:-2021-02-22 07:21:45


Question:
Coronary angioplasty, part of CAD’s treatment involves:

1. A new part of artery replaces the blocked section

2.to expand artery, medication is used

3. inflation of a tiny balloon inside an artery

4. None of these

Posted Date:-2021-02-22 07:21:45


Question:
Coronary artery disease (CAD) can be determined by this test

1. Cardiac catherization

2.Electrocardiogram

3.Treadmill stress test

4.all of these

Posted Date:-2021-02-22 07:21:45


Question:
Differentiation between pathogenic and non-pathogenic strains can be done by

1.Phagocytic activity

2.Use of genetic markers

3.Zymodeme analysis

4.All of these

Posted Date:-2021-02-22 07:21:45


Question:
Doctors place a stent inside the artery during angioplasty. A stent is a

1. A new fragment of the artery

2.A wire mesh tube

3.A cotton tube

4. A slow-release medicine capsule

Posted Date:-2021-02-22 07:21:45


Question:
Entamoeba histolytica can be cultured in

1.Diamond’s medium

2.CLED medium

3.NNN medium

4.MacConkey agar

Posted Date:-2021-02-22 07:21:45


Question:
For wheat, which of the following combinations is correct?

1.Genus Triticum, family Poaceae, order Poales, Class Monocotyledonae

2.Genus Triticum, family Poaceae, order Poales, Class Dicotyledonae

3.Genus Triticum, family Poaceae, order Sapindales, Class Monocotyledonae

4.Genus Triticum, family Anacardiaceae, order Poales, Class Monocotyledonae

Posted Date:-2021-02-22 07:21:45


Question:
Grave’s disease or Basedow’s disease is due to

1.Hyperactivity of adrenal cortex

2.Hypoactivity of the thyroid gland

3.Hyperactivity of thyroid gland

4. Hypoactivity of islets of Langerhans

Posted Date:-2021-02-22 07:21:45


Question:
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:

1.one smokes

2.one has unstable angina before the procedure

3.one has diabetes

4.all of these

Posted Date:-2021-02-22 07:21:45


Question:
In chronically deficient patients, this abnormality is directly related to the enlargement of the thyroid gland

1.Impaired conversion of T3 and T4

2.Reduced activity of thyroperoxidase

3.Elevated levels of TSH

4.An antibody that binds to the TSH receptor in the thyroid gland

Posted Date:-2021-02-22 07:21:45


Question:
Iodine deficiency can cause

1.Goitre

2.Thyroid cancer

3.Solitary thyroid nodules

4.Thyroiditis

Posted Date:-2021-02-22 07:21:45


Question:
Which of the following statement is false about Fabaceae?

1.It was earlier mentioned to as Papilionoideae

2.It is widely distributed across the world

3.It is common to find plants with fibrous root system here

4.It is a subfamily of family Leguminosae

Posted Date:-2021-02-22 07:21:45


Question:
Medications for hypothyroidism include treatment that:

1.Replaces insulin

2. Replaces ADH

3. Replaces TH

4.Replaces surfactant

Posted Date:-2021-02-22 07:21:45


Question:
Name the blood test which can detect if a person is a carrier of thalassemia

1.Prenatal testing

2.A complete blood count (CBC)

3. A Reticulocyte Count

4.All of these

Posted Date:-2021-02-22 07:21:45


Question:
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?

1.They are reproductively distinct

2.They fail to interbreed in nature

3.They are physiologically different

4.They are distinct morphologically

Posted Date:-2021-02-22 07:21:45


Question:
One of these is not a symptom of acute coronary syndrome

1.ST Segment elevation myocardial infarction

2.Non ST segment elevation myocardial infarction

3.unstable angina

4.No episodes of dyspnea

Posted Date:-2021-02-22 07:21:45


Question:
Presence of ingested RBCs is a characteristic feature of

1.Entamoeba histolytica

2.Dientamoeba fragilis

3. Entamoeba coli

4.Iodamoeba butcheli

Posted Date:-2021-02-22 07:21:45


Question:
Regulation of cells’ activity takes place through

1.Flow of substances

2. Flow of energy

3. Flow of hormones

4.Flow of smoke

Posted Date:-2021-02-22 07:21:45


Question:
Sometimes, the thyroid symptoms are mistaken for which condition?

