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Bluebaby syndrome results from
General Science Biology Class 12th NEET UG NEET UG Preparation
Q. 14 of Quiz-1475 (Que-ID : 3532)
Bluebaby syndrome results from
- Excess of TDS
- Excess of DO
- Excess of chloride
- Methaemoglobin
Ans → (d)Methaemoglobin
Explanation → Bluebaby syndrome results from Methaemoglobin
This question is taken from this post → Environmental Issues : Biology (Class 12th) Revision Test | MCQs for NEET - attemp/practice
More MCQs in - Environmental Issues : Biology (Class 12th) Revision Test | MCQs for NEET
Q. 1 of Quiz-1475 (Que-ID : 3519)
Which chemical substance affects the Ozone Layer?
- Chlorofluorocarbon
- Chlorine
- Hexafluorocarbon
- Molecular Carbon
Q. 2 of Quiz-1475 (Que-ID : 3520)
In Ozone Degradation which element acts as catalyst?
- Chlorine
- Flurine
- Oxygen
- Potassium
Q. 3 of Quiz-1475 (Que-ID : 3521)
Ozone Layer is found in
- Stratosphere
- Lithosphere
- Troposphere
- Hemisphere
Q. 4 of Quiz-1475 (Que-ID : 3522)
Acid Rain comes under which type of pollution?
- Water pollution
- Air pollution
- Soil pollution
- Sound Pollution
Q. 5 of Quiz-1475 (Que-ID : 3523)
Environment (Protection) Act came into force in?
- 1986
- 1989
- 1992
- 1993
Q. 6 of Quiz-1475 (Que-ID : 3524)
Bhopal gas tragedy of 1884 took place because methyl isocyanate reacted with
- DDT
- Ammonia
- CO2
- Water
Q. 7 of Quiz-1475 (Que-ID : 3525)
Chlorofluoro carbon are responsible for
- Acid rain
- Ozone layer depletion
- Global warming
- Thermal inversion
Q. 9 of Quiz-1475 (Que-ID : 3527)
Nutrient enrichment of water bodies causes
- Stratification
- Eutrophication
- Succession
- None of these
Q. 10 of Quiz-1475 (Que-ID : 3528)
Increased skin cancer and high mutation rate are due to
- Acid Rain
- Ozone Depletion
- CO2 Pollution
- CO Pollution
Q. 11 of Quiz-1475 (Que-ID : 3529)
Natural air pollutant are
- Pollen Grains
- Gases of Volcanic Eruption
- Aerosol
- Fluorides
Q. 12 of Quiz-1475 (Que-ID : 3530)
Which one of the following is not a greenhouse gas?
- Methane
- CO2
- Chlorofluoro carbon
- Hydrogen
Q. 13 of Quiz-1475 (Que-ID : 3531)
Minimata disease is caused by
- ByChromium
- By Cadmium
- By Methyl mercury
- By Radioactive elements
Q. 14 of Quiz-1475 (Que-ID : 3532)
Bluebaby syndrome results from
- Excess of TDS
- Excess of DO
- Excess of chloride
- Methaemoglobin
Q. 15 of Quiz-1475 (Que-ID : 3533)
A mutagenic pollutant is:
- Organophosphate
- Resines
- Hydrocarbons
- Nitrogen oxides
Q. 17 of Quiz-1475 (Que-ID : 3535)
Common indicator organism of water pollution is
- Lemna pancicostata
- Eichhomia crassipes
- Escherichia coli
- Entamoeba histolytica
Q. 19 of Quiz-1475 (Que-ID : 3537)
Act formulated in 1996 was
- Insecticide Act
- Air (Prevention and Control of Pollution) Act
- Water (Prevention and control of Pollution) Act
- Environment protection Act
Q. 20 of Quiz-1475 (Que-ID : 3538)
Permissible noise levels in a residential area at night time is
- 35 dB
- 40 dB
- 45 dB
- 50 dB
Q. 21 of Quiz-1475 (Que-ID : 3539)
The natural aging of the lake is called
- Biomagnification
- Eutrophication
- BOD
- None of the above
Q. 22 of Quiz-1475 (Que-ID : 3540)
The agents that bring undesirable changes in the environment arc called
- Pollution
- Fragments
- Pollutants
- None of the above
Q. 23 of Quiz-1475 (Que-ID : 3541)
Particulate matter can be removed by
- Catalytic converter
- Converter
- Radioactive converter
- Electrostatic converter
Q. 24 of Quiz-1475 (Que-ID : 3542)
The petrol used in engines filled with catalytic converter should be
- Simple petrol
- Any type of petrol
- Unleaded petrol
- None of the above
Q. 25 of Quiz-1475 (Que-ID : 3543)
Which metal inactivates a catalytic converter?
