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Which of the following has the highest frequency ?
General Science Class-7th Class 8th Class 9th
Q. 12 of Quiz-588 (Que-ID : 583)
Which of the following has the highest frequency ?
- x-rays
- cosmic rays
- microwaves
- radio waves
Ans → (b)cosmic rays
Explanation →
This question is taken from this post → General Science Quiz | Practice test for SSC, DSSSB, UPSSC, UKSSC, railway, and RRB Exams - attemp/practice
More MCQs in - General Science Quiz | Practice test for SSC, DSSSB, UPSSC, UKSSC, railway, and RRB Exams
Directions : (Q.1 - Q.15 Physics part)
Galvanized iron is coated with a thin coating of-
- copper
- zinc
- aluminium
- white lead
Q. 2 of Quiz-588 (Que-ID : 559)
In the visible spectrum the colour having t he shortest wavelength is-
In the visible spectrum the colour having t he shortest wavelength is-
- Violet
- blue
- yellow
- Red
Q. 3 of Quiz-588 (Que-ID : 563)
Which of the following is the most viscous medium?
- Coaltar
- Water
- Alcohol
- Air
Q. 4 of Quiz-588 (Que-ID : 564)
A pond of clear water appears less deep than it really is. This is due to-
A pond of clear water appears less deep than it really is. This is due to-
- Reflection
- refraction
- The transparency of water
- Dispersion
Q. 5 of Quiz-588 (Que-ID : 567)
Conversion of heat into electrical energy can be achieved by using a -
Conversion of heat into electrical energy can be achieved by using a -
- ammeter
- hydromere
- voltmeter
- thermocouple
Q. 7 of Quiz-588 (Que-ID : 578)
What is the full form of RADAR ?
- Radio Detecting and Ranging
- Radio Detect and Rangs
- Radio Device and Ranging
- Region Device and Ranging
Q. 8 of Quiz-588 (Que-ID : 579)
Which of the following is the fastest communication channel ?
- Radio wave
- All are operating at nearly the same propagation speed
- Optical fiber
- Microwave
Q. 9 of Quiz-588 (Que-ID : 580)
Light from the sun reaches us in nearly
- 5 min
- 4.30 hrs
- 5.30 hrs
- 8 min
Q. 11 of Quiz-588 (Que-ID : 582)
The capacity of communication channel is measured in
- Band rate
- Band width
- Data flow
- Bit capacity
Q. 12 of Quiz-588 (Que-ID : 583)
Which of the following has the highest frequency ?
- x-rays
- cosmic rays
- microwaves
- radio waves
Q. 13 of Quiz-588 (Que-ID : 584)
In a freezer ice cube will be formed more quickly in trays made of
- rubber
- plastic
- aluminium
- wood
Q. 14 of Quiz-588 (Que-ID : 585)
Atmospheric pressure exerted on earth due to
- gravitational pull
- rotation of earth
- revolution of earth
- uneven heating of earth
Q. 15 of Quiz-588 (Que-ID : 586)
Which of the following is vector quantity ?
- momentum
- pressure
- Energy
- work
Directions : (Q.16 - Q.30 Chemistry part)
Q. 16 of Quiz-588 (Que-ID : 587)Neutrons were discovered by
- James Chadwick
- Ernest Rutherford
- J. J. Thomson
- John Dalton
Q. 17 of Quiz-588 (Que-ID : 588)
Atomic mass of an element equal to the sum of number of
- electrons and protons only
- protons and neutrons only
- electrons and neutrons only
- electrons, protons and neutrons
Q. 18 of Quiz-588 (Que-ID : 589)
Which one of the following is the largest composition in biogas ?
- Carbon dioxide
- Methane
- Hydrogen
- Hydrogen sulphide
Q. 20 of Quiz-588 (Que-ID : 591)
Vinegar is also known as -
- ethanoic acid
- nitric acid
- sulphuric acid
- tartaric acid
Q. 21 of Quiz-588 (Que-ID : 592)
Which of the following burns by producing a yellow, luminous flame ?
