How do Organism...

Menstrual cycle occurs in 

Which among the following statements are true for unisexual flowers?
(i) They possess both stamen and pistil.
(ii) They possess either stamen or pistil.
(iii) They exhibit cross pollination.
(iv) Unisexual flowers possessing only stamens cannot produce fruits.

In the list given below, those that reproduce by the asexual methods are:
(i) Banana
(ii) Dog
(iii) Yeast
(iv) Amoeba

Bread mould mostly grows on a moist slice of bread kept in the open rather than on a dry slice of bread kept in the refrigerator. Why?

Colonies of yeast fail to multiply in water, but multiply in sugar solution. Choose one reason for this.

Which of the following statements is true about fertilization?

Which of the following statements about reproduction in human beings is correct?

Which among the following is a correct statement with respect to reproduction and population?

During adolescence, several changes occur in the human body. Find out the change which is associated with sexual maturation in boys.

In human females, an event that reflects the onset of reproductive phase is: