QuestionKart - Questions

cds- Question :

Which among the following is the correct increasing order of pH found in human body ?

A :

Gastric juice, saliva, blood

B :

Blood, saliva, gastric juice

C :

Saliva, blood, gastric juice

D :

Gastric juice, blood, saliva

cds- Question :

Statement 1: Oxides of sulfur and niirogen present in high concentration in air are dissolved in rain drops.

Statement 2: Oxyacids of sulfur and nitrogen make rain water acidic.

A :

Both the statement are individually true and statement 2 is the correct explanation of statement 1

B :

Both the statements are individually true but the statement 2 is not the correct explanation of statement 1

C :

statement 1 is true but its statement second is false

D :

the statement one is false but statement second is true

cds- Question :

The elements of a group in the periodic table

A :

have similar chemical properties

B :

have consecutive atomic numbers

C :

are isobars

D :

are isotopes

cds- Question :

The pH of human blood is normally around

A :

4.5-5.5

B :

5.5-6.5

C :

7.5-8.0

D :

8.5-9.0

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