Inhibitory agents are given along with their inhibitory system/process 

(a) DCMU -  an inhibitor of PS I 

(b) DCMU -  an inhibitor of PSII 

(c) DBMIB -  an inhibitor of the Cyt b6 f complex

(d) Paraquat -  an inhibitor of PSI

(e) Paraquat -  an inhibitor of PSII

Which of the following is correctly matched

TLS Online TPP Program

#Question id: 12530

#Unit 6. System Physiology – Plant

Some given hormones is also called a ubiquitous hormone?

a) Ethylene

b) Gibberellin

c) Abscisic acid

d) Brassinosteroids

TLS Online TPP Program

#Question id: 12531

#Unit 6. System Physiology – Plant

The most bioactive brassin in eudicots, which is a polyhydroxylated steroid similar to animal steroid hormones that brassin is

TLS Online TPP Program

#Question id: 12532

#Unit 6. System Physiology – Plant

In Arabidopsis some brassinosteroid mutants given below;

a) 3-week-old light-grown homozygous bri1 mutant shown a severe dwarf plant while heterozygous bri1 mutant exhibits wild-type morphology

b) 3-week-old light-grown homozygous cpd (constitutive photomorphogenisis and dwarfism) mutant exhibits a wild-type phenotype while heterozygous mutant shown a dwarf phenotype

c) The dark-grown det2 mutant has short, thick hypocotyls and expanded cotyledons while the dark-grown wild type has long, thin hypocotyl 

d) The dark-grown det2 mutant has exhibits a wild-type phenotype

Which of the following given mutants of brassinosteroid is correct?

TLS Online TPP Program

#Question id: 12533

#Unit 10. Ecological Principles

If the flow of energy in an arctic ecosystem goes through a simple food chain, perhaps involving humans, starts from seaweeds to fish to seals to polar bears, then which of the following could be true?

TLS Online TPP Program

#Question id: 12534

#Unit 10. Ecological Principles

Which of the following statements is correct about biogeochemical cycling?

TLS Online TPP Program

#Question id: 12535

#Unit 10. Ecological Principles

If you were tracking a nutrient molecule through an ecosystem, which of the following statements would you expect to verify?