The hormone responsible for production of sperm cells and male secondary sexual characteristics is :
- Estrogen
- Testosterone
- Thyroxin
- Progesterone
Endorphins are produced in :
- Brain
- Adrenal gland
- Stomach
- Thymus
Site for production of neurotransmitter :
- Presynaptic neuron
- Postsynaptic neuron
- Synaptic cleft
- Dendrite
Hormone secrete in bulk due to decreased water content of blood is :
- Thyroxin
- Anti-Diuretic Hormone ( ADH)
- Oxytocin
- Glucagon
Which hormone induces labor pains :
- Estrogen
- Oxytocin
- LH
- Progesterone
Na+ are nearly _____ time greater in fluid outside then inside :
- 2
- 10
- 30
- 3
In transverse waves the portion above the mean level is called:
- Wave trough
- Wave length
- Wave front
- Wave crest
With increase in pressure the speed of sound will :
- Increase
- First increase then decrease
- Remain same
- Decrease
In the following figure the wavelength is:
- 1.5 m
- 2 m
- 1 m
- 0.5 m
The expression for centripetal force is :
- Fc= mrω
- Fc= mr^2ω
- Fc= mω^2
- Fc= mrω^2
