Explore topic-wise MCQs in Biology.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which is the very slow-acting enzyme in chloroplast?

A. ATPase
B. Ribulose-1
C. RUBISCO
D. Carboxylase
Answer» D. Carboxylase
2.

Which among the following enzymes are present in the chloroplast?

A. RuBP
B. Ribulose-2
C. Maltase
D. Lipase
Answer» B. Ribulose-2
3.

Who synthesizes the enzymes required for photosynthesis?

A. Sunlight
B. Matrix
C. Grana
D. DNA and RNA of chloroplast
Answer» E.
4.

Which is the site of dark reaction?

A. Matrix
B. Stroma
C. Cytochrome
D. Roots
Answer» C. Cytochrome
5.

The stroma contains a number of _____ made up of disc-like ______

A. grana, thylakoids
B. grana, stroma
C. thylakoids, grana
D. stroma, grana
Answer» B. grana, stroma
6.

Which part of chloroplast contains all the water-soluble enzymes?

A. Lamella
B. Stroma
C. Matrix
D. Chlorophyll
Answer» D. Chlorophyll
7.

The chloroplast is a single membrane-bound structure.

A. True
B. False
Answer» C.
8.

Chloroplasts are also known as _____________

A. Photosynthetic factories
B. Food makers
C. Color factories
D. Lifer giver
Answer» B. Food makers
9.

Where does photosynthesis take place in C3 plants?

A. C<sub>3</sub> station
B. Arthroplasty
C. Mesosomes
D. Mesophyll cells
Answer» E.
10.

Where does the photosynthesis actually take place?

A. Leaves
B. Chloroplast
C. Flowers
D. Root
Answer» C. Flowers