Explore topic-wise MCQs in Biology.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Among the following statements pick the statement that best describes a living thing.

A. All living things reproduce
B. Living organisms grow endlessly throughout their life
C. Living organisms are those that are self replicating, evolving and self-regulating interactive systems capable of responding to external stimuli
D. Living organisms are those that depend on AI to take decisions
Answer» C. Living organisms are those that are self replicating, evolving and self-regulating interactive systems capable of responding to external stimuli
2.

A reaction that takes place in laboratory rather than in a living body is called _______

A. <em>In situ</em>
B. In vitro
C. Instant
D. In house
Answer» C. Instant
3.

When the reactions that occur in the body are made to happen in laboratory conditions they are said to be ________

A. Metabolic reactions
B. Oxidation reactions
C. Living reactions
D. Reduction reactions
Answer» D. Reduction reactions
4.

Consciousness and cellular organization of the body are the defining features of living organisms.

A. True
B. False
Answer» B. False
5.

Metabolism means ________

A. division of cells
B. expansion of cell
C. sum total of all chemical reactions occurring in our body
D. production of progeny
Answer» C. sum total of all chemical reactions occurring in our body
6.

Sexual reproduction results in variation of the progeny from the parents. What do you think are the appropriate reasons?

A. Since sexual reproduction involves only gene from a single parent which undergoes modifications to produce different traits in the progeny
B. Sexual reproduction involves gene from both the parents which undergoes modifications to produce traits that vary from the parent
C. It is due to variation in the time
D. Parents decide the traits of the progeny and design them accordingly
Answer» C. It is due to variation in the time
7.

Reproduction is a sufficient condition to determine whether a thing is living or nonliving.

A. True
B. False
Answer» B. False
8.

Reproduction in Planaria takes place through ________

A. Budding
B. Binary Fission
C. Asexual spores
D. Fragmentation
Answer» E.
9.

Which among the following best describes the word Growth in living organisms?

A. Increase in mass either due to accumulation or due to changes that body undergoes internally
B. Increase in mass due to internally cell division and increase in number due to replication are twin characteristic of growth
C. All living organisms grow throughout their life
D. Growth is a sufficient characteristic to determine whether an organism is living or non-living
Answer» C. All living organisms grow throughout their life