[" Define positive geotropism and negative geotropism.Give one example of each."],[" All "25" .List three techniques that have been developed to prevent pregnancy.Which or "],[" is not meant for males? How does the use of these techniques have a direct im "],[" prosperity of a family? "]

List three techniques that have been developed to prevent pregnancy. Which one of these techniques is not meant for males? How does the use of these techniques have a direct impact on the health and prosperity of a family?

List three techniques that have been developed to prevent pregnancy. Which one of these techniques is not meant for males? How does the use of these techniques have a direct impact on the health and prosperity of a family?

List and explain in brief three methods of contraception. OR List three techniques that have been developed to prevent pregnancy. Which one of these techniques are not meant for males? How does the use of these techniques have a direct impact on the health and prosperity of a family?

List any four methods of contraceptions used by humans. How does their use have a direct effect on the health and prosperity of a family.

(a) Define geotropism. Give one example of geotropism. (b) What is meant by 'positive geotropism' and negative geotropism? Give one example of each type. Draw a labelled diagram to illustrate your answer indicating the plant part which shows positive geotropism and the plant part which shown negative geotropism. (c) Name one plant part which exhibits positive thigmotropism.