Biology MCQs

1496 MCQs  — Everyday Science MCQs  (Page 35 of 150)

Attempt Biology Quiz
__________ is example of pure form of cellulose?
A. Silk
B. Wool
C. Cotton
D. Paper
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A compound produced as a result of a chemical reaction of an alcohol with an acid in which water molecule is released is called________________?
A. Monosaccharide
B. Fatty acid
C. Neutral lipid
D. Nucleic acid
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Lipids are soluble in which of the following_______________?
A. Water
B. Ether
C. All solvents
D. Not in any of the above
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One celled green ptotists are included in___________?
A. Monera
B. Algae
C. Slime molds
D. Plants
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Lipid molecules can store double amount of energy as compared to same amount of carbohydrate because of high number of__________________?
A. C-c bonds
B. C-h bonds
C. C-n bonds
D. C-o bonds
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Fatty acids containing 18 C atoms and a single double bond is____________?
A. Saturated fatty acid
B. Unsaturated fatty acid
C. Oleic acid
D. Plamitic acid
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Pick the odd one out
A. Psilophyton
B. Rhynia
C. Cooksonia
D. Psilotum
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Which of the following statement is incorrect5 for fats containing unsaturated fatty acid_____________?
A. They contain double bond
B. They are usually solid at room temperature
C. They are lighter than water
D. Their specific gravity is less than 1
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Which one the following fatty acid is more soluble in an organic solvent and has higher melting point____________?
A. Acetic acid
B. Butyric acid
C. Palmitic acid
D. All have same
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Peptide bond is_____________?
A. C-n link
B. C- o lind
C. N-h link
D. C-h link
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Word of the Day
13 Jul
Debunk
expose the falseness or hollowness of (an idea or belief).
بے نقاب کرنا، پول کھولنا

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