Second Year Biology Chapter 18 Short Questions Online Preparation (Reproduction)

Online Short Questions For Chapter 4 "12th Class Biology Chapter 18 Short Questions Preparation "

Try The Short Questions For 12th Class Biology Chapter 18 Short Questions Preparation

  • Total Questions10

  • Available Sets6

Start Test Download PDF

Biology - 12th Class Biology Chapter 18 Short Questions Preparation

Question # 1

What are functions of sertoli cells?

  • Ans 1: Fluid secreted by sertoli cells provides liquid medium, protection and nourishment to sperms while they are in tubules.
Submit

Prepare Complete Set Wise Questions For Chapter 4 "12th Class Biology Chapter 18 Short Questions Preparation "

12th Class Biology Chapter 18 Short Questions Preparation - Set 1

Question # 1

What are functions of sertoli cells?

  • Ans 1: Fluid secreted by sertoli cells provides liquid medium, protection and nourishment to sperms while they are in tubules.
Submit

12th Class Biology Chapter 18 Short Questions Preparation - Set 2

Question # 1

What is oestrous cycle?

  • Ans 1: Oestrous cycle is a reproductive cycle found in all female mammals except human female. In this cycle, the estrogen production prepares the uterus for conception partly and also follicle develops ova.At this stage female needs a physical stimulus of mating for ovulation. She exhibits a desire for mating or is said to be on heat.
Submit

12th Class Biology Chapter 18 Short Questions Preparation - Set 3

Question # 1

Why seed plants are predominantly present all around as?

  • Ans 1: Seed plants are very common around us become these plants are have many adaptations to survive on land like protected seeds,flower and fruit formation.Seed dispersal plays an important role in distribution of flowering plants.
Submit

12th Class Biology Chapter 18 Short Questions Preparation - Set 4

Question # 1

Define parthenocarpy. How it is artificially induced?

  • Ans 1: Formation of fruit without fertilization is called parthenocarpy. It is artificially can be induced by applying synthetic auxin(NAA).
Submit

12th Class Biology Chapter 18 Short Questions Preparation - Set 5

Question # 1

Differentiate between tissue culture and cloning.

  • Ans 1: Tissue Culture: It is the growth of a tissue or plant in an artificial growth culture medium under aseptic conditions.
  • Ans 2: Cloning: It is asexual reproduction in which genetically identical organisms are produced from a single species.
Submit

12th Class Biology Chapter 18 Short Questions Preparation - Set 6

Question # 1

Define haploid parthenogenesis.

  • Ans 1: In the honey bees male develops without fertilization of egg. The queen bee carrying male gametes from the male has the ability to lay eggs that have not been fertilized.If these eggs are not fertilized then they develops in to haploid offspring. It is called haploid parthenogenesis.
Submit

ic-science-white
Biology
18th Chapter

12th Class Biology Chapter 18 Short Questions

Here you can prepare 12th Class Biology Chapter 18 (Reproduction). Click the button for 100% free full practice.

Start Chapter 18 Preparation

Is this page helpful?

Share your comments & questions here

  • No comments yet. Be the first to comment!