Two varieties of maize averaging 50 and 20 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 35 inches in height. Out Of the 16 F2 plants, the 5 are 35 inches. What is the probable number of independent segregating polygenes involved in this trait?

TLS Online TPP Program

#Question id: 29550

#Unit 6. System Physiology – Plant

Normally effector molecule Inhibit brassinosteroids signalling by inhibiting ………

TLS Online TPP Program

#Question id: 29551

#Unit 6. System Physiology – Plant

Which of the following is correctly related or defining the effector molecule regarding pathogen

TLS Online TPP Program

#Question id: 29552

#Unit 6. System Physiology – Plant

There are statement are given regarding the Plant pathogens groups   

a. derive energy from living cells, found on living plant have complex nutrition and do not kill host plants rapidly

b. derive energy from killed cells; they invade and kill plant tissue rapidly and then live saprotrophically on the dead remains

c. initially invading cells that are maintained alive prior to a transition to a necrotrophic life style in which nutrients are obtained from killing host cells

Choose which of the following is correctly defining the groups

TLS Online TPP Program

#Question id: 29562

#Unit 6. System Physiology – Plant

There are some statements are given regarding the Plant pathogens groups

a. derive energy from living cells

b. derive energy from killed cells

c. kill host plant tissue rapidly 

d. live saprotrophically on the dead remains

Which of the following is true regarding Necrotrophs

TLS Online TPP Program

#Question id: 29563

#Unit 6. System Physiology – Plant

Biotrophic pathogens and diseases associated with them are given

TLS Online TPP Program

#Question id: 29564

#Unit 6. System Physiology – Plant

Biotrophic fungi usually penetrate the rigid cell wall via the formation of a specialized infection structure on the plant surface called an