NEET UG Botany MCQ-105

Question No:2

The most abundant type of lipids in plants and animals is

(A) Triglycerides
(B) Phospholipids
(C) Derived lipids
(D) Glycolpids

Question No:3

Palmitic acid contains – number of carbon atoms

(A) 16
(B) 18
(C) 20
(D) 24

Question No:4

Which one of the following fats contains unsaturated fatty acids?

(A) Ghee
(B) Curd
(C) Safflower oil
(D) Fish oil

Question No:5

The following is one of the important biological roles of lipids
(A) Enzyme activator
(B) energy source
(C) Emulsifiers

(D) Vitamin carriers

(A) A and D
(B) B and C
(C) A, C and D
(D) A, B, C, D

Question No:6

Hydrolysis of fats and oils in the body produces

(a) Ester
(b) Adipose
(c) C02

(d) Carboxylic acid

(A) Only C
(B) Only D
(C) C and D only
(D) All

Question No:7

Lipids are stored in

(A) Liver
(B) Muscles
(C) Adipose tissue
(D) Bone marrow

Question No:8

The most efficient source of energy in the human body is

(A) Fats
(B) Sugars
(C) Proteins
(D) Nucleic acid

Question No:9

A carbohydrate galactose is present in

(A) Terpenes
(B) Glycerophosphatides
(C) Glycolipids
(D) Phosphoinositides

Question No:10

In plants lipids occur in

(A) Fruits
(B) Nuts
(C) Seeds
(D) All the above

Question No:11

Which of the following fatty acid is saturated ?

(A) Oleic acid
(B) Linoleic acid
(C) Stearic acid
(D) Chaulmoogric acid

Question No:12

Which one of the following fats contains EKS unsaturated fatty acids?

(A) Ghee
(B) Curd
(C) Gingely oil
(D) Fish oil

Question No:13

The conversion of oils into fats is by

(A) Hydrolysis
(B) Oxidation
(C) Esterification
(D) Hydrogenation

Question No:14

Two fatty acid monomers are joined by

(A) Ester bond
(B) Peptide bond
(C) Phospho diester bond
(D) Hydrogen bond

Question No:15

Unsaturated fatty acid is

(A) Palmitic acid
(B) Stearic acid
(C) Oleic acid
(D) Arachidic acid

Question No:16

The number of fatty acid molecules present in dipalmitostearin is

(A) One
(B) Two
(C) Three
(D) Four

Question No:17

Lipids are not soluble in water because

(A) Lipids are neutral
(B) Lipids are hydrophilic
(C) Lipids are hydrophobic
(D) Zwitter ion complex of lipids

Question No:18

The bases that are common in both RNA and DNA are

(A) Adenine, Guanine, Cytosine
(B) Adenine, Guanine, Thymine
(C) Adenine, Uracil, Cytosine
(D) Guanine, Uracil, Thymine

Question No:19

The pyrimidine bases present in RNA are

(A) Cytosine and thymine
(B) Thymine and uracil
(C) Cytosine and uracil
(D) Uracil and guanine

Question No:20

In nucleic acids, the nucleotide sequence is represented as

(A) Phosphate – base – sugar
(B) Sugar – base – phosphate
(C) Base – sugar – phosphate
(D) Base – phosphate – sugar