Practice Questions

TLS Online TPP Program

#Question id: 338

What is the difference between covalent bonds and ionic bonds?

#Unit 1. Molecules and their Interaction Relevant to Biology

Covalent bonds involve the sharing of pairs of electrons between atoms; ionic bonds involve the sharing of single electrons between atoms.
Covalent bonds involve the sharing of electrons between atoms; ionic bonds involve the electrical attraction between charged atoms.
Covalent bonds involve the sharing of electrons between atoms; ionic bonds involve the sharing of protons between charged atoms.
Covalent bonds involve the transfer of electrons between charged atoms; ionic bonds involve the sharing of electrons between atoms.

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TLS Online TPP Program

#Question id: 18381

#Unit 12. Applied Biology

Which bacterial strain was improved by scientists to be able to degrade 2,4-dinitrotoluene and promote plant growth

TLS Online TPP Program

#Question id: 17673

#Unit 9. Diversity of Life Forms

transport of water, minerals, and nutrients

TLS Online TPP Program

#Question id: 10978

#Unit 7. System Physiology – Animal

Which of the following events occurs at the end of the period of ventricular ejection?

TLS Online TPP Program

#Question id: 23651

#General Aptitude

In a row of children, Preeti is seventh from the left and Bhakti is fourth from the right. When Preeti and Bhakti exchange positions, Preeti will be fifteenth from the left. Which will be Bhakti's position from the right?

TLS Online TPP Program

#Question id: 3026

#Unit 2. Cellular Organization

Not present in all bacteria, this structure enables those that possess it to germinate after exposure to harsh conditions, such as boiling: