NEET Test Series-2021 to 2022/NEET Biology MCQ set 1 Sample Test,Sample questions

Question:
 “Glossina palpalis” is a vector for

1.Filariasis

2.Plague

3.Dengue

4.Gambian fever

Posted Date:-2021-12-04 10:46:55


Question:
 Categorization of epithelial tissue is based on this

1.function

2. type of matrix

3.structural modification

4. non voluntary or voluntary action

Posted Date:-2021-12-03 19:05:17


Question:
 Cell lining of the lumen of the fallopian tube is involved in ciliary action to transport the egg from the ovary to the uterus. The cytoskeleton structure responsible for this movement is

1.flagella

2.microfilaments

3.microtubules

4.intermediate filaments

Posted Date:-2021-12-03 23:24:24


Question:
 Dracunculiasis is caused by the ___________ worm and transmitted by the __________ vector

1.Dracunculus medinensis; freshwater crustacean

2.Dracunculus medinensis; mollusc

3. Mycobacterium ulcerans; freshwater crustacean

4.Mycobacterium ulcerans; mollusc

Posted Date:-2021-12-04 10:34:26


Question:
 Enterobiasis diseases is caused by

1.Hookworm

2.Filarial worm

3.Roundworm

4.Pinworm

Posted Date:-2021-12-04 10:41:00


Question:
 Foetal sex can be determined by examining cells from the amniotic fluid by looking for

1.Kinetochore

2.chiasmata

3.autosomes

4.barr bodies

Posted Date:-2021-12-04 11:14:01


Question:
 In a linear chromosome map distance between 4 loci is as follows a-b is 10%, a-d is 3%, b-c is 4% and a-c is 6%. The crossover frequency between c and d is

1.4-12%

2.3-6%

3.9%

4. 3%

Posted Date:-2021-12-04 00:04:00


Question:
 In Drosera, movement of tentacles are

1.Thermonastic

2.Photomastic

3.Seismonastic

4.Thigmonastic

Posted Date:-2021-12-04 11:23:01


Question:
 In these tissue cells, Lacunae are enclosed

1.Cartilage

2.Bone tissue

3.both (a) and (b)

4.muscular tissue

Posted Date:-2021-12-03 18:59:29


Question:
 Malformation of these cytoskeleton structures can be linked to an inability to contract muscle

1.microfilaments

2.microtubules

3.centrioles

4.intermediate filaments

Posted Date:-2021-12-03 23:38:38


Question:
 Nastic movements differ from tropic movements in being

1.Nondirectional

2.Movements of variation

3.Stimulated by chemicals

4.Directional

Posted Date:-2021-12-04 11:23:40


Question:
 Percentage of crossing over is more when

1.genes are located in a different cell

2.genes are not linked

3.linked genes are located close to each other

4.linked genes are located far apart from each other

Posted Date:-2021-12-03 23:58:30


Question:
 Tertiary roots are

1.negatively geotropic

2.ageotropic

3.positively geotropic

4.plagiogeotropic

Posted Date:-2021-12-04 11:20:17


Question:
 The pigment involved in red-far red light interconversion is

1.Lycopen

2.Phytochrome

3.Cytochrome

4.Xanthophyll

Posted Date:-2021-12-04 10:57:09


Question:
 The success of birth control programme in controlling population growth is dependant on

1.tubectomy

2. use of contraceptives

3.vasectomy

4. acceptability of the above by the people

Posted Date:-2021-12-04 11:12:34


Question:
 This cell lacks cytoskeleton

1.prokaryotic bacterial cells

2.eukaryotic plant cell

3.both (a) and (b)

4.prokaryotic and eukaryotic animal cells

Posted Date:-2021-12-03 23:41:20


Question:
 This influences the flowering process

1.Photoperiod

2.amount of green pigment

3. acidity of the soil

4.water in the soil

Posted Date:-2021-12-04 10:50:58


Question:
 This is a microfilament inhibitor

1.cytochalasin-B

2.colchicine

3.cinchonine

4.aspirin

Posted Date:-2021-12-03 23:39:27


Question:
 This is the reason why Mendel did not recognize linkage phenomenon in his experiments

1.he studied only pure plants

2.he did not have a powerful microscope

3.characters he studied were situated on different chromosomes

4.many chromosomes to handle

Posted Date:-2021-12-04 00:02:50


Question:
 This phase in the development of sperm has no counterpart in ovum-development

1.spermiogenesis

2.phase of multiplication

3.phase of growth

4.polar body formation

Posted Date:-2021-12-03 19:09:11


Question:
 What is the function of copper-T

1.stops oblituation of blastocoel

2.checks mutation

3.stops fertilization

4.stops zygote formation

Posted Date:-2021-12-04 11:09:49


Question:
 When the dark period of short day plants is interrupted by a brief exposure of light, then the plant

