Which of the following can be considered as one of the parameter of senescence or old age? Option 1 : Slowing of metabolism due to diseaseOption 2 : End of reproductive phaseOption 3 : Hormonal imbalanceOption 4 : End of juvenile or vegetative phase

Find the correct statement. Option 1 : Perennial plants show clear cut vegetative, reproductive and senescent phase.Option 2 : Female of non-primates shows cyclical changes during reproductive phase which is known as menstrual cycle.Option 3 : Birds in captivity can be made to lay eggs ...

Most wild mammals are Option 1 : Continuous breederOption 2 : Continuous for half year, seasonal for next half yearOption 3 : Seasonal breederOption 4 : None of these

The diagram shows: Option 1 : Conidia of PenicilliumOption 2 : Gemmules in spongeOption 3 : Zoospores of hydraOption 4 : Zoospores of chlamydomonas

Oestrous cycle occurs in Option 1 : RatsOption 2 : DeerOption 3 :CowsOption 4 : All of these

Which of the following mammals show menstrual cycle? Option 1 : ApesOption 2 : HumansOption 3 : MonkeysOption 4 : All of these

Which of these statement is true about Strobilanthus kunthiana? Option 1 : It flowers once in 12 years.Option 2 : This plant flowers during September to October 2006Option 3 : Its mass flowering transformed large tracks of hilly areas in Kerala, Karnataka and Tamil Nadu into blue ...

In animals, the juvenile phase is followed by what changes prior to active reproductive behaviour? Option 1 : Morphological changesOption 2 : Physiological changesOption 3 : Both (a) and (b)Option 4 : Genetical changes

Which information is false about the organism shown in the diagram? Option 1 : Reproduce by basidiosporesOption 2 : It is a multicellular fungusOption 3 : It is the conidia of penicilliumOption 4 : Belongs to ascomycetes

The approximate life span of the organism shown in the given diagram is Option 1 : 5 years Option 2 : 15 yearsOption 3 : 25 yearsOption 4 : 50 years