NEET UG Mock Test 15 - Online MCQ Exam

The action and process of mutating is____________?

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Your Answer:

chemical reaction chemical reaction
interaction interaction
mutation mutation
changing changing

Thymosin proved effective against brain and:

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Your Answer:

liver cancer liver cancer
stomach cancer stomach cancer
lung cancer lung cancer
blood cancer blood cancer

Nuclear radius $R$ is proportional to:

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Your Answer:

$A^{1/3}$ $A^{1/3}$
$A$ $A$
$A^2$ $A^2$
$A^{-1/3}$ $A^{-1/3}$

Nucleus contains:

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Your Answer:

Proteins only Proteins only
Genetic information Genetic information
Ribosomes Ribosomes
Enzymes Enzymes

Epicotyle bears a bud is called following __________?

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Your Answer:

Plumule Plumule
Exosperms Exosperms
Exalbuminous Exalbuminous
Epicotyle Epicotyle

Which of the following used to pack bulbs ,cutting and seedlings for shipment_________?

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Your Answer:

Sphagnum spp Sphagnum spp
Algae Algae
Bacteria like plants Bacteria like plants
Insects Insects

In S.H.M. the velocity of a particle is maximum at________________?

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Your Answer:

mean position mean position
extreme position extreme position
middle between the mean and extreme position on the right side
middle between the mean and extreme position on the left side

The number of nodal planes present in s × s antibonding orbitals is

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Your Answer:

A) 1 A) 1
B) 2 B) 2
C) 0 C) 0
D) 3 D) 3

Maximum permissible concentration of copper in drinking water in mg/L is:?

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Your Answer:

0.05 0.05
0.01 0.01
1.0 1.0
2.0 Answer 2.0 Answer

Neuroglial cells of the nervous system perform the function of:

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Your Answer:

movement movement
response response
support support
conduction conduction

The types of nerves based on properties of the axon are:

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Your Answer:

motor nerves motor nerves
sensory nerves sensory nerves
mixed nerves mixed nerves
all of above all of above

In the process of glycolysis, the NADH generates:

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Your Answer:

2 Flavin Adenine Dinucleotide (FAD) 2 Flavin Adenine Dinucleotide (FAD)
2 Adenosine Diphosphate (ADP) 2 Adenosine Diphosphate (ADP)
2 Adenosine Triphosphate (ATP) 2 Adenosine Triphosphate (ATP)
2 Adenosine monophosphate (AMP) 2 Adenosine monophosphate (AMP)

An engine pumps water through a hose. If water velocity doubles, the power required becomes:

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Your Answer:

2 times 2 times
4 times 4 times
16 times 16 times
8 times 8 times

S.microspora is belong to following __________?

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Your Answer:

spirogyra spirogyra
volvox volvox
chlamydomonas chlamydomonas
zygnemoideae zygnemoideae

Decomposers include:

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Your Answer:

Plants Plants
Bacteria and fungi Bacteria and fungi
Animals Animals
Producers Producers

What is the product of the aldol reaction upon heating?

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Your Answer:

Acetaldehyde Acetaldehyde
Crotonaldehyde Crotonaldehyde
Phoron Phoron
Acetophenone Acetophenone

Mass of a body (m) into acceleration (a) is equal to:

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Your Answer:

inertia inertia
displacement displacement
momentum momentum
force force

Rods and cones:

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Your Answer:

Color only Color only
Light and color Light and color
Photoreceptors Photoreceptors
Ganglion Ganglion

Interaction where one species benefits and the other is unaffected (+, 0) is:

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Your Answer:

Mutualism Mutualism
Amensalism Amensalism
Commensalism Commensalism
Parasitism Parasitism

Which of the following infect the memmbers of Capparidaceae and amarantaceae__________?

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Your Answer:

Albugo Candida Albugo Candida
Bryophytes Bryophytes
Pteridophytes Pteridophytes
Alage Alage

The dominants senses in many modern mammals__________?

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Your Answer:

Vision Vision
Hearing Hearing
Smell Smell
All of these All of these

Animals that subsit entirely on plant material are__________?

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Your Answer:

Producer Producer
Decomposer Decomposer
Herbivores Herbivores
Carnivores Carnivores

Out of the following, an example of matter which can be termed as fluid is :

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Your Answer:

carbon carbon
sulphur sulphur
oxygen oxygen
phosphorus phosphorus

Benzene does not undergo___________________?

