Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 31637
TLS Online TPP Program

#Question id: 11747

A mechanism for preventing sap loss entails closing sieve plate pores with callose, which is

#Unit 6. System Physiology – Plant
  1. β-1,3 glucan
  2. α-1,4 glycosidic
  3. β-1,4 glucose polymer
  4. α-1,6 D-glucose
More Questions
TLS Online TPP Program

#Question id: 4571

#Unit 11. Evolution and Behavior

Evolutionary trees such as this are properly understood by scientists to be
TLS Online TPP Program

#Question id: 10556

#Unit 6. System Physiology – Plant

The energy needed to separate molecules from the liquid phase and move them into the gas phase at constant temperature called
TLS Online TPP Program

#Question id: 12002

#Unit 10. Ecological Principles

Which of the following can be correctly concluded from this experiment?
TLS Online TPP Program

#Question id: 3529

#Unit 8. Inheritance Biology

Mendel crossed tall and round seeded pea plants with dwarf and wrinkle seeded pea. The F1 plants were all tall and round seed. What is the probability of tall plant with wrinkle seed in F2 generation?
TLS Online TPP Program

#Question id: 10249

#Unit 10. Ecological Principles

A niche is