Food Poisoning
Trending Questions
When a moist bread is exposed to air, it becomes black because:
Spores are present in water
Spores are present in air
Spores are present on bread
Bread decomposes
- Lactobacillus
- Both A and C
- Yeast
- Salmonella
How does food get decayed?
By the loss of nutrients from the food.
By the toxic substances produced by microorganisms.
By the wastes released of microorganisms.
By the decomposition activity of microorganisms.
What is food poisoning? What precautions should be taken to avoid food poisoning?
The meaning of pseudopodia is
Multiple feet
False feet
True feet
Single foot
Question 46
Lichens are called pioneer colonisers of bare rock. How can they help in the formation of soil?
Question 23
Fill in the blanks
(a) Pneumonia is an example of___disease.
(b) Many skin diseases are caused by___.
(c) Antibiotics commonly block biochemical pathways important for the growth of __.
(d) Living organisms carrying the infecting agents from one person to another are called ____.
- Cold
- Headache
- Diarrhoea
- Dizziness
What are the major groups of microorganisms? [5 MARKS]
- Denitrification
- Ammonification
- Nitrification
How is food poisoned by microorganisms?
- They produce toxic substances.
- They reduce the water content of the cell.
- They destroy the nutrients of the food.
- They allow other harmful bacteria to grow on food.
Is tinned and sealed food always good and safe to eat? Give reason to support your answer.
- Lungs
- Liver
- Kidneys
- Stomach
Is tinned and sealed food always safe to eat ? Give reasons in support of your answer.
(a) Pneumonia is an example of___disease.
(b) Many skin diseases are caused by___.
(c) Antibiotics commonly block biochemical pathways important for the growth of __.
(d) Living organisms carrying the infecting agents from one person to another are called ____.
- Lactic acid
- Acetic acid
- Weedicide
- Pesticide
- Lactic acid
- Acetic acid
- Weedicide
- Pesticide
- Salt water
- Sugar solution
- Double distilled water
- Marine water
- acetic acid
- ethanoic acid
- benzoic acid
- none of the above
Is tinned and sealed food always safe to eat ? Give reason in support of your answer.