- Gold
- Iron
- Silvers
- Lead
More MCQs In - General Science Biology Class 12th NEET UG NEET UG Preparation
Q. 14 of Quiz- (Que-ID : 2983)
Kidney transplantation is the ultimate method of correction in which case
- Renal calculi
- Renal failure
- Uremia
- None of the above
Q. 21 of Quiz- (Que-ID : 2664)
which among the following is caused due to decreased respiratory surface area
- Astma
- Emphysema
- Sclerosis
- None of the above
Q. 18 of Quiz- (Que-ID : 2886)
The best way to decrease population of a country is
- to educate people
- to have better houses
- to kill people on a large scale
- to practice and implement familay planning
Q. 18 of Quiz- (Que-ID : 2861)
Plants with ovaries having only one or a few ovules are generally pollinated by
- bees
- Butterflies
- birds
- Wind
Q. 7 of Quiz- (Que-ID : 3475)
Xerophyte Contains
- Deep roots
- Sunken stomata
- Thick cuticle
- All of these
Q. 16 of Quiz- (Que-ID : 3309)
Which of the following statements is True ?
- Wings to birds and insects are homologous organs.
- Human hands and bird’s wings are analogous organs
- Human hands and bat’s wings are analogous organs.
- Flipper of penguin and dolphin are analogous organs
Q. 9 of Quiz- (Que-ID : 2952)
If the sequence of initrogen bases of the coding strand of DNA in a transcription unit is: 5’ – ATGAATG – 3’, the sequence of bases in its RNA transcript would be
- 5’ – AUG A AUG – 3’
- 5’ – UACUU AC – 3’
- 5’ – CAUUCAU – 3’
- 5’ – GUAAGUA – 3’.
Q. 22 of Quiz- (Que-ID : 3390)
Process of biogas production is
- aerobic process
- anaerobic process
- active process
- passive process
Q. 11 of Quiz- (Que-ID : 2829)
The wall of the ovary forms
- pericarp
- fruit wall
- fruit
- both (a) and (b).
Q. 13 of Quiz- (Que-ID : 3031)
Mechanism of development was explained by
- Hans Dietrisch
- Spemann
- Both a and b
- Haemmerling
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. 1 of Quiz- (Que-ID : 3319)
A person with sickle cell anaemia is
- more prone to malaria
- more prone to typhoid
- less prone to malaria
- less prone to typhoid
Q. 24 of Quiz- (Que-ID : 2993)
Vasa recta is present in which type of nephron
- Cortical nephron
- Juxta medullary nephron
- Both a and b
- None of the above
Q. 20 of Quiz- (Que-ID : 3438)
First biochemical to be produced commercially by microbial cloning and genetic engineering:
- Human insulin
- Penicillin
- Interferons
- Fertility factor
Q. 10 of Quiz- (Que-ID : 3428)
Somatic hybridization can be done by:
- By Protoplast fusion
- By Haploid anther
- By cell culture
- By Pollen culture
Q. 18 of Quiz- (Que-ID : 2936)
What can be the blood group of offspring when both parents have AB blood group ?
- AB only
- A, B and AB
- A, B, AB and O
- A and B only
Q. 6 of Quiz- (Que-ID : 3049)
Which one of the following describes the spikelet of a cereal or grass plant
- inferior ovary
- dehiscent fruit
- pair of glumes
- fused calyx
Q. 20 of Quiz- (Que-ID : 2938)
How many types of gametes can be produced by a diploid organism who is heterozygous for 4 loci ?
- 4
- 8
- 16
- 32
Q. 8 of Quiz- (Que-ID : 2851)
The outermost and innermost wall layers of microsporangium in an anther are respectively
- endothecium and tapetum
- epidermis and endodermis
- epidermis and middle layer
- epidermis and tapetum.