1.flowers immediately

2.will not flower at all

3.turns into a long day plant

4.gives more flowers

Posted Date:-2021-12-04 10:56:32


Question:
A plant that needs not less than 10 hours of light to flower is

1.Day neutral plant

2.Long day plant

3.Short day plant

4.None of the above

Posted Date:-2021-12-04 10:54:53


Question:
Absorptive heterotrophic nutrition is exhibited by

1.fungi

2.algae

3.pteridophytes

4.bryophytes

Posted Date:-2021-12-04 11:25:29


Question:
Action of contraceptive is

1.Prevention of ovulation and fertilization only

2.prevent ovulation only

3.prevent rapid passing of eggs in oviduct

4.prevention of ovulation, implantation and fertilization only

Posted Date:-2021-12-04 11:16:06


Question:
Action of cream and jelly is

1.entagles sperm

2.spermicidal and immobilizing the sperms also

3.enables sperms to reach towards ovum speedly

4. prevents the ova from being released

Posted Date:-2021-12-04 11:16:56


Question:
Action of vaginal diaphragm is

1.prevent the sperm to come in contact with ova

2.anti-implantational

3.spermicidal

4.prevent the ova to come in the uterus

Posted Date:-2021-12-04 11:14:44


Question:
African sleeping sickness or Gambiense fever is caused by

1.Leishmania

2.Trypanosoma

3.Entamoeba

4.Trichomonas

Posted Date:-2021-12-04 10:42:53


Question:
All of these are symptoms of Dracunculiasis infection except

1.Septic arthritis

2.Abscess

3.Facial redness

4.Tetanus

Posted Date:-2021-12-04 10:38:34


Question:
Alleles of different genes that are on the same chromosome can occasionally be separated by a phenomenon called

1.crossing over

2.continuous variation

3.epistasis

4.pleiotropy

Posted Date:-2021-12-04 00:00:03


Question:
An apparatus commonly used to demonstrate phototropism is

1.clinostat

2.heliotropic chamber

3.potometer

4.arc auxanometer

Posted Date:-2021-12-04 11:19:02


Question:
An important drug used for the treatment of malaria – Quinine is extracted from

1.Red ants

2.Calyx of cinnamon

3.Brak of tulsi

4.Brak of Cinchona

Posted Date:-2021-12-04 10:47:35


Question:
“Amoebiasis” or amoebic dysentery is caused by

1.Trypanosoma histolytica

2.Entamoeba histolytica

3.Entamoeba gingivalis

4.Plasmodium vivax

Posted Date:-2021-12-04 10:45:26


Question:
“Trypanosomiasis” is transmitted by or carrier of Trypanosoma inn man is

1.Fruit fly

2.Tse-tse fly

3.House fly

4.May fly

Posted Date:-2021-12-04 10:49:02


Question:
Cell lining of the lumen of the fallopian tube is involved in ciliary action to transport the egg from the ovary to the uterus. The cytoskeleton structure responsible for this movement is

1.flagella

2.microfilaments

3.microtubules

4.ntermediate filaments

Posted Date:-2021-12-03 23:20:12


Question:
Chenopodium oil is used in

1.Smallpox

2.Typhoid

3.Ascariasis

4.Tuberculosis

Posted Date:-2021-12-04 10:39:15


Question:
Crossing-over takes place in the

1.Diakinesis stage

2.Anaphase stage

3.Pachytene stage

4.Leptotene stage

Posted Date:-2021-12-03 23:56:48


Question:
Entamoeba gingivalis found in the buccal cavity of man causes

1.No disease

2.Pyrrhoea

3.Bronchitis

4.Amoebic dysentery

Posted Date:-2021-12-04 10:48:26


Question:
Factors that modify geotropic responses are

1. root and shoot apices, humidity and temperature

2. root and shoot apices, phytochrome, humidity and temperature

3.root and shoot apices, temperature, light and atmospheric carbon dioxide

4.None of these

Posted Date:-2021-12-04 11:22:22


Question:
Filarial larva can be collected from man’s

1.Peripheral blood at midnight

2.smears of spleen

3.smears of intestinal contents

4.biopsy of liver

Posted Date:-2021-12-04 10:35:58


Question:
If gene frequency between genes a and c is 2%; b and c is 13%; b and d 4%; a and b 15%; c and d 17 and a and d 19%. The sequence of genes in a chromosome is