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Your Answer:

Substitution reaction Substitution reaction
Addition reaction Addition reaction
Polymerization reactions Polymerization reactions
Oxidation reactions Oxidation reactions

Darwin finches are group of species__________?

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Your Answer:

13 13
14 14
15 15
18 18

The temperature of water in a breaker is 40 °C. Its value in Fahrenheit scale is:

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Your Answer:

110 °F 110 °F
104 °F 104 °F
130 °F 130 °F
116 °F 116 °F

Which of the following have all fossils __________?

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Your Answer:

Hyeniales Hyeniales
Sphenophyllales Sphenophyllales
Equisetum Equisetum
A and b both A and b both

Which of the following are called building blocks of all proteins?

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Your Answer:

vitamins vitamins
amines amines
lipids lipids
amino acids amino acids

The time interval after which the alternative current voltage or current repeats its value is called its:

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Your Answer:

frequency frequency
time period time period
amplitude amplitude
wavelength wavelength

First major group of amphibians developed in the_________ period?

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Your Answer:

Triassic Triassic
Devonian Devonian
Early permian Early permian
None of these None of these

Ethers are formed by the attachment of:

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Your Answer:

two alkyl groups to same oxygen atom two alkyl groups to same oxygen atom
two alkyl group to different oxygen atoms
three alkyl groups to one oxygen atom three alkyl groups to one oxygen atom
four alkyl groups to one oxygen atom four alkyl groups to one oxygen atom

A part of animal body that coordinates its behaviour and trasnmit signal between different body area___________?

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Your Answer:

nervous system nervous system
motor nerve motor nerve
circulatory system circulatory system
respiratory system respiratory system

Potential due to a dipole at a point on equatorial line is:

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Your Answer:

$kp/r^2$ $kp/r^2$
Zero Zero
$kp/r$ $kp/r$
$2kp/r^2$ $2kp/r^2$

When the oxides of nitrogen (NO, NO2) and sulfur (SO, SO2, SO3) interacts with water vapors then the acids produced are:

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Your Answer:

acetic and citric acid acetic and citric acid
sulphuric and nitric acid sulphuric and nitric acid
hydrochloric and nitric acid hydrochloric and nitric acid
sulphuric and citric acid sulphuric and citric acid

A drug which acts as antipyretic as analgesic is

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Your Answer:

A) chloroquin A) chloroquin
B) penicillin B) penicillin
C) chlorodiazeposide C) chlorodiazeposide
D) 4-acetamidophenol D) 4-acetamidophenol

Which of the following are underground spores ___________?

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Your Answer:

Sporophytes Sporophytes
Gametophyte Gametophyte
Polyploid spores Polyploid spores
Triploid spores Triploid spores

Neck zonites 2 contain spines called_________?

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Your Answer:

scalids scalids
placids placids
Thorns Thorns
horns horns

Mature Graafian follicle is generally present in the ovary of a healthy human female around

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Your Answer:

A) 5-8 day of menstrual cycle A) 5-8 day of menstrual cycle
B) 11-17 day of menstrual cycle B) 11-17 day of menstrual cycle
C) 18-23 day of menstrual cycle C) 18-23 day of menstrual cycle
D) 24-28 day of menstrual cycle. D) 24-28 day of menstrual cycle.

Addition of 2% gypsum in cement________________?

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Your Answer:

Triggers hydration Triggers hydration
Triggers hydrolysis Triggers hydrolysis
Prevents rapid hardening Prevents rapid hardening
all of the above all of the above

Annelids have:

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Your Answer:

No segments No segments
Exoskeleton Exoskeleton
Segmented body Segmented body
Radial symmetry Radial symmetry

The electrolyte among the following is:

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Your Answer:

NaOH NaOH
urea urea
glucose glucose
benzene benzene

Endocytosis is a process of:

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Your Answer:

Taking in materials Taking in materials
Releasing materials Releasing materials
Diffusion Diffusion
Osmosis Osmosis

Bond will beionic when E.N difference of bonded atom is ____________________?

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Your Answer:

Equal to 1.7 Equal to 1.7
Greater than 1.7 Greater than 1.7
Less than 1.7 Less than 1.7
No specificity exists No specificity exists

Which embryonic layer forms the nervous system?

