Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 4405
TLS Online TPP Program

#Question id: 4618

Which of the following observations helped Darwin shape his concept of descent with modification?

#Unit 11. Evolution and Behavior

  1. Species diversity declines farther from the equator.

  2. Fewer species live on islands than on the nearest continents.

  3. Birds live on islands located farther from the mainland than the birds' maximum nonstop flight distance.

  4. South American temperate plants are more similar to the tropical plants of South America than to the temperate plants of Europe.

More Questions
TLS Online TPP Program

#Question id: 28093

#Unit 6. System Physiology – Plant

Different component are oriented in different manner     
(a) Photosystem II is located predominantly in the stacked regions of the thylakoid membrane
(b) Photosystem I is located predominantly in the stacked regions of the thylakoid membrane
(c) photosystem II and ATP synthase are found in the unstacked regions protruding into the stroma 
(d) photosystem I and ATP synthase are found in the unstacked regions protruding into the stroma
Which of the following is correct
TLS Online TPP Program

#Question id: 28094

#Unit 6. System Physiology – Plant

Which of the following involved in the phosphorylation of LHCII complex when the pool of plastoquinone is in a highly reduced state 
TLS Online TPP Program

#Question id: 28095

#Unit 6. System Physiology – Plant

Which of the following proteins are directly involved in various nonphotochemical quenching (NPQ)    
(a) PSBS
(b) PSBA
(c) PSBB
(d) violaxanthin de‐epoxidase
Which of the following is correct 
TLS Online TPP Program

#Question id: 28096

#Unit 6. System Physiology – Plant

Buildup of a acidic thylakoid ΔpH in the presence of excess light resulting the thylakoid lumen activates an enzyme that converts violaxanthin into zeaxanthin which is 
TLS Online TPP Program

#Question id: 28097

#Unit 6. System Physiology – Plant

Asada-Halliwell pathway protects plants against oxidative stress during unfavorable environmental growth regimes 
a. Also known as The ascorbate-glutathione pathway 
b. Involved only enzymatic reaction 
c. Involved both enzymatic as well as non enzymatic reation 
d. Is an indispensable component of the ROS homeostasis mechanism of plants
Which of the following is correct
TLS Online TPP Program

#Question id: 28098

#Unit 6. System Physiology – Plant

The biosynthesis of chlorophylls and heme begins with the synthesis of