1.Menopause

2.Posttraumatic stress

3.Pregnancy

4.Crohn’s disease

Posted Date:-2021-02-22 07:21:45


Question:
Taxonomic hierarchy refer to

1.Classification of species based on the fossil record

2. A list of botanists or zoologists who have worked on the taxonomy of a species or group

3. a group of senior taxonomists who decide the nomenclature of animals and plants

4.Stepwise arrangement of all categories for classification of animals and plants

Posted Date:-2021-02-22 07:21:45


Question:
The complications that can occur in severe thalassemia is

1.Enlarged spleen

2.Bone deformities

3. Problems with the heart

4.All of these

Posted Date:-2021-02-22 07:21:45


Question:
The four small glands in the thyroid gland are known as

1.Adrenal gland

2.Pineal gland

3.Parathyroid gland

4. Endocrine and exocrine gland

Posted Date:-2021-02-22 07:21:45


Question:
The karyosome of Entamoeba histolytica is

1. liver

2.progressive

3.central

4.even

Posted Date:-2021-02-22 07:21:45


Question:
The main hormone secreted by the Thyroid gland

1.T4

2. T3

3.(a) and (b) Both

4.TSH

Posted Date:-2021-02-22 07:21:45


Question:
The modifiable risk factor associated with coronary artery disease is

1.Age

2.Obesity

3. Heredity

4.Gender

Posted Date:-2021-02-22 07:21:45


Question:
The __________ branches into Circumflex artery and left anterior descendary artery

1. Left main coronary artery

2.right marginal artery

3.Posterior descendary artery

4.None of these

Posted Date:-2021-02-22 07:21:45


Question:
This about alpha-thalassemia is correct

1.Number of gene mutations decide the severity of the condition

2.Haemoglobin fails to produce enough alpha protein in alpha-thalassemia

3.Alpha-thalassemia is common in South-east Asia, southern Asia, India etc

4.All of the above

Posted Date:-2021-02-22 07:21:45


Question:
This about beta-thalassemia is true

1.two genes are necessary to make beta-globin chains

2.Mutation of genes decide the severity of the condition

3.Beta thalassemia is a common condition in West Asia, North Africa and the Mediterranean islands

4. All of these

Posted Date:-2021-02-22 07:21:45


Question:
This condition of chronic inflammation of the thyroid leading to under-activity is

1.Thyroiditis

2.Goitre

3.Hypothyroidism

4.Hyperthyroidism

Posted Date:-2021-02-22 07:21:45


Question:
This is not a symptom of Thalassemia disease

1.Abdominal cramps

2.Weakness and slow growth

3.Dark urine

4.Facial bone deformities

Posted Date:-2021-02-22 07:21:45


Question:
This is one of the symptoms of Coronary artery disease

1. Sleep problems

2.Headache

3.Diarrhoea

4.Pain or discomfort in the chest, lower jaw or arms

Posted Date:-2021-02-22 07:21:45


Question:
This statement is true about Thalassemia

1. There is a type of thalassemia depending on the number of mutations in genes

2.It is caused by mutations in the DNA of cells which make up the haemoglobin

3.Mild thalassemia may not need treatment

4.All of these

Posted Date:-2021-02-22 07:21:45


Question:
This type of thalassemia disease is Cooley anaemia

1.Alloimmunization

2.Beta-thalassemia

3. Alpha-thalassemia

4. None of these

Posted Date:-2021-02-22 07:21:45


Question:
Treatment that can be given to thalassemia patients

1.Stem cell or bone marrow transplant

2.Blood transfusions

3.Iron chelation

4.All of the above

Posted Date:-2021-02-22 07:21:45


Question:
What is the fruit of wheat and rice called?

1.Follicle

2.Caryopsis

3.Siliqua

4.Achene

Posted Date:-2021-02-22 07:21:45


Question:
Which of the following is not an agricultural product?

1.Rice

2.Jute

3. Alum

4.Cotton

Posted Date:-2021-02-22 07:21:45


Question:
Which of the following statement is false about Hilum?

1.Hilum lies underneath micropyle

2.Ccar over the seed coat

3.Growing seeds are attached to the fruit through the hilum

4. All of the above

Posted Date:-2021-02-22 07:21:45


Question:
Which of these diseases is not related to thyroid glands?

1.Cretinism

2.Myxoedema

3.Goitre

4.Acromegaly

Posted Date:-2021-02-22 07:21:45


Question:
_____ encloses thyroid, responsible for its movement during swallowing

1. Prevertebral fascia

2.Pretracheal fascia

3.Investing layer of the deep cervical fascia

4.Superficial fascia

Posted Date:-2021-02-22 07:21:45


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