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Your Answer:

Ectoderm Ectoderm
Mesoderm Mesoderm
Endoderm Endoderm
Mesoglea Mesoglea

$\ce{NH3}$ is better ligand than $\ce{PH3}$ because:

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Your Answer:

Smaller N, more electronegative Smaller N, more electronegative
Larger N Larger N
More stable More stable
Lower basicity Lower basicity

The equation for anaerobic respiration in yeast is:

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Your Answer:

Produces lactic acid Produces lactic acid
Produces water Produces water
Produces ethanol and $CO_2$ Produces ethanol and $CO_2$
Produces oxygen Produces oxygen

Which larvae is not visible to human naked eye is__________?

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Your Answer:

glochidium glochidium
miracidium miracidium
veliger larva veliger larva
lazy larvae lazy larvae

What is the molecular weight of Ammonia (NH3) ________ ?

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Your Answer:

17.031 g/mol 17.031 g/mol
18.031 g/mol 18.031 g/mol
19.031 g/mol 19.031 g/mol
27.033 g/mol 27.033 g/mol

Estrogen is produced by:

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Your Answer:

Testes Testes
Pituitary Pituitary
Adrenal Adrenal
Ovaries Ovaries

Reproduction involves passing between individual___________?

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Your Answer:

DNA DNA
shape shape
colour colour
habitat habitat

Common ancestor of all organism believed by__________?

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Your Answer:

charles darwin charles darwin
Erasmus Darwin Erasmus Darwin
lamarck lamarck
linne linne

Which RNA is important for translation____________?

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Your Answer:

tRNA tRNA
mRNA mRNA
DNA DNA
tDNA tDNA

Coralloid roots present in_________?

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Your Answer:

cycads cycads
conidia conidia
fungus fungus
algae algae

We can produce heat by________________?

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Your Answer:

Frictional process Frictional process
Chemical processes Chemical processes
Electrical processes Electrical processes
All of the above All of the above

Caytonia is example of following _________?

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Your Answer:

Cyacadeoids Cyacadeoids
Caytoniales Caytoniales
Glossopteridales Glossopteridales
Ginkgopsida Ginkgopsida

Minute opening through bodywall is called___________?

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Your Answer:

nephridiopore nephridiopore
protonephridia protonephridia
nephron nephron
lumen lumen

Fungi obtain nutrients through:

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Your Answer:

Extracellular digestion and absorption Extracellular digestion and absorption
Photosynthesis Photosynthesis
Ingestion Ingestion
Chemosynthesis Chemosynthesis

Nereis genus is_________?

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Your Answer:

annelida annelida
animalia animalia
polychaeta polychaeta
nereis nereis

The numerical value with an appropriate unit is called:

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Your Answer:

rate rate
magnitude of quantity magnitude of quantity
amount amount
position position

“Atoms can neither be created nor destroyed.” This principle was given by:?

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Your Answer:

Avogadro Avogadro
Dalton Dalton
Rutherford Rutherford
Niels Bohr Answer Niels Bohr Answer

Which of the following alkanes contains only primary hydrogen atoms?

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Your Answer:

Pentane Pentane
Neopentane Neopentane
Isopentane Isopentane
2,2-dimethylbutane 2,2-dimethylbutane

Number of disease cause in cells by__________?

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Your Answer:

virus virus
fungus fungus
plantae plantae
animalia animalia

The inferior mesenteric artery is located below the:

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Your Answer:

gonadal arteries gonadal arteries
intercostal arteries intercostal arteries
dorsal aorta dorsal aorta
superior vena cava superior vena cava

Macroscopic fruiting bodies called__________?

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Your Answer:

ascocarps ascocarps
asci asci
seeds seeds
molds molds

Study of geographic distribution plants and animal is____________?

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Your Answer:

evolution evolution
natural selection natural selection
geography geography
biogeography biogeography

Beckmanns apparatus is used to measure_______________?

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Your Answer:

boiling point elevation boiling point elevation
depression in freezing point depression in freezing point
lowering of vapour pressure lowering of vapour pressure
lowering of osmotic pressure lowering of osmotic pressure

In multiplication and division of measurement______________?

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Your Answer:

Percentage uncertainties are added Percentage uncertainties are added
Absolute uncertainties are added Absolute uncertainties are added
Percentage uncertainties are divided Percentage uncertainties are divided
Absolute uncertainties are divided Absolute uncertainties are divided

Evaluating Your Answers

NEET UG Mock Test 15 : Question 1 of 67