1.a,d,b,c

2. d,b,a,c

3.a,b,c,d

4. a,c,b,d

Posted Date:-2021-12-04 00:01:35


Question:
If the percentage of crossing over between two genes is 10, then the distance between two genes will be

1.5 morganoid

2.10 morgan

3.20 centimorgans

4.40 map units

Posted Date:-2021-12-03 23:59:16


Question:
If the stem grows towards sunlight and root grows just opposite to it, the stem movement us known as

1.phototropic movement

2.negative phototropic movement

3.positive phototropic movement

4.None of these

Posted Date:-2021-12-04 11:18:22


Question:
In connective tissue sheaths, this is the correct sequence stretching from the outermost to the innermost layer

1. epineurium, endoneurium, perineurium

2.perineurium, epineurium, endoneurium

3.perineurium, endoneurium, epineurium

4.epineurium, perineurium, endoneurium

Posted Date:-2021-12-03 18:55:36


Question:
Malarial parasites could be best obtained from a patient

1.when temperature comes to normal

2.an hour before rise of temperature

3.few hours after the temperature reaches to normal

4.when temperature rises with rigor

Posted Date:-2021-12-04 10:46:14


Question:
Mast cells are linked to

1. neural tissue

2.areolar connective tissue

3.endocrine glands

4.exocrine glands

Posted Date:-2021-12-03 19:00:32


Question:
Microfilaments are composed of

1.mosaic protein

2.tubulin protein

3.chitin protein

4.actin protein

Posted Date:-2021-12-03 23:42:29


Question:
Movements of leaves of sensitive plant, Mimosa pudica are due to

1.seismonasty

2.chemonasty

3.thermonasty

4.hydrotropism

Posted Date:-2021-12-04 11:24:20


Question:
Network of microfilaments and microtubules is classified as

1.cytoskeleton

2.active skeleton

3.vertebral skeleton

4.endoplasmic skeleton

Posted Date:-2021-12-03 23:43:18


Question:
Parasite that is also a vector host is

1.Ascaris

2.Bug

3.Fasciola

4.House fly

Posted Date:-2021-12-04 10:35:11


Question:
Phytochrome is found in

1.Fungi

2.Algae

3.Flowering plants

4.Vascular cryptograms

Posted Date:-2021-12-04 10:52:38


Question:
Pigment phytochrome is involved in

1.Geotropism

2.Photoperiodism

3.Phototropism

4.Photorespiration

Posted Date:-2021-12-04 10:51:51


Question:
Pneumatophores show

1.thigmotropism

2.negative phototropism

3.negative geotropism (ageotropism)

4.positive geotropism

Posted Date:-2021-12-04 11:21:38


Question:
Protoplasmic streaming movements are referred to as

1.photonasty

2.thigmonasty

3.autonomic movements of locomotion

4.movements of curvature

Posted Date:-2021-12-04 11:19:40


Question:
Repulsion and coupling are two faces of

1.mutation

2.chiasmata

3.linkage

4.crossing over

Posted Date:-2021-12-04 00:00:45


Question:
Reversal of etiolation effect by light is called

1.Red-far red light interaction

2.Photomorphogenesis

3. Anisotropic wall expansion

4.Richmond Lang effect

Posted Date:-2021-12-04 10:54:07


Question:
Schuffner’s dots are related to

1.Entamoeba histolytica

2.Leucocytes of frog

3.RBC of man

4.Epithelium of stomach of mosquito

Posted Date:-2021-12-04 10:44:42


Question:
Test tube baby means a baby born when

1.developed in a test tube

2. ovum is fertilized externally and thereafter implanted in uterus

3.it is developed through the tissue culture method

4. developed from a non-fertilized egg

Posted Date:-2021-12-04 11:10:33


Question:
The best material for demonstrating streaming movements of protoplasm within living cells is

1.pith cells

2.onion peelings

3.staminal hairs of Tradescantia

4.None of these

Posted Date:-2021-12-04 11:20:58


Question:
The change over from vegetative to reproductive phase in many plants takes place in response to

1.Oxygen content in the air

2. severity of temperature

3.length of the day

4.mainly the food material available in the soil

Posted Date:-2021-12-04 10:53:24


Question:
The intermediate filament found in hair and nail is a type I IF protein composed of

1.tubulins

2.keratins

3.vimentins

4.lamins

Posted Date:-2021-12-03 23:36:05


Question:
The malignant tertian malaria is caused by

1.Plasmodium malariae

2.Plasmodium ovale

3.Plasmodium falciparum

4.Plasmodium vivax

Posted Date:-2021-12-04 10:49:44


Question:
The only connective tissue without fibroblasts is

1.areolar connective tissue

2.bone

3.cartilage

4.blood

Posted Date:-2021-12-03 18:58:28


Question:
There are 4 pairs of chromosomes in a Drosophila. The linkage groups present in it are

