Explore topic-wise MCQs in Biology.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

At what temperature was the flask maintained in Miller s experiment?

A. 900 C
B. 800 C
C. 700 C
D. 600 C
Answer» C. 700 C
Discussion
2.

It is due to the phenomenon Big bang; the origin of life took place.

A. True
B. False
Answer» C.
Discussion
3.

Miller and Urey had performed an experiment to prove the origin of life. They took gases H20 and CH4 along with _______

A. N<sub>2</sub> and H<sub>2</sub>O
B. NH<sub>3</sub> and H<sub>2</sub>
C. CH<sub>4</sub> and N<sub>2</sub>
D. CO<sub>2</sub> and NH<sub>3</sub>
Answer» C. CH<sub>4</sub> and N<sub>2</sub>
Discussion
4.

Life first originated in ______

A. Earth
B. Air
C. Water
D. Soil
Answer» D. Soil
Discussion
5.

Nucleoproteins were the first substance to give sign of ______

A. Species
B. Evolution
C. Life
D. Genes
Answer» D. Genes
Discussion
6.

What did Stanley Miller synthesize in his evolution experiment?

A. Virus
B. Protein
C. Cell
D. Amino acid
Answer» E.
Discussion
7.

Life originated on earth about _____

A. 8 billion years ago
B. 5 billion years ago
C. 4 billion years ago
D. 3 billion years ago
Answer» D. 3 billion years ago
Discussion
8.

The name of the theory given by Louis Pasteur was called as _______

A. Cellular theory
B. Recapitulation theory
C. Germ theory of disease
D. Pasteurization
Answer» D. Pasteurization
Discussion
9.

Which among the compounds were formed during the origin of life?

A. Urea, amino acid
B. Urea, nucleic acid
C. Proteins, nucleic acid
D. Proteins, amino acid
Answer» D. Proteins, amino acid
Discussion
10.

The theory of spontaneous generation was rejected by which scientist?

A. Pasteur
B. Lavoisier
C. Kuhn
D. Lamarck
Answer» B. Lavoisier
Discussion
11.

What is most important element for origin of life?

A. Water
B. Oxygen
C. Carbon
D. Nitrogen
Answer» B. Oxygen
Discussion