The liquid that escapes during defrosting frozen meat contains _____ bacteria??
A. Campylobacter
B. Nitrobacter
C. Azobacter
D. Salmonella
Category: Biology Mcqs
The diffusion of ions along with water also takes place by mass flow system along the ________ path??
A. Tonoplast
B. Apoplast
C. Symplast
D. Vacuolar
Pick the odd one out?
A. Psilophyton
B. Rhynia
C. Cooksonia
D. Psilotum
Strengthening material of prokaryotic cell wall is__________??
A. Cellulose
B. Chitin
C. Inorganic salts silica waxes and ligin
D. Peptidoglycan or Murein.
Animals that eat plants are called___________________??
A. Herbivores
B. Consumer
C. Carnivores
D. Omnivores
Extremely long molecule of DNA that is tightly folded to fit inside the cell component is called_____________??
A. Nucleus
B. Chromosome
C. Chromatid
D. Chromatin body
In sponges fertilization takes place in____________??
A. Ectoderm
B. Mesenchyme
C. Endoderm
D. Uterus
During the process of cell division which of the following divides first??
A. cytodplasm
B. vacuoles
C. mitochondria
D. nucleus
The one which is present in all aerobic species is _________??
A. Cytohrome c
B. Cytochrome a
C. Cytochrome a3
D. Cytochrome b
One of the commonest cause of food poisoning are the toxins produced by__________??
A. Azobacter
B. Nitrosomonas
C. Campylobacter
D. Nitrobacter