- coal
- LPG
- Wax
- charcoal
Q. 22 of Quiz-588 (Que-ID : 593)
The modern periodic table was prepared by -
- Dobereiner
- Newlands
- Bohr
- Mendeleev
Q. 24 of Quiz-588 (Que-ID : 595)
How much amount of urea will be required for supplying 1 kg of nitrogen ?
- 2.0 kg
- 2.2 kg
- 2.5 kg
- 2.7 kg
Q. 27 of Quiz-588 (Que-ID : 598)
Which of the following is also known as laughing gas ?
- Nitric oxide
- Nitrous oxide
- Nitrogen pentoxide
- Nitrogen
Q. 28 of Quiz-588 (Que-ID : 599)
Who is regarded as the father of modern chemistry ?
- Rutherford
- Einstein
- Lavoisier
- C. V. Raman
Q. 29 of Quiz-588 (Que-ID : 600)
The cooking gas LPG mainly consist of
- Ethene
- Propene
- Propane and Butane
- Ethyne
Q. 30 of Quiz-588 (Que-ID : 601)
What is the dominant chemical present in detergent powder ?
- Hydrochloric acid
- Sodium carbonate
- Calcium carbonate
- Sodium alkyl sulphate
Directions : (Q. 31 - Q. 45 Biology Part)
Q. 31 of Quiz-588 (Que-ID : 602)which one of the following plant tissues has dead cells ?
- Epidermis
- Parenchyma
- Collenchyma
- Sclerenchyma
Q. 32 of Quiz-588 (Que-ID : 603)
Lights enters the eye through a thin membrane called
- retina
- cornea
- pupil
- iris
Q. 33 of Quiz-588 (Que-ID : 604)
Which of the following is not a Reptile ?
- Green-turtle
- Crocodile
- Salamandra
- Garden Lizard
Q. 34 of Quiz-588 (Que-ID : 605)
which of the following statements is not a micronutrient in plants ?
- Iron
- Manganese
- Copper
- Magnesium
Q. 35 of Quiz-588 (Que-ID : 606)
Red colour of tomato is caused due to the presence of
- Vitamin C
- Lycopene
- Chromoplasts
- Leucoplasts
Q. 36 of Quiz-588 (Que-ID : 607)
Which acid is produced in human stomach for digestion purpose ?
- Sulphuric Acid
- Hydrochloric Acid
- Acetic Acid
- Nitric Acid
Q. 37 of Quiz-588 (Que-ID : 608)
Chromosome number in any species
- increase by age
- decrease by age
- is constant
- increase with the weight
Q. 38 of Quiz-588 (Que-ID : 609)
In human body percentage of which element is highest?
- Hydrogen
- Nitrogen
- Carbon
- Oxygen
Q. 39 of Quiz-588 (Que-ID : 610)
Mother's milk provides almost complete diet to the new born , but it lacks the following
- Iron
- Calcium
- Magnesium
- Potassium
Q. 40 of Quiz-588 (Que-ID : 611)
Tulsi plant has medicinal values due to presence of the following
- Inorganic acid
- Organic acid
- Phenols and Flavonoids
- None of the above
Q. 41 of Quiz-588 (Que-ID : 612)
The exposed skin of our body starts cracking in winter season due to
- rainy season,
- high humidity
- summer season
- low humidity
Q. 43 of Quiz-588 (Que-ID : 614)
Which nutrient provides the maximum energy on breakdown?
- Fibres
- Proteins
- Fats
- Carbohydrates
Q. 44 of Quiz-588 (Que-ID : 615)
Which organ in the human body helps to maintain balance ?
