State whether the given statements are true or false
I. Bacteria shows both autotrophic and heterotrophic nutrition
II. Some of the bacteria are autotrophic. They may be photosynthetic autotrophic or chemosynthetic autotrophic
III. Heterotrophic nutrition involves the obtaining of readymade organic nutrients from outside sources
I and II are true
I is true, II and III is false
I, II and III are true
I, II and III
Related Questions
State whether the given statements are true or false
I. Bacteria shows both autotrophic and heterotrophic nutrition
II. Some of the bacteria are autotrophic. They may be photosynthetic autotrophic or chemosynthetic autotrophic
III. Heterotrophic nutrition involves the obtaining of readymade organic nutrients from outside sources
I and II are true
I is true, II and III is false
I, II and III are true
I, II and III
Which statement about meiosis is NOT true?
It reduces the chromosome number by half.
It introduces genetic variation.
It involves two rounds of division.
It produces genetically identical daughter cells.
Which of the following is a nitrogen fixing organism?
BGA
Rhizobium
Both (1)and (2)
Agaricus
Which of the following is photoautotrophic bacteria?
Nostoc and Anabaena
Clostridium
Salmonelia
Escherichia coli
In which of the following will you look for E.Coli?
Milk
Water
human intestine
Soil
Identify the incorrect statement regarding cell division:
Meiosis results in four daughter cells with half the number of chromosomes as the parent cell.
Mitosis produces genetically diverse daughter cells.
Cytokinesis is the division of the cytoplasm.
Mitosis is essential for growth and repair of tissues.
Which of the following statements is NOT true about the differences between mitosis and meiosis?
Mitosis results in two daughter cells, while meiosis results in four daughter cells.
Mitosis results in genetically identical daughter cells, while meiosis results in genetically diverse daughter cells.
Mitosis is involved in growth and repair, while meiosis is involved in sexual reproduction.
Mitosis results in haploid cells, while meiosis results in diploid cells.
Which of the following diseases are caused by bacteria?
I. Flu II. Cholera
III. Typhoid IV. Tetanus
Codes
I, II and III
II, III and IV
I, III and IV
I, II, III and IV
Methanogens, a unique group of archaebacteria, are found in which of the following environments?
Hot springs
Gut of ruminant animals
Salt lakes
Acidic soils
Which of the following disease is not caused by eubacteria
Canker
Tetanus
Thyphoid
Pleuropneumonia
