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A point performs simple harmonic oscillation of period $T$ and the equation of motion is given by $x = a \sin(\omega t + \pi/6)$. After the elapse of what fraction of the time period the velocity of the point will be equal to half of its maximum velocity?
Which of the following sets is similar in nature or function?
The shared terminal duct of the reproductive and urinary system in the human male is:
If for some reason, the vasa efferentia in the human reproductive system get blocked, the gametes will not be transported from:
What happens during fertilisation in humans after many sperms reach close to the ovum?
In the radioactive decay process, the negatively charged emitted β-particles are:
The number of unpaired electrons in a paramagnetic diatomic molecule of an element with atomic number 16 is:
In a basic medium, acetophenone yields a stable compound A with $C_2H_5ONa$. The structure of A is:
Which of the following is an example of a non-distilled alcoholic beverage produced by yeast?
Sertoli cells are found in:
What is the correct sequence of sperm formation?
Match Column I with Column II: Column I (a) Smooth muscle (b) Tropomyosin (c) Red muscle (d) Skull Column II (i) Myoglobin (ii) Thin filament (iii) Sutures (iv) Involuntary
In human females, meiosis-II is not completed until?
What does RCH stand for?
Artificial insemination means:
Statutory ban on amniocentesis in India was necessary because:
One of the legal methods of birth control is:
Oral contraceptive pills are composed of:
Which of the following is a basic amino acid?
IUDs: I. Increase phagocytosis of sperms II. Release Cu ions that suppress sperm motility and fertilising capacity of sperms III. Make the uterus unsuitable for implantation IV. Make the cervix hostile to sperms V. Prevent semen from entering the female reproductive tract. Which of the above statements are true?