Home
Class 12
BIOLOGY
Diaphragms are contraceptive devices use...

Diaphragms are contraceptive devices used by the females. Choose the correct option from the statements given below:
(i) They are introduced into the uterus. (ii) They are placed to cover the cervical region. (iii) They act as physical barriers for sperm entry. (iv) They act as spermicidal agents.

A

i and ii

B

i and iii

C

ii and iii

D

iii and iv

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Topper's Solved these Questions

  • NCERT Exemplar Questions +2 (PRINCIPLE OF INHERITANCE AND VARIATION)

    TRUEMAN BIOLOGY|Exercise MCQs|18 Videos
  • NCERT Exemplar Questions +2 (REPRODUCTION IN ORGANIMS)

    TRUEMAN BIOLOGY|Exercise MCQs|18 Videos

Similar Questions

Explore conceptually related problems

Following statements are given regarding MTP. Choose the correct options given below: (i) MTPs are generally advised during first trimester. (ii) MTPs are used as a contraceptive method. (iii) MTPs are always surgical. (iv) MTPs require the assistance of qualified medical personnel.

Given below are a few statements related to external fertilization. Choose the correct statements: (i) The male and female gametes are formed and released simultaneously. (ii) Only a few gametes are released into the medium. (iii) Water is the medium in a majority of organisms exhibiting external fertilization. (iv) Offspring formed a a result of external fertilization have better chance of survival than those formed inside an organism

Given below are a few statements regarding somatic hybridization. Choose the correct statements. (i) Protoplasts of different cells of the same plant are fused. (ii) Protoplasts from cells of different species can be fused. (iii) Treatment of cells with cellulase and pectinase is mandatory. (iv) The hybrid protoplast contains characters of only one parental protoplast.

From the statements given below choose the option that are true for a typical female gametophyte of a flowering plant : (i) It is 8-nucleate and 7-celled at maturity. (ii) It is free-nuclear during the development. (iii) It is situated inside the integument but outside the nucellus. (iv) It has an egg apparatus situated at the chalazal end.

Given below are the following statements regarding actin (i) Is the main constituent of light band (ii) Forms the Anisotropic band on its own (iii) Are te thicker filaments Are a part of the H zone. Choose the correct option

A few statements with regard to sexual reproduction are given below: (i) Sexual reproduction does not always require two individuals. (ii) Sexual reproduction generally involves gametic fusion. (iii) Meiosis never occurs during sexual reproduction. (iv) External fertilisation is a rule during sexual reproduction. Choose the correct statements from the options below: