A free living anaerobic nitrogen fixing bacterium is:
1. Rhizobium
2. Streptococcus
3.Azotobactor
4. Clostridium
Posted Date:-2022-09-23 23:24:24
A free-living aerobic and non-photosynthetic nitrogen fixing bacterium is:
1. Anabaena
2. Clostridium
3.Azotobactor
4.Rhizobium
Posted Date:-2022-09-23 23:28:30
A person showing unpredicatable moods, outbursts of emotion quarrelsome behaviour and conflicts with other is suffering from:
1.Addictive disorders
2.Schizophrenia
3. Borderline personality disorder (BOD)
4. Mood disorders
Posted Date:-2022-09-23 16:31:45
Allegens:
1.Infectious and increase secretion of IgE antiboides
2.Non-infectious and increase secretion of IgE antibodies
3.Infectious and increase secretion of IgS antibodies
4. Non-infectious and increase secretion of IgM antibodies
Posted Date:-2022-09-23 16:24:28
An allergic reaction is intiated by antibodies of, group :
1. IgG
2. IgE
3.IgM
4. IgA
Posted Date:-2022-09-23 16:34:12
Antibiotics are:
1. Medicines
2.Toxin
3.Plants
4. Syrups
Posted Date:-2022-09-23 23:27:56
Ascaris is most commonly found in:
1. Men
2.Women
3. Children
4.Both (a) and (b)
Posted Date:-2022-09-23 16:29:58
Azoila has symbiotic relationship with:
1. Chlotfila
2. Anabaena
3.Nostoc
4. Tolypothrix
Posted Date:-2022-09-23 23:23:08
Bacillus thuringiensis (Bt) strains have been used for designing novel:
1. Bio-metallurigcal techniques
2.Bio-mineralization process
3. Bio-insecticidal plants
4. Bio-fertilizers
Posted Date:-2022-09-23 23:21:23
Both in callus and suspension culture commonly used auxin is:
1.NAA
2. IEA
3. 2-4D
4. Abscisic acid
Posted Date:-2022-09-23 16:38:43
Both sickle cell anaemia and Huntington’s chores are:
1.Bacerial diseases
2.Congenital diseases
3. Pollution related diseases
4. Viral diseases
Posted Date:-2022-09-23 16:25:05
By anobacteria are useful biofertilizers in the; field of:
1.Wheat
2. Maize
3.Rice
4. Sugarcane
Posted Date:-2022-09-23 23:26:40
Changa’s disease is caused by:
1. Trypanosoma ganabiense
2.Trypanosoma Cruzi
3.Trypanosoma-rhodesiense
4.Leishmania donovani
Posted Date:-2022-09-23 16:27:34
Choose the cat fish from the following:
1. Katla Katla
2.Wallage attu
3.Labeo rohita
4.Cirrhinus mrigaja
Posted Date:-2022-09-23 23:15:48
Citric acid is produced by:
1.Rhizopus
2.Mucor
3. Aspergillus
4. Saccharomyces
Posted Date:-2022-09-23 23:24:59
Current treatment for cancer does not include which of the following:
1.Chemotherapy
2. Radiaotherapy
3.Surgery
4.Physiotherapy
Posted Date:-2022-09-23 16:32:27
For retting of jute, the fermenting microbe is:
1.Methanophilic bacteria
2. Butyric acid bacteria
3. Helicobactor pylon
4. Streptococcus lactin
Posted Date:-2022-09-23 23:29:13
HIV that causes AIDS, first starts destroying:
1.Helper T-lymphocytes
2.B-Lymphocytes
3. Leucocytes
4. Thrombocytes
Posted Date:-2022-09-23 16:35:15
Hybrid vagour is induced by:
1. By Clonal selection
2.By Crossing of plant
3.By crossing of two plants
4. By Species differentiation
Posted Date:-2022-09-23 23:19:26
In AIDS, which of these cells are most affected:
1.B-cells
2. T-cells
3.Monocytes
4.Neutrophils
Posted Date:-2022-09-23 16:26:01
In Malaria, the product released by mosquito into blood that causes chill and fever is called:
1.Haematin
2. Schuffher’s dots
3.Haemozoin
4.Haemotoxin
Posted Date:-2022-09-23 16:34:45
In nostoc, enzyme nitrogenase occurs in :
1.Vegetative cells
2.Heterocysts
3. Both (a) and (b)
4. Only in hormogones
Posted Date:-2022-09-23 23:25:38
India’s w heat yield revolution in the 1986s was possible primarily due to:
1. Mutations resulting in the plant height reduction
2.Quantitative trait mutations
3.Hybrid seeds
4.Increased chlorophyll content
Posted Date:-2022-09-23 23:14:05
Intermediate host of Schistosoma is:
1.Snail
2. Mosquito
3.Housefly
4. Sheep
Posted Date:-2022-09-23 16:31:07
Kupffer cells are present in:
1. Liver
2.Small intestine
3.Pancreas
4. Thyroid
Posted Date:-2022-09-23 16:30:34
Morphine obtained from opium is:
1. Latex
2. Pome
3. Alkaloid
4.Tannin
Posted Date:-2022-09-23 16:35:48
Most cultivated plants are:
1.Autopolyploid
2. Allopolyploid
3.Aneuploids
4.Haploids
Posted Date:-2022-09-23 23:17:04
Most nutritious among the following is:
1.Wheat
2.Maize
3. Pearley
4. Rice
Posted Date:-2022-09-23 23:18:31
Nif gene occurs in:
1. Peiiicillium
2.Rhizobium
3.Aspergillus
4.Streptococcus
Posted Date:-2022-09-23 23:22:34
Norman Borlaugh known as “Father of Green Revolution†has developed new cultivating variety of:
1. Paddy
2. Rice
3.Wheat
4.Sugarcane
Posted Date:-2022-09-23 23:20:01
One of the following is a disease of poultry:
1. Anthrax
2.Pebrine disease
3.Ranikhet disease
4.Foot and mouth disease
Posted Date:-2022-09-23 23:15:00
Passive immunity can be obtained by injecting:
1.Antibodies
2. Antigens
3.Antibiotics
4.Vaccination
Posted Date:-2022-09-23 16:26:50
Screening test of AIDS is:
1.Western blot
2.ALISA
3.PCR
4.Southern blot
Posted Date:-2022-09-23 16:33:07
Somatic hybridization can be done by:
1.By Protoplast fusion
2.By Haploid anther
3.By Cell culture
4. (By Totipotency
Posted Date:-2022-09-23 16:39:12
Streptococcus is used in the preparation of:
1.Wine
2. Idli
3.Paneer
4. Bread
Posted Date:-2022-09-23 23:21:58
Streptomycin is produced by:
1. By Streptomyces Scoleus
2.By Streptomyces fradiae
3. By Streptomyces venezueleae
4. By Streptomyces griseus
Posted Date:-2022-09-23 23:27:26
Term antibiotic was first used by :
1. Flemming
2.Pasteur
3.Waksman
4. Lister
Posted Date:-2022-09-23 23:23:42
The best milk breed in the world is:
1.Chittgong
2.Deoni
3.Holstein-Friesian
4. Sindhi
Posted Date:-2022-09-23 16:37:08
The drug which stimulates the nervous system and makes him more wakeful alert and active is called :
1. Sedative
2. Opiate narcotic
3. Stimulant
4.Hallucinogen
Posted Date:-2022-09-23 16:29:27
The technique of obtaining large number of plantlets by tissue culture method is called :
1.Organ culture
2.Micro-propagation
3.Macro-propagation
4. Plantlet culture
Posted Date:-2022-09-23 23:16:26
The vactor of Break bone fever is:
1. Anopheled
2. Aedes
3. Culex
4. None of these
Posted Date:-2022-09-23 16:33:38
The world’s highly prized wool yielding ‘Pashmina’ breed is :
1. Sheep
2. Goat
3.Goat-sheep cross
4.Mashmir sheep-Afghan sheep cross
Posted Date:-2022-09-23 16:38:09
There crops that contribute maximum to global food grain production are :
1.Wheat, rice and maize
2.Wheat rice and barley
3. Wheat, maize and sorghum
4. Rice, maize and sorghum
Posted Date:-2022-09-23 16:37:40
Transgenic plants are develop by:
1. Introducing of foreign fenes
2.Clone and genetically modified genes
3. Genetic engineering
4. Purified genes
Posted Date:-2022-09-23 23:30:05
Triticale first main-made corral crop has been obtained by crossing wheat with
1. Rye
2.Pearl mille
3.Sugarcane
4. Barley
Posted Date:-2022-09-23 23:17:42
Two microbes found to be very useful in genetic, engineering are:
1.Escherichiya Coli and Agrobacterium tumefaciens
2. Virbio chloerae and tailed bacteriophage
3.Diplococcus sp and pseudomonas sp.
4.(None of these
Posted Date:-2022-09-23 23:30:44
Usnic acid is an antibiotic obtained from :
1. Fungi
2. Bacteria
3. Lichens
4.(Algae
Posted Date:-2022-09-23 23:26:07
Which of the following disease effect the immune system directly?
1.Cholera
2. Tuberculosis
3. Tetanus
4. AIDS
Posted Date:-2022-09-23 16:28:16
Which of the following vaccines are injected at the age of 11/2, 21/2 and 31/2 months:
1.DPT-Hib and Polio
2. Polio and BCG
3. BCG and DTP-Hib
4. BCG and Hepatitis-B
Posted Date:-2022-09-23 16:28:53
Zoological name of Indian buffalo is:
1. Bubalus bubalus
2.Bos indicus
3. Bos taurus
4. Gallusgallus
Posted Date:-2022-09-23 16:36:37