1.one more than the pair of chromosomes

2.one less than the pair of chromosomes

3.four

4.eight

Posted Date:-2021-12-03 23:57:34


Question:
These are brain macrophages

1.astrocytes

2.microglial cells

3.ependymal cells

4.oligodendrocytes

Posted Date:-2021-12-03 19:01:58


Question:
This cell is not a type of neuroglia found in CNS

1.microglia

2.astrocytes

3.ependymal cells

4.Schwann cells

Posted Date:-2021-12-03 19:04:06


Question:
This disease is caused by a nematod

1.Amoebiasis

2.Leprosy

3.Filariasis

4.Poliomyelitis

Posted Date:-2021-12-04 10:36:56


Question:
This does not accurately describe Lymphatic filariasis

1.intermediate vector is the mollusc

2.mainly affects the lower limb

3.Chyluria is the most common manifestation

4.is caused by the parasitic worms Wuchereria bancrofti and Brugia malayi

Posted Date:-2021-12-04 10:37:47


Question:
This hormone can replace vernalization

1.Cytokinins

2.Gibberellins

3.Auxin

4.Ethylene

Posted Date:-2021-12-04 10:55:45


Question:
This insect transmits relapsing fever

1.Cimex

2.Apis

3.Drosophila

4.Gryllus

Posted Date:-2021-12-04 10:39:54


Question:
This is correct about epithelial tissue

1.lack of nerve supply

2.lack of blood supply

3.lack of free surface

4. lack of intercellular matrix

Posted Date:-2021-12-03 19:06:37


Question:
This is not a function of neuroglia

1.phagocytosis

2.isolation of neurons

3.secretion of cerebrospinal fluid

4. information processing

Posted Date:-2021-12-03 19:03:06


Question:
This is the difference between a nerve and a neuron

1. consists of different number of cells

2. one has motor and other has sensory function

3. nerves are made of grey matter while neurons of white matter

4.nerves are present in central nervous system only

Posted Date:-2021-12-03 18:57:02


Question:
This is the most heterogenous type of cytoskeleton filament

1.intermediate filaments

2.microfilaments

3.microtubules

4.None of the above

Posted Date:-2021-12-03 23:40:23


Question:
This statement is true

1. microtubules are composed of tubulins

2.microfilaments are composed of actin

3. intermediate filaments are resistant to cytochalasin-B and colchicine

4.all the above

Posted Date:-2021-12-03 23:16:03


Question:
Through amniocentesis foetal cells can be cultures and tested for detecting various diseases if foetus by

1.DNA Analysis

2.Karyotype

3.Enzyme production

4.All of these

Posted Date:-2021-12-04 11:11:53


Question:
Tse-tse fly is a vector for sleeping sickness that transmits the infective stage of which of the following parasite

1.Wuchereria bancrofti

2. Leishmania donovani

3.Plasmodium falciparum

4.Trypanosoma gambiense

Posted Date:-2021-12-04 10:43:35


Question:
What are flagella and cilia of eukaryotic cells made of?

1.tubulin

2.desmin

3.lamin

4.keratin

Posted Date:-2021-12-03 23:17:14


Question:
What are flagella and cilia of eukaryotic cells made of?

1.tubulin

2.desmin

3.lamin

4.keratin

Posted Date:-2021-12-03 23:18:44


Question:
Where does this evidence come from? – crossing over takes place at a four-stranded stage and not at two stranded stages of chromosomes.

1.studies on linkage maps of chromosomes in Drosophila

2.studies of meiosis in maize

3.4:4 organization of ascospores in Neurospora

4.2:2:2:2 organization of ascospores in Neurospora

Posted Date:-2021-12-04 00:04:46


Question:
Which is a helminth disease

1.Polio

2.Filariasis

3.Filaria

4.Diphtheria

Posted Date:-2021-12-04 10:41:38


Question:
Which of the following is a method of birth control

1.GIFT

2.IUDS

3.IVE-ET

4.HTF

Posted Date:-2021-12-04 11:15:26


Question:
Which one of the following is tested by the technique of amniocentesis

1.chromosomal abnormalities in foetus

2.biochemical abnormalities in foetus

3.errors of metabolism in foetus

4.All of the above

Posted Date:-2021-12-04 11:13:20


Question:
With which of the following process Cholodny-Went theory is concerned

1.Photorespiration

2.Photoperiodism

3.Phototropism

4.Photomorphogenesis

Posted Date:-2021-12-04 10:57:56


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