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- Question
Ordinary table salt is sodium chloride. What is baking soda?
Options- A. Potassium chloride
- B. Potassium carbonate
- C. Potassium hydroxide
- D. Sodium bicarbonate
- Correct Answer
- Sodium bicarbonate
- 1. Plant development is influenced by
Options- A. quality of light only
- B. quality and quantity of light
- C. quality and duration of light
- D. quality, quantity and duration of light Discuss
- 2. Pyorrhoea is a disease of the
Options- A. nose
- B. gums
- C. heart
- D. lungs Discuss
- 3. out of proteins, lipids and carbohydrates present in a cell membrane, what is true?
Options- A. Lipids are maximum
- B. Carbohydrates are minimum
- C. Carbohydrates are maximum
- D. All three are in equal proportion Discuss
- 4. Pollination by wind is called
Options- A. anemophily
- B. hydrophily
- C. zoophily
- D. entomophily Discuss
- 5. Most abundant tissues of our body are
Options- A. muscular
- B. connective
- C. epithelial
- D. nervous Discuss
- 6. Osmosis is the flow of solution from higher concentration to a solution of lower concentration through a semi permeable membrane. What is incorrect in this statement?
Options- A. Exact concentration of solution is not given
- B. Character of semi permeable membrane is not given
- C. The flow of solution is not possible through semi permeable membrane
- D. All are incorrect Discuss
- 7. Pulses are a good source of
Options- A. carbohydrates
- B. fats
- C. proteins
- D. vitamins Discuss
- 8. Normal adult human male has
Options- A. 10 gram of haemoglobin/100 gram of blood
- B. 14 gram of haemoglobin/100 gram of blood
- C. 18 gram of haemoglobin/100 gram of blood
- D. 24 gram of haemoglobin/100 gram of blood Discuss
- 9. Mumps is a disease caused by
Options- A. fungus
- B. bacterium
- C. virus
- D. None of these Discuss
- 10. Monotremes are unique mammals because they
Options- A. posses hair
- B. give birth to live young
- C. secret milk in a pouch
- D. lay eggs Discuss
Biology problems
Search Results
Correct Answer: quality, quantity and duration of light
Correct Answer: gums
Explanation:
Pyorrhoea, or periodontal disease, to give it a proper medical term, is a disease of the gums, it is one of the most widely prevalent diseases. It affects the membrane surrounding the roots of the teeth and leads to loosening of the teeth, pus formation, and shrinkage of the gum. This disease is the primary cause for tooth loss among adults.
Correct Answer: Carbohydrates are minimum
Correct Answer: anemophily
Correct Answer: connective
Correct Answer: The flow of solution is not possible through semi permeable membrane
Correct Answer: proteins
Correct Answer: 14 gram of haemoglobin/100 gram of blood
Correct Answer: virus
Correct Answer: lay eggs
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