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 throughout the year.Option 4 : ‘Reproductive phase’ is of same
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
Q. A 1 m long massless cantilever beam oscillates at 2Hz, while a 60 kg mass is attached at the tip of it. The flexural rigidity of the beam (in kN-m2) is (accurate to two decimal places). Ans: 3.10 to 3.20
Which of the following mammals show menstrual cycle? Option 1 : ApesOption 2 : HumansOption 3 : MonkeysOption 4 : All of these
Which of the following mammals show menstrual cycle? Read More »
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 stretches.Option 4 : All the above
Which of these statement is true about Strobilanthus kunthiana? Read More »
Q. A thin-walled tube with external radius of 100 mm and wall thickness of 2 mm, is fixed at one end. It is subjected to a compressive force of 1 N acting at a point on the circumference parallel to its length. The maximum normal stress (in kPa) experienced by the structure is Ans: -2.50
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