- Heart
- Liver
- Ear
- Brain
Q. 45 of Quiz-588 (Que-ID : 616)
Hemoglobin is the protein inside red blood cells that carries
- Oxygen
- Carbon dioxide
- Nitrogen
- Ozone
More MCQs In - General Science Class-7th Class 8th Class 9th
Q. 19 of Quiz- (Que-ID : 3437)
Golden rice is a transgenic crop of the future with the following improved trail:
- Insect resistance
- Hight lysine (essential amino acid) content
- High protein content
- High vitamin A content
Q. 9 of Quiz- (Que-ID : 3427)
Monoclonal antibodies are obtained from
- One parent for one antigen
- Different parents for one antigen
- One parent for many antigens
- Many parents for many antigens
Q. 21 of Quiz- (Que-ID : 3089)
During photochemical reaction of photosynthesis–
- liberation of O2 takes place
- Formation of ATP and NADPH2 take place
- Liberation of O2, formation of ATP, and NADPH2 takes place
- Assimilation of CO2 takes place
Q. 1 of Quiz- (Que-ID : 3094)
In plants, a common symptom caused by deficiency of P, K, Ca and Mg is the
- bending of leaf tip
- formation of anthocyanins
- poor development of vasculature
- appearance of dead necrotic tissue
Q. 23 of Quiz- (Que-ID : 3491)
Biosphere means
- Atmosphere
- Lithosphere and ionosphered
- Atmosphere, lithosphere and hydrosphere
- Hydrosphere lithosphere and ionsophere
Q. 40 of Quiz- (Que-ID : 611)
Tulsi plant has medicinal values due to presence of the following
- Inorganic acid
- Organic acid
- Phenols and Flavonoids
- None of the above
Q. 31 of Quiz- (Que-ID : 981)
Which one of the following is most prone to earthquakes?
- Plateaus
- Costal plains
- Old shields
- Young folded mountains
Directions : (Q. 31 - Q. 45 Biology Part)
Q. 31 of Quiz- (Que-ID : 602)which one of the following plant tissues has dead cells ?
- Epidermis
- Parenchyma
- Collenchyma
- Sclerenchyma
Q. 34 of Quiz- (Que-ID : 984)
The seasonal movement of men with its animals in search of pastures is known as -
- Pastoral farming
- Shifting Cultivation
- Nomadic herding
- Trans humance
Q. 4 of Quiz- (Que-ID : 2997)
If you are provided with root-tips of onion in your class and are asked to count the chromosomes which of the following stages can you most conveniently look into
- Prophase
- Anaphase
- Telophase
- Metaphase
Q. 7 of Quiz- (Que-ID : 578)
What is the full form of RADAR ?
- Radio Detecting and Ranging
- Radio Detect and Rangs
- Radio Device and Ranging
- Region Device and Ranging
Q. 25 of Quiz- (Que-ID : 2968)
Which out of the following statements is incorrect ?
- Genetic code is ambiguous.
- Genetic code is deqenerate
- Genetic code is universal
- Genetic code is non-overlanning.
Q. 11 of Quiz- (Que-ID : 961)
The best variety of world's cotton is known as -
- Sea Island
- Short staple Indian
- Egyptian
- Upland American
Q. 20 of Quiz- (Que-ID : 591)
Vinegar is also known as -
- ethanoic acid
- nitric acid
- sulphuric acid
- tartaric acid
Q. 7 of Quiz- (Que-ID : 3400)
Significance of ‘heat shock’ method in bacterial transformation is to facilitate
- binding of DNA to the cell wall
- uptake of DNA through membrane transport proteins
- uptake of DNA through transient pores in the bacterial cell wall
- expression of antibiotic resistance gene
Q. 6 of Quiz- (Que-ID : 956)
Which of the following countries occupies an important place in the world for the production of coffee?
- Vietnam
- Thailand
- Brazil
- Malaysia
Q. 1 of Quiz- (Que-ID : 950)
The innermost layer of the earth is known as?
