NEET UG Mock Test 2 - Online MCQ Exam

If $x = A \sin^2(\omega t)$, the motion is:

1 Mark(s)

Your Answer:

SHM with period $\pi/\omega$ SHM with period $\pi/\omega$
SHM with period $2\pi/\omega$ SHM with period $2\pi/\omega$
Periodic but not SHM Periodic but not SHM
Non-periodic Non-periodic

Leaf is composed of following __________?

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Your Answer:

Midrib Midrib
Wings Wings
Lamina Lamina
All All

In humans, the main organs which work in homeostasis include:

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Your Answer:

kidney filters kidney filters
lungs lungs
skin skin
all of above all of above

Weight of an object is measured by:

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Your Answer:

physical balance physical balance
measuring cylinder measuring cylinder
spring balance spring balance
electronic balance electronic balance

Non-metals are poor conductors of:

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Your Answer:

heat only heat only
electricity only electricity only
temperature temperature
heat and electricity heat and electricity

Ceramic magnets are_______?

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Your Answer:

Semiconductors Semiconductors
Insulators Insulators
Conductors Conductors
None of these None of these

The resulting molecule after joining two amino acid units is called a/an:

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Your Answer:

amino group amino group
carboxyl group carboxyl group
peptide bond peptide bond
dipeptide dipeptide

Formula of calcium chloride is:

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Your Answer:

A) CaCl A) CaCl
B) CaCl 2 B) CaCl 2
C) Ca 2 Cl C) Ca 2 Cl
D) Ca 2 Cl 2 D) Ca 2 Cl 2

Nitrogen fixing bacteria are__________?

1 Mark(s)

Your Answer:

azotobacter azotobacter
rhizobium rhizobium
enteric bacteria enteric bacteria
a and b both a and b both

Arenicola phylum is___________?

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Your Answer:

annelida annelida
capitellida capitellida
animalia animalia
angiostrongylus angiostrongylus

How many megaspore become functional following__________?

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Your Answer:

1 1
2 2
3 3
4 4

According to Ernst Haeckel, the bacteria were included in:

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Your Answer:

kingdom kart kingdom kart
kingdom algae kingdom algae
kingdom Protista kingdom Protista
kingdom protozoa kingdom protozoa

Loss of hydrogen atoms by an element is called:

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Your Answer:

hydrogenation hydrogenation
oxidation oxidation
reduction reduction
sublimation sublimation

A magnifying glass forms:

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Your Answer:

real image real image
inverted image inverted image
virtual image virtual image
fake image fake image

Gauss Law is valid for:

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Your Answer:

Any closed surface Any closed surface
Only spherical Only spherical
Only regular Only regular
Open surfaces Open surfaces

The scientist William Harvey was born in:

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Your Answer:

1478 AD 1478 AD
1578 AD 1578 AD
1378 AD 1378 AD
1178 AD 1178 AD

Considering elements of nature, the elements that make 99% of the total mass present does not include:

1 Mark(s)

Your Answer:

hydrogen hydrogen
magnesium magnesium
nitrogen nitrogen
oxygen oxygen

Laminaria class is _________?

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Your Answer:

phaeophyta phaeophyta
heterogenerate heterogenerate
laminariales laminariales
laminariaceae laminariaceae

The iris has an opening at its center which is called:

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Your Answer:

cornea cornea
pupil pupil
retina retina
chord chord

Less filtration and more reabsorption occurs when there is:

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Your Answer:

shortage of water shortage of water
excess of water excess of water
loss of water loss of water
absorption of water absorption of water

The substances that cause pollution are:

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Your Answer:

chemicals chemicals
pollutants pollutants
gases gases
bad substances bad substances

Which alkyl halide is most reactive in SN2?

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Your Answer:

Primary Primary
Secondary Secondary
Tertiary Tertiary
All equal All equal

A capacitor holds 0.06 C of charge when fully charged by a 9V battery. The capacitance of the capacitor is:

1 Mark(s)

Your Answer:

6.67 × 10-3 6.67 × 10-3
5 × 10-3 5 × 10-3
3.58 × 10-3 3.58 × 10-3
2.68 × 10-3 2.68 × 10-3

The sources from which humans can fulfill the deficiency of vitamin A are:

1 Mark(s)

Your Answer:

yellow/orange fruits yellow/orange fruits
leafy vegetables leafy vegetables
fish and liver fish and liver
all of above all of above

If the volume of solution is equal to sum of volumes of its all components then the solution_____________?

1 Mark(s)

Your Answer:

will be an ideal solution will be an ideal solution
will be non-ideal solution will be non-ideal solution
will show deviations from Raoults law will show deviations from Raoults law
both b & c both b & c

Psuedomonas belong to following ___________?

1 Mark(s)

Your Answer:

cocci cocci
bacilli bacilli
spiral spiral
diplococcus diplococcus

Fuel cell converts:

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Your Answer:

Chemical to electrical energy Chemical to electrical energy
Heat to electrical Heat to electrical
Electrical to chemical Electrical to chemical
Mechanical to electrical Mechanical to electrical

The hyaline cartilage is present in the ends of the bones of:

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Your Answer:

nose, bronchial tubes and trachea nose, bronchial tubes and trachea
pinna and epiglottis pinna and epiglottis
vertebral discs vertebral discs
knees and ankles knees and ankles

Macroscopic fruiting bodies have_________?

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Your Answer:

morels morels
spores spores
budding budding
molds molds

We study the physical aspects of sound waves, their production, properties and applications under the branch named as:

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Your Answer:

sound sound
atomic physics atomic physics
plasma physics plasma physics
heat heat

Which of the following experimentally proved that in addition to carbohydrates, fats, proteins, and minerals, certain missing factors were also required for healthy growth?

