[C] (i) and (iii) Such as sodium hydroxide, baking soda, washing soda and many more, common salt besides being used in kitchen can also be used as the raw material.
[C] (i) and (iii)
Such as sodium hydroxide, baking soda, washing soda and many more, common salt besides being used in kitchen can also be used as the raw material.
(D) They have thick elastic walls without valves inside, blood flows under high pressure and carry blood away from the heart to different parts of the body.
(D) They have thick elastic walls without valves inside, blood flows under high pressure and carry blood away from the heart to different parts of the body.
[C] (I), (II), (IV) and (III) The metals have been arranged in order of their decreasing reactivity by using displacement reaction since all metals are not equally reactive the activity series.
[C] (I), (II), (IV) and (III)
The metals have been arranged in order of their decreasing reactivity by using displacement reaction since all metals are not equally reactive the activity series.
Nascent oxygen is highly reactive. It can react readily with different kinds of molecules, including DNA, proteins present in the cells of aerobic life forms. This may lead to mutations and undesirable metabolic changes.
Nascent oxygen is highly reactive. It can react readily with different kinds of molecules, including DNA, proteins present in the cells of aerobic life forms. This may lead to mutations and undesirable
metabolic changes.
In human body which part of elementary canal, food is finally digested?
[D] Small intestine
[D] Small intestine
See lessCommon salt besides being used in kitchen can also be used as the raw material for making
[C] (i) and (iii) Such as sodium hydroxide, baking soda, washing soda and many more, common salt besides being used in kitchen can also be used as the raw material.
[C] (i) and (iii)
See lessSuch as sodium hydroxide, baking soda, washing soda and many more, common salt besides being used in kitchen can also be used as the raw material.
Choose the correct statement that describes arteries:
(D) They have thick elastic walls without valves inside, blood flows under high pressure and carry blood away from the heart to different parts of the body.
(D) They have thick elastic walls without valves inside, blood flows under high pressure and carry blood away from the heart to different parts of the body.
See lessWhich one of the following statements is correct about the human circulatory system?
[C] Valves ensure that the blood does not flow backwards.
[C] Valves ensure that the blood does not flow backwards.
See lessArrange the following metal in the decreasing chemical activity series.
[C] (I), (II), (IV) and (III) The metals have been arranged in order of their decreasing reactivity by using displacement reaction since all metals are not equally reactive the activity series.
[C] (I), (II), (IV) and (III)
See lessThe metals have been arranged in order of their decreasing reactivity by using displacement reaction since all metals are not equally reactive the activity series.
Scientists claim that nascent oxygen is toxic to aerobic life forms. What are the reasons.
Nascent oxygen is highly reactive. It can react readily with different kinds of molecules, including DNA, proteins present in the cells of aerobic life forms. This may lead to mutations and undesirable metabolic changes.
Nascent oxygen is highly reactive. It can react readily with different kinds of molecules, including DNA, proteins present in the cells of aerobic life forms. This may lead to mutations and undesirable
See lessmetabolic changes.