Q. 16 of Quiz- (Que-ID : 3159)
The fastest enzyme known is
- DNA polymerase
- carbonic anhydrase
- carbonic dehydrogenase
- DNA ligase
Q. 7 of Quiz- (Que-ID : 1716)
Disease transmitted by the head louse is-
- Plague
- rabies
- typhoid
- scurvy
Q. 15 of Quiz- (Que-ID : 3533)
A mutagenic pollutant is:
- Organophosphate
- Resines
- Hydrocarbons
- Nitrogen oxides
Q. 1 of Quiz- (Que-ID : 1578)
The process occurring in the presence of oxygen is called… ..
- Anaerobic
- Aerobic
- Glycogenic
- Microaerophilic
Q. 7 of Quiz- (Que-ID : 3525)
Chlorofluoro carbon are responsible for
- Acid rain
- Ozone layer depletion
- Global warming
- Thermal inversion
Q. 10 of Quiz- (Que-ID : 2903)
Besides activating the egg another role of a sperm is to carry to egg
- RNA
- mitochondria
- DNA
- ribosomes
Q. 1 of Quiz- (Que-ID : 3319)
A person with sickle cell anaemia is
- more prone to malaria
- more prone to typhoid
- less prone to malaria
- less prone to typhoid
Q. 19 of Quiz- (Que-ID : 3462)
Science linking heredity with environment is:
- Ecology
- Ecophysiology
- Genecology
- Genetics
Q. 6 of Quiz- (Que-ID : 2974)
Flame cells or protonephridia are NOT excretory structure of
- Planaria
- Annelids
- Cockroach
- Rotifers
Q. 13 of Quiz- (Que-ID : 2856)
Persistent nucellus is called as _______ and is found in _______.
- perisperm, black pepper
- perisperm, groundnut
- endosperm, black pepper
- endosperm groundnut
Q. 17 of Quiz- (Que-ID : 2935)
Phenotypic and genotypic ratio is similar in case of
- complete dominance
- incomplete dominance
- over dominance
- epistasis
Q. 5 of Quiz- (Que-ID : 3123)
Which of the following is decreased during increase in humidity in the atmosphere?
- Transpiration
- Photosynthesis
- Respiration
- Glycolysis
Q. 2 of Quiz- (Que-ID : 2995)
Cell plate grows from
- walls to the centre
- centre to the walls
- in patches
- simultaneously
Q. 4 of Quiz- (Que-ID : 1581)
Amino acids with carbon chains that can be metabolically converted into glucose or glycogen are called… .
- Metagenic amino acids
- Glucogenic amino acids
- Ketogenic amino acids
- Glutamic amino acids
Q. 25 of Quiz- (Que-ID : 2638)
In which condition the faeces are retained in the rectum as the bowel movement occur irregularly
- Indigestion
- Constipation
- Diarrhoea
- None of the above
Q. 11 of Quiz- (Que-ID : 3354)
Hisardale is a new breed of sheep developed in Punjab by crossing
- Merino ram and Bikaneri ewe
- Assel ram and White leghorn ewe
- Rhode Island ram and White leghorn ewe
- Cochin ram and Ghagus ewe
Q. 7 of Quiz- (Que-ID : 2750)
which of the following acts on bones
- Melatonin
- Triiodothyronine
- GH
- Parathyroid
Q. 9 of Quiz- (Que-ID : 2677)
Where does erythropoiesis in adult takes place
- Bone marrow
- Spleen
- Thymus
- None of the above
Q. 25 of Quiz- (Que-ID : 3293)
Yeast is different from penicillium and Rhizopus in being
- Acellular
- Unicellular
- Having unseptate hyphae
- multicellular
Q. 15 of Quiz- (Que-ID : 3258)
Bed Bugs contribute to the spread of
- Typhoid
- Yellow fever
- Typhus
- Trench fever
Q. 16 of Quiz- (Que-ID : 2985)
Which gland remove substances like sterols, hydrocarbons and waxes
- Pineal gland
- Pancreas
- Gall bladder
- Sweat glands
Q. 3 of Quiz- (Que-ID : 3196)
Which of the following is not a feature of spring wood?
- Color of the wood is light.
- Density is less.
- Cambium is active.
- Lesser number of xylary elements.
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