Explore topic-wise MCQs in Life Sciences.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Life Sciences knowledge and support exam preparation. Choose a topic below to get started.

1.

Epicatechin gallate (ECG) is a type of flavonoid, found in which of the following?

A. Orange
B. Green tea
C. Berries
D. Carrot
Answer» C. Berries
2.

Name the phenolic compound present in tea?

A. Flavonoids
B. Lignans
C. Stilbene
D. Neolignans
Answer» B. Lignans
3.

Metabolic intermediates found in living system which are essential for growth and life is called___________

A. Saponins
B. Tannins
C. Secondary metabolite
D. Primary metabolites
Answer» E.
4.

NAME_THE_PHENOLIC_COMPOUND_PRESENT_IN_TEA??$

A. Flavonoids
B. Lignans
C. Stilbene
D. Neolignans
Answer» B. Lignans
5.

Epicatechin_gallate_(ECG)_is_a_type_of_flavonoid,_found_in_which_of_the_following?$

A. Orange
B. Green tea
C. Berries
D. Carrot
Answer» C. Berries
6.

Which of the following class does NOT belong to phenolic compounds?

A. Xanthone
B. Lignans
C. Gossypol
D. Flavonoids
Answer» D. Flavonoids
7.

Name the class of secondary metabolites which is characterized by the presence of the hydroxyl group with an aromatic ring?

A. Glycosides
B. Phenolics
C. Alkaloids
D. Terpenes
Answer» C. Alkaloids
8.

Beta-carotene, a plant pigment falls under which of the following classes of terpenes?

A. Triterpenes
B. Teteraterpenes
C. Diterpenes
D. Polyterpenes
Answer» C. Diterpenes
9.

Which of the following does NOT take part in the biosynthesis of terpenes?

A. Mevalonic acid
B. Methylerythritol phosphate
C. Acetyl-COA
D. Phenol
Answer» E.
10.

How many isoprene units, are there in sesquiterpenes?

A. 1
B. 2
C. 3
D. 8
Answer» D. 8
11.

Which of the following is NOT the class of secondary metabolite.

A. Amino acids
B. Terpenes
C. Phenolics
D. Alkaloids
Answer» B. Terpenes
12.

Secondary metabolites are the essential component of the plant growth.

A. True
B. False
Answer» C.
13.

Metabolic intermediates found in living system which are essential for growth and life is called___________

A. Saponins
B. Tannins
C. Secondary metabolite
D. Primary metabolites
Answer» E.