Practice Questions

TLS Online TPP Program

#Question id: 12609

Which of the following is an example of an ecosystem?

#Unit 10. Ecological Principles

All of the brook trout in a 500 hectare2 river drainage system.
The plants, animals, and decomposers that inhabit an alpine meadow.
A pond and all of the plant and animal species that live in it.
Interactions between all of the organisms and their physical environment in a tropical rain forest.

More Questions

TLS Online TPP Program

#Question id: 573

#Unit 1. Molecules and their Interaction Relevant to Biology

How is trypsinogen converted to trypsin?

TLS Online TPP Program

#Question id: 13153

#General Aptitude

The in-radius of an equilateral triangle is of length 3 cm. Then the length of each of its medians is

TLS Online TPP Program

#Question id: 2284

#Unit 2. Cellular Organization

Because they have chloroplasts for energy production, plant cells

TLS Online TPP Program

#Question id: 14080

#Unit 1. Molecules and their Interaction Relevant to Biology

Hairpin and cruciform structures are formed when the DNA sequence have

TLS Online TPP Program

#Question id: 4066

#Unit 3. Fundamental Processes

Specific DNA control elements in promoters can

a. interact with general transcription factors.

b. interact with repressor proteins.

c. interact with activator proteins.

d. remain unavailable because of condensed chromatin.