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2 solved questions on Carbon Dioxide
CSS 2019General Science & AbilityQ. 2
(a) Deficiency of vitamins causes different human diseases. Choose the correct type of vitamin (Vit. A, Vit. B1, Vit. C, Vit. D, Vit. E, Vit. K) for each disease: 1. Poor night vision 2. Bleeding gums 3. Rickets in children 4. Beri-Beri 5. Anaemia. (b) People suffering from cardiovascular disease having high level of cholesterol in their blood, this often leads to build of fats on its internal arterial walls, suggest how this might be harmful to the heart. (c) Why the excessive use of chemical fertilizers should be avoided? (d) Why are Scientists worried about the increase of CO2 in atmosphere?
#cssnexus #Vitamin Deficiency Diseases #Cholesterol #Atherosclerosis
CSS Nexus6 Nov 2026
CSS 2016General Science & AbilityQ. 9
(a) Discuss importance of preservatives and antioxidants in food. (b) Comment, Green House Effect is a blessing. Also discuss Enhanced Green House Effect and its relation with global warming.
#cssnexus #Food Preservatives #Antioxidants #Greenhouse Effect
CSS Nexus6 Nov 2026