microbes in human welfare MCQ with answers
Class 12 biology chapter 10 mcq Microbe in human welfare's
This Mutiple Choice Questions answer of Biology Chapter 10 Microbe in Human welfare will help in NEET or other Examinations of judiciary examinations of the india here ,all questions and are purely extracted from Ncert by our experts .
1.Which of the following bacteria are very useful for Fertilization?
a) Rhizobium
b) Ring worm
c) platesworm
d)All of these
Answer: Rhizobium
2.In Which of the following scientist who first discovered the bacteria?
a) Alex Mathur
b) Sowing Neill
c) Antoni van Leeuwenhoek
d) madam Amelie
Answer: Antoni van Leeuwenhoek
3.Who invented the bacillus Thurignesis?
a) Ernest Berliner
b) Davis William
c) Malthus Rein
d) Antonio
Answer: Ernest Berliner
4 Streptococcus bacteria are used in the preparation of food ?
a) Paneer
b) bread
c) curd
d) sandwich
Answer: Paneer
5.Which of the following in NIF gene are found?
a) Nitrogen Fixings bacteria
b) Allotropic Bacteria
c) Homogeneity bacteria
d) all of these
Answer: Nitrogen Fixings bacteria
6. Which of the following Azoila has symbiotic relationship With?
a) Anabaena
b) Lactobacillus
c) Lactose
d) Maltese
Answer: Anabaena
7.In which of the following usnic acid are found ?
a) Lichen
b) Cockroaches
c) butterfly
d) All of these
Answer: Lichen
8.Which of the following drug are uses as Antibiotics?
a) Hallucigone
b) heroin
c) Cocaine
d) Penicillin
Answer: Penicillin
9.In which of the following scientist the term antibiotics was First coined by ?
a) Anthony
b) Timms Berber
c) George Jon Mendel
d) Selman Waksman
Answer: Selman Waksman
10.Citric acid is mainly produce by ?
a) Fungal fermentation
b) Fungal distribution
c) Fungal distortion
d) All of these
Answer: Fungal fermentation
11.Which of the following process lactic acid are formed?
a) leapfrog process
b) Nematode process
c) Acidification process
d) Fermentation process
Answer: Fermentation process
12.The bacillus Thurignesis is used to control ?
a) Nematodes
b) lepidopterans
c) Coleopteran
d) All of these
Answer:All of these
13.Which of the following bacteria who conversation the milk into curd ?
a) Lactobacillus
b) Entopallium
c) Streptococcus
d) Solemona typhi
Answer: Lactobacillus
14.Which of the following alcoholic drinks is produced Without destination?
a) Whiskey
b) Beer
c) vodka
d) Wine
Answer: Wine
15.Why cyanobacteria are used as biofertilizers Because?
a) They have atmospheric nitrogen fix
b)They have Equal Amount of Carbon monoxide
c) They have low Quantity of mass
d) They have Quantity of oxygen
Answer:They have atmospheric nitrogen fix