- Mesosphere
- Lithosphere
- Asthenosphere
- Barysphere
Q. 35 of Quiz- (Que-ID : 606)
Red colour of tomato is caused due to the presence of
- Vitamin C
- Lycopene
- Chromoplasts
- Leucoplasts
Q. 6 of Quiz- (Que-ID : 2619)
Which cell is responsible for secretion of HCL and intrinsic factors
- Parietal cell
- Chief cell
- Mucus cell
- Peptic cell
Q. 3 of Quiz- (Que-ID : 3221)
Exceptional roots of Cuscuta are
- haustorial
- coralloid
- mucorhizal
- all of the above
Q. 23 of Quiz- (Que-ID : 3266)
Which blood vessel carry larva of Ascaris in lungs
- Pulmonary vein
- Hepatic vein
- Carotid artery
- Pulmonary artery
Q. 35 of Quiz- (Que-ID : 606)
Red colour of tomato is caused due to the presence of
- Vitamin C
- Lycopene
- Chromoplasts
- Leucoplasts
Q. 3 of Quiz- (Que-ID : 3446)
The number of deaths in the population during a given period is referred to
- Natality
- Mortality
- Sex-ratio
- None of the above
Q. 10 of Quiz- (Que-ID : 2828)
In which of the following plants, sepals do not fall off after fertilisation and remain attached to the fruit?
- brinjal
- cucumber
- papaya
- Bitter gourd
Q. 1 of Quiz- (Que-ID : 713)
Which Is Known As The Power House Of The Cell?
- Mitochondria
- Ribosome
- Nucleus
- Golgi apparatus
Q. 18 of Quiz- (Que-ID : 3336)
The term ‘antitoxin’ refers to a preparation containing
- B-lymphoctyes and T-lymphocytes
- antibodies to the toxin
- weakend pathogen
- inactivated T-lymphocytes.
Q. 23 of Quiz- (Que-ID : 3541)
Particulate matter can be removed by
- Catalytic converter
- Converter
- Radioactive converter
- Electrostatic converter
Q. 28 of Quiz- (Que-ID : 599)
Who is regarded as the father of modern chemistry ?
- Rutherford
- Einstein
- Lavoisier
- C. V. Raman
Q. 22 of Quiz- (Que-ID : 3115)
Biological nitrogen fixation was discovered by
- Gericke
- Nehar and Sakmann
- Liebig
- Winograndsky
Q. 9 of Quiz- (Que-ID : 959)
Which of the following instruments is used for recording the earthquake waves?
- Hydrograph
- Pantograph
- Seismograph
- Barograph
Q. 12 of Quiz- (Que-ID : 3405)
In an experiment, recombinant DNA bearing ampicillin-resistance gene is transferred into E.coli cells. The host cells are then cultured on a medium containing ampicillin. The result will be
- both transformants and non-transformants cannot survive
- both transformants and non-transformants can survive.
- transformants only and not the non-transformants can survive
- transformants cannot survive, but non-transformants can not.
Directions : (Q.16 - Q.30 Chemistry part)
Q. 16 of Quiz- (Que-ID : 587)Neutrons were discovered by
- James Chadwick
- Ernest Rutherford
- J. J. Thomson
- John Dalton
Q. 4 of Quiz- (Que-ID : 2972)
Which among is the most toxic
- Ammonia
- Uric acid
- Urea
- None of the above
Q. 20 of Quiz- (Que-ID : 3563)
Which of the following is produced when wood is burnt in a limited supply of oxygen?
- Charcoal
- Water gas
- Paraffin
- Petroleum
Q. 5 of Quiz- (Que-ID : 2898)
If mammalian ovum fails to get fertilised, which one of the following is unlikely ?
- Corpus luteum will distintegrate.
- Progesterone secretion rapidly declines.
- Estrogen secretion increases.
- Primary follicle starts developing
Q. 11 of Quiz- (Que-ID : 3254)
Which of the following is a pseudocoelomate?
- Platyhelminthes
- Aschelminthes
- Mollusca
- Hemi-chordates
Q. 34 of Quiz- (Que-ID : 605)
which of the following statements is not a micronutrient in plants ?
- Iron
- Manganese
- Copper
- Magnesium
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