Advertisements
Advertisements
Question
Humans reproduce ______.
Options
asexually
sexually
Advertisements
Solution
Humans reproduce sexually.
Explanation:
Humans are sexually reproducing and viviparous. The reproductive events in humans include the formation of gametes (gametogenesis), i.e., sperm in males and ovum in females; the transfer of sperm into the female genital tract (insemination); and the fusion of male and female gametes (fertilisation), leading to the formation of a zygote.
APPEARS IN
RELATED QUESTIONS
With the help of a neat, labelled diagram describe the human male reproductive system.
Describe the structure of a seminiferous tubule.
What are the major components of seminal plasma?
Identify True/False statement. Correct false statement to make it true.
Androgens are produced by Sertoli cells.
Identify True/False statement. Correct false statement to make it true.
Spermatozoa get nutrition from Sertoli cells.
Identify True/False statement. Correct the false statement to make it true.
Leydig cells are found in the ovary.
____________ contribute about 60% of the total volume of the semen.
What is the full form of IVF?
ACTH, TSH, ADH, FSH
Given alongside is a diagram of male reproductive system in humans. Label the parts indicated by numbers 1 to 5, and state their functions.

Fill in the blank:
The sac-like structure present outside the body and which contains testes is called _________.
Describe the functions of the following:
Testis
Given below is the schematic diagram of the sectional view of the human male reproductive system.
Name the parts numbered 1-11.
Sketch the labelled diagram.
Human male reproductive system.
Mention the exact location of the following :
Testis
Given on the right is a diagram which represents the reproductive organs of a man:
(i) Write the names of the parts numbered 1 to 16.
(ii) Give two functions of the part 6.
(iii) Name three components of the fluid which may be found in the tube labeled 2.
(iv) What is the main function of the part labelled 3?

In humans, there are ____________ pairs of chromosomes.
Identify the correct sequence of layers that cover the testis (outside to inside).
The ejaculatory ducts open into the ______.
The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is ______.
Match between the following representing parts of the sperm and their functions and choose the correct option.
| Column A | Column B | ||
| A. | Head | i. | Enzymes |
| B. | Middle piece | ii. | Sperm motility |
| C. | Acrosome | iii. | Energy |
| D. | Tail | iv. | Genetic material |
Seminal plasma, the fluid part of semen, is contributed by.
- Seminal vesicle
- Prostate
- Urethra
- Bulbourethral gland
Cell at the end of first meiotic division male sperm differentiates into ______.
Give reasons for the following
Scrotum remains outside the body of human males.
Accessory glands of male reproductive system are
Describe the function of Bulbourethral glands.
Give significance of Leydig's cells.
Give reason: Testes are located outside the body cavity in scrotal sacs.
The given statement is incorrect. Rewrite the correct statement:
Seminiferous tubules secrete Testosterone.