1 Mark(s)

Your Answer:

C. Eijkman C. Eijkman
F.G Hopkins F.G Hopkins
Casmir funk Casmir funk
J.Watson J.Watson

The protein content called novel is produced by using:

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Your Answer:

bacteria bacteria
virus virus
fungi fungi
micro-organisms micro-organisms

Fats and oils are esters of fatty acids with trihydroxy alcohol called:

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Your Answer:

ethanol ethanol
methanol methanol
glycerol glycerol
propanol propanol

How many basic steps are involved in sewage water treatment?

1 Mark(s)

Your Answer:

three three
four four
five five
six six

Which part of the human brain is associated with emotional reactions?

1 Mark(s)

Your Answer:

Cerebellum Cerebellum
Limbic System Limbic System
Pons Pons
Corpus Callosum Corpus Callosum

The persistence of sound in a closed enclosure due to repeated reflections is called:

1 Mark(s)

Your Answer:

Echo Echo
Reverberation Reverberation
Resonance Resonance
Damping Damping

The correct sequence for the manufacture of the compounds on the primitive earth is

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Your Answer:

A) NH 3, CH 4 , protein and carbohydrate
B) protein, carbohydrate, water and nucleic acid
C) NH 3 , CH 4 , carbohydrate and nucleic acid
D) NH 3 , carbohydrate, protien and nucleic acid.

Which of the following ecological pyramids can be inverted?

1 Mark(s)

Your Answer:

Pyramid of Biomass (Sea) Pyramid of Biomass (Sea)
Pyramid of Energy Pyramid of Energy
Pyramid of Number (Grassland) Pyramid of Number (Grassland)
All of these All of these

Who Invented antibiotic Medicine?

1 Mark(s)

Your Answer:

Alexander Fleming Alexander Fleming
Louis Pasteur Louis Pasteur
Michal Faraday Michal Faraday
John Loannids John Loannids

Who discovered the cell?

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Your Answer:

Anton van Leeuwenhoek Anton van Leeuwenhoek
Robert Hooke Robert Hooke
Matthias Schleiden Matthias Schleiden
Rudolf Virchow Rudolf Virchow

Catalyst increases:

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Your Answer:

Forward rate only Forward rate only
Backward rate only Backward rate only
Both forward and backward Both forward and backward
Equilibrium position Equilibrium position

Louis pasteur date of birth is___________?

1 Mark(s)

Your Answer:

1822 1822
1875 1875
1880 1880
1895 1895

Arrhenius equation:

1 Mark(s)

Your Answer:

$\ln k = \ln A - \frac{E_a}{RT}$ $\ln k = \ln A - \frac{E_a}{RT}$
$k = Ae^{E_a/RT}$ $k = Ae^{E_a/RT}$
$k = A - E_a$ $k = A - E_a$
$k = \frac{A}{E_a}$ $k = \frac{A}{E_a}$

Larvae form fluid filled border____________?

1 Mark(s)

Your Answer:

onchosphere onchosphere
cytsticerus cytsticerus
miracidium miracidium
mesophyl mesophyl

The cofactor required for DNA Polymerase activity is:

1 Mark(s)

Your Answer:

$Ca^{2+}$ $Ca^{2+}$
$Mg^{2+}$ $Mg^{2+}$
$Cl^{-}$ $Cl^{-}$
$K^{+}$ $K^{+}$

How many different amino acids are involved in protein synthesis?

1 Mark(s)

Your Answer:

10 10
20 20
30 30
40 40

Which of the following is the first layer of atmosphere as one moves upwards from the Earth's surface?

1 Mark(s)

Your Answer:

troposphere troposphere
stratosphere stratosphere
mesosphere mesosphere
thermosphere thermosphere

Water shortage and extinction of many plants and animals occurred by__________?

1 Mark(s)

Your Answer:

deforestation deforestation
extreme temperature extreme temperature
industrial issues industrial issues
animal disease animal disease

The Nucleic acid of nearly all bacteriophage is: __________?

1 Mark(s)

Your Answer:

RNA RNA
Protein Protein
DNA DNA
None of these None of these

Gram staining differentiates bacteria based on:

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Your Answer:

Cell wall structure Cell wall structure
Cell size Cell size
Flagella number Flagella number
DNA content DNA content

The fossils of ferns are found from following rocks __________?

1 Mark(s)

Your Answer:

Precambrian Precambrian
Devonian Devonian
Mesozoic Mesozoic
All All

Antibonding orbitals are denoted by:

1 Mark(s)

Your Answer:

Plus (+) Plus (+)
Minus (-) Minus (-)
Asterisk (*) Asterisk (*)
Prime (') Prime (')

If $N$ molecules of a gas have speeds $u_1, u_2, \dots, u_N$, then the RMS speed is:

1 Mark(s)

Your Answer:

$\sqrt{\frac{\sum u_i^2}{N}}$ $\sqrt{\frac{\sum u_i^2}{N}}$
$\frac{\sum u_i}{N}$ $\frac{\sum u_i}{N}$
$\sqrt{\frac{\sum u_i}{N}}$ $\sqrt{\frac{\sum u_i}{N}}$
$\frac{\sqrt{\sum u_i^2}}{N}$ $\frac{\sqrt{\sum u_i^2}}{N}$

The rate of cooling at $60^\circ C$ is $R$. If surroundings are at $30^\circ C$, the rate of cooling at $90^\circ C$ will be:

1 Mark(s)

Your Answer:

$R$ $R$
$2R$ $2R$
$3R$ $3R$
$1.5R$ $1.5R$

Evaluating Your Answers

NEET UG Mock Test 2 : Question 1 of 54