Biology - Study Mode

[#171] PH of human blood is
Correct Answer

(A) 7.4

Explanation

Solution: The pH scale, ranges from 0 (strongly acidic) to 14 (strongly basic or alkaline). A pH of 7.0, in the middle of this scale, is neutral. Blood is normally slightly basic, with a normal pH range of about 7.35 to 7.45.

[#172] PH value of human blood is
Correct Answer

(C) 7.4

Explanation

Solution: PH value of human blood is 7.4.

[#173] Out of proteins, lipids and carbohydrates present in a cell membrane, what is true?
Correct Answer

(B) Carbohydrates are minimum

Explanation

Solution: Carbohydrates are minimum in a cell membrane.

[#174] Potato is a modified form (outgrowth) of:
Correct Answer

(B) stem

Explanation

Solution: Potato is a modified form (outgrowth) of stem.

[#175] Of the following taxonomic categories which is the most inclusive (i.e. is the highest in hierarchy)?
Correct Answer

(C) Class

Explanation

Solution: Of the following taxonomic categories class is the most inclusive (i.e. is the highest in hierarchy).