A.Auxins
B.X-ray
C.Gibberellic Acid
D.DDT
Related Mcqs:
- Abscisic acid promotes flowering in short day plants and inhibits in long day plants, which of the following is antagonistic to abscisic acid in terms of flowering______________??
- The fact that F1 plants when backcrossed with double recessive parent gave four types of plants in equal proportions proves that the F1 plants produced:
- Continuous variations are small variations from one extreme to the other which are always found amongst members on a same species like variations in shape, colour size, weight etc. These were considered heritable and ‘raw materials’ for evolution by:
- In anaerobic condition the energy in the cell is produced by degradation of glucose into:
- Those chemicals which are produced by plants and affect other plants are broadly called:?
- What do you call the rain that contains chemical waste and cause damage to plants and animals?
- Which of the following is used in brewing industry to promote malting_______________??
- The only promoter of leaf senescence in the following plant hormones is________________??
- In unisexual plants sex can be changed by application of:
- A compound produced as a result of a chemical reaction of an alcohol with an acid in which water molecule is released is called________________??
