Practice Questions

TLS Online TPP Program

#Question id: 11505

An individual mixotroph loses its plastids, yet continues to survive. Which of the following most likely accounts for its continued survival?

#Section 2: Evolution

It relies on photosystems that float freely in its cytosol.
It must have gained extra mitochondria when it lost its plastids.
It engulfs organic material by phagocytosis or by absorption.
It has an endospore.

More Questions

TLS Online TPP Program

#Question id: 9566

#Section 1: Ecology

Which of the following adaptations helps kangaroo rats conserve water?

TLS Online TPP Program

#Question id: 9567

#Section 1: Ecology

Which part of the electromagnetic spectrum is the photosynthetically active region?

TLS Online TPP Program

#Question id: 9568

#Section 1: Ecology

Which of the following represents a plant adaptation that minimizes water loss in arid environments by increasing the thickness of the boundary layer?

TLS Online TPP Program

#Question id: 9569

#Section 1: Ecology

Certain thermophilic bacteria live in hot springs at temperatures close to the boiling point of water. What challenges do such bacteria overcome successfully?

TLS Online TPP Program

#Question id: 9570

#Section 1: Ecology

Which of the following would not be a significant component of the energy budget of a person sitting on a park bench on a warm and windy night,

exposed to the clear night sky?

TLS Online TPP Program

#Question id: 9571

#Section 1: Ecology

All homeostatic systems used by organisms to regulate body temperature are described by which of the following?