_______ is a gaseous plant hormone
1. IBA
2.Ethylene
3. Abscisic acid
4.NAA
Posted Date:-2021-02-22 07:23:13
________ is not a form of muscular dystrophy
1. Lunar dystrophy
2.Myotonic dystrophy
3.Duchenne muscular dystrophy
4. Facioscapulohumeral dystrophy
Posted Date:-2021-02-22 07:23:13
A disease which may result from Down syndrome
1.Cancer
2. Cellulitis
3.Celiac disease
4.None of these
Posted Date:-2021-02-22 07:23:13
Down syndrome is caused due to
1. bacterial infection
2.a chromosomal abnormality
3. Viral infection
4.lack of oxygen supply to the brain during birth
Posted Date:-2021-02-22 07:23:13
Hydroponics is a method of cultivation of plants without the use of
1. water
2. air
3.soil
4.sunlight
Posted Date:-2021-02-22 07:23:13
Indole-3-acetic acid is the most common naturally occurring plant hormone of _______ class
1.Gibberellin
2.Auxin
3.Ethylene
4.Cytokinin
Posted Date:-2021-02-22 07:23:13
One of this trait is not seen in a person with Down syndrome
1. High muscle tone
2.Small stature
3.Upward slant eye
4.Short neck
Posted Date:-2021-02-22 07:23:13
Salts and water in hydroponic plants are absorbed by
1.Leaves
2. Stem
3.Roots
4.Outer Layer of plants
Posted Date:-2021-02-22 07:23:13
The enzyme, whose blood levels is increased in patients with Duchenne muscular dystrophy is
1.Carbonic anhydrase
2.Dystrophin kinase
3. Adenosine triphosphate
4.Creatinine phosphokinase
Posted Date:-2021-02-22 07:23:13
This bioassay is used to detect the presence of auxin
1. Only tobacco pith culture
2.Tobacco pith culture and Avena curvature test
3.Tobacco pith culture and Split pea stem curvature test
4.Split pea stem curvature test and Avena curvature test
Posted Date:-2021-02-22 07:23:13
What is a cluster of polar flagella called?
1.Petritrichous
2.Monotrichous
3.Amphitrichous
4.Lophotrichous
Posted Date:-2021-02-22 07:23:13
Which of these is a cocci occurring in single or pairs?
1.Diplococci
2.Streptococci
3.Tetracocci
4.None of the above
Posted Date:-2021-02-22 07:23:13
Which of these is not a function of auxin?
1. inducing callus formation
2.inducing dormancy
3.enhancing cell division
4.maintaining apical dominance
Posted Date:-2021-02-22 07:23:13
A widely used rooting hormone is
1.2,4, -D
2.NAA
3.2,4,5 – T
4.Cytokinin
Posted Date:-2021-02-22 07:23:13
Another way that scientists propose as a treatment to cure muscular dystrophy is
1. Removal of defective genes
2.Replacing defective genes after removing with parents genes again
3.Discovering chemicals which can substitute the missing chemical
4. none of these
Posted Date:-2021-02-22 07:23:13
Deficiency of mineral nutrition does not cause which of these
1.Chlorosis
2.Etiolation
3.Necrosis
4.Shortening internode
Posted Date:-2021-02-22 07:23:13
Define muscular dystrophy
1.Diseases which destruct the muscles of the body
2.diseases which cause the muscles to get disproportionate
3.born with too many or too little muscles
4.diseases which do not allow muscles to grow
Posted Date:-2021-02-22 07:23:13
Down syndrome is
1. Sex-linked
2. Chromosomal
3.dominant
4. recessive
Posted Date:-2021-02-22 07:23:13
Duchenne muscular dystrophy can be cured with
1.Allopurinol
2.Creatinine phosphokinase inhibitors
3.Corticosteroids
4.None of these
Posted Date:-2021-02-22 07:23:13
Flagella in bacteria enable them to
1.reproduce
2.locomote
3.Thrive in nutrient agar
4.Thrive in nutrient agar
Posted Date:-2021-02-22 07:23:13
Formation of the nodule is induced by
1.IAA
2.NAA
3.IBA
4.Both (a) and (c)
Posted Date:-2021-02-22 07:23:13
Generally, a person with Down syndrome has an IQ of
1.20-30
2. 40-50
3. 60-70
4.None of the above
Posted Date:-2021-02-22 07:23:13
Ischemia is
1. restriction of blood supply to tissues
2.Overflow of blood to tissues
3. Inadequate deoxygenated blood carrying veins
4.the medical term for shortness of breath
Posted Date:-2021-02-22 07:23:13
Muscular dystrophy can affect
1.Only humans
2.Only animals
3.Both animals and humans
4.Only plants
Posted Date:-2021-02-22 07:23:13
One of the ways scientists suggest to find a treatment for muscular dystrophy is
1.replacing muscles
2.create customized diets for them to be healthier and stronger
3. attempt to correct defective genes so it creates the right proteins
4.none of these
Posted Date:-2021-02-22 07:23:13
Plants with larger roots can be cultivated with which of the following types of hydroponics
1. Ebb and flow system
2.Drip system
3. Nutrient Film technique
4. None of these
Posted Date:-2021-02-22 07:23:13
Roots of a plant in hydroponics are submerged in a solution of dissolved _________
1.fertilizers
2.oxygen
3.mineral salts
4.chemicals
Posted Date:-2021-02-22 07:23:13
The covalent bond which links the cell walls of gram-positive bacteria containing two modified sugars – N – acetylmuramic acid (NAM) and N-acetyl glucosamine (NAG) is
1.glycosidic bond
2.1,4-glycosidic bond
3.1,6-glycosidic bond
4.glycosidic bond
Posted Date:-2021-02-22 07:23:13
The form of hydroponics that does not require a growing medium at all is
1.Aquaculture
2.Static solution culture
3.Medium culture
4.Aeroponics
Posted Date:-2021-02-22 07:23:13
The gene responsible for causing Duchenne muscular dystrophy is found on
1.Y chromosome
2. X chromosome
3. Autosomal chromosome number 5
4.Autosomal chromosome number 8
Posted Date:-2021-02-22 07:23:13
The involvement of this muscle affects the breathing in Duchenne muscular dystrophy
1.Triceps
2.Biceps
3.Diaphragm
4.Quadriceps
Posted Date:-2021-02-22 07:23:13
The leaf defoliator utilized in the Vietnam war by the USA known as “Agent Orange” was
1.2,4, -D and 2,4,5 – T
2.Ethylene
3.2,4, -D and NAA
4. 2,4,5 – T, ethylene and NAA
Posted Date:-2021-02-22 07:23:13
The number of chromosomes a child with Down syndrome has is
1. 45
2.46
3.47
4.48
Posted Date:-2021-02-22 07:23:13
The protein whose production gets affected in Duchenne muscular dystrophy is
1.Actin
2.Myotropin
3.Dystrophin
4.Leucovorin
Posted Date:-2021-02-22 07:23:13
The scientist who used nutrient culture solution in hydroponic cultures was
1.Knop
2. Sachs
3. Wallace
4. Webster
Posted Date:-2021-02-22 07:23:13
This about cell wall of gram-positive bacteria is true
1. cell wall comprises of many layers
2. the cell wall is thicker than the associated gram-negative bacteria
3.Cell wall comprises of teichoic acids
4.All of the above
Posted Date:-2021-02-22 07:23:13
This assessment finding would enable a nurse to suspect the presence of Down syndrome in a newborn
1.Single palmar crease and hypotonia
2.Short palpebral tissues and flat maxillary area
3. Prominent scalp veins and a high-pitched cry
4.Persistent postnatal growth lag and Microcephaly
Posted Date:-2021-02-22 07:23:13
This hormone is not a growth inhibitor
1.Dormin
2. Abscisic acid
3. Ethylene
4. IAA
Posted Date:-2021-02-22 07:23:13
This is analogous to mesosomes of bacteria
1.Golgi apparatus of eukaryotes
2.Lysosomes of eukaryotes
3.Mitochondria of eukaryotes
4.None of the above
Posted Date:-2021-02-22 07:23:13
This is the precursor of Indole-3-acetic acid
1.Methionine
2.Tryptophan
3.Glycine
4. Isopentynyl pyrophosphate
Posted Date:-2021-02-22 07:23:13
This is the role of the coronary artery
1.to carry blood away from the heart muscles
2.to supply blood to heart muscles
3. to supply blood to all parts of the body
4.none of these
Posted Date:-2021-02-22 07:23:13
Transport of auxin is
1.non-polar
2.symplast
3.apoplast
4.polar
Posted Date:-2021-02-22 07:23:13
What is Chemotaxis?
1. Swimming towards a bacteria
2. Swimming away of a bacteria
3. In the presence of a chemical compound, swimming towards or away of a bacteria
4.None of these
Posted Date:-2021-02-22 07:23:13
Which of the following is not true about hydroponics?
1.Requires high investment
2.Technical knowledge required
3.Can be misused to cultivate banned crops
4. Plants through hydroponics cannot be cultivated everywhere
Posted Date:-2021-02-22 07:23:13
Which of these is exposed on the outer surface of a gram-negative bacterium?
1. Braun lipoprotein
2.O-antigen of lipopolysaccharide (LPS)
3.Polysaccharide portion of lipoteichoic acid (LTA)
4.Electron transport system components
Posted Date:-2021-02-22 07:23:13
Which of these is the fibre obtained from the coconut’s husk
1. Perlite
2.Vermiculture
3.Coir
4.Rockwool
Posted Date:-2021-02-22 07:23:13
Which of these plants may not be suitable for cultivation through hydroponics
1.Tomatoes
2.Carrot
3.Cucumber
4.Strawberries
Posted Date:-2021-02-22 07:23:13
Which of these traits is not linked with Down syndrome?
1. Oily skin
2.Hypotonicity
3.Simian Crease
4.Brachycephaly
Posted Date:-2021-02-22 07:23:13
Which of this bacteria is resistant to penicillin as it lacks a cell wall?
1. Spirochetes
2.Cyanobacteria
3.Mycoplasmas
4.Bdellovibrios
Posted Date:-2021-02-22 07:23:13
Which one of these has a Chinese letter arrangement?
1.Clostridium tetani
2.Mycobacterium tuberculosis
3.Bacillus anthracis
4.Corynebacterium diphtheriae
Posted Date:-2021-02-22 07:23:13