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TLS Online TPP Program

#Question id: 4943

In what way were conditions on the early Earth of more than 3 billion years ago different from those on todayʹs Earth?

#11. Evolution and Behavior

  1. only early Earth had water vapor in its atmosphere.

  2. Only early Earth was intensely bombarded by large space debris.

  3. Only early Earth had an oxidizing atmosphere.

  4. Less ultraviolet radiation penetrated Earthʹs early atmosphere.

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TLS Online TPP Program

#Question id: 7704

#9. Diversity of Life Forms

The best classification system is that which most closely ________.
TLS Online TPP Program

#Question id: 23449

#Aptitude

You are moving across the road on a scooter when you observe that two boys on a bike snatch a lady’s gold chain and ride away. You would
TLS Online TPP Program

#Question id: 11575

#7. System Physiology – Animal

Fight-or-flight reactions include activation of the ________.
TLS Online TPP Program

#Question id: 547

#1. Molecules and their Interaction Relevant to Biology

The role of an enzyme in an enzyme-catalyzed reaction is to:
TLS Online TPP Program

#Question id: 934

#1. Molecules and their Interaction Relevant to Biology

Nitrogen fixation may occur via all of the following bacteria, except