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प्रश्न
Mention the problems that are taken care of by Reproduction and Child Health Care programme.
उत्तर
Problems addressed through reproduction and child health care programmes:
(1) Creating awareness among people about the various aspects related to reproduction.
(2) Providing facilities and support required for building and maintaining a reproductively healthy society.
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संबंधित प्रश्न
Name one sexually transmitted disease for which no definite cure has been found so far. What is the causative organism of this disease?
Describe the surgical methods of birth control for men
Describe the surgical methods of birth control for women.
Name two devices used in the barrier method of birth control.
Give two examples of sexually transmitted diseases.
What substances are contained in vaginal pills, used as contraceptives? How do they work?
One of the following is a surgical method which prevents the sperms from reaching the ovum and pregnancy does not occur. This method is :
(a) IUCD
(b) vasectomy
(c) condom
(d) tubectomy
The human males use a device X made of a very thin rubber sheet as a covering on the male organ to prevent pregnancy. This device traps the gametes Y in it. In order to prevent pregnancy, the human females use a device Z which is a circle of rubber with a metal spring around it. The device Z is put inside the vagina to cover the cervix. It stops Y from going into the uterus.
(a) What is device X?
(b) What are Y?
(c) Name the device Z.
(d) What is the general name of these methods of birth control (or preventing pregnancy)?
(e) The use of which contraceptive device, X or Z, can protect the persons from sexually transmitted diseases?
A woman uses pills A as a method of birth control (or preventing pregnancy). The pills A stop the ovaries from releasing ovum into oviducts. Another woman uses pills B as a method of birth control. The pills B kill the sperms and prevent pregnancy.
(a) What do the pills A contain?
(b) What is the common name of pills A?
(c) What do the pills B contain?
(d) What is the common name of pills B?
(e) What is the general name of these methods of birth control?
What can you suggest to your classmates to keep himself/herself clean and healthy?
Surgical methods of contraception prevent gamete formation.
A national level approach to build up a reproductively healthy society was taken up in our country in ______.
RCH stands for ______.
Colonies of yeast fail to multiply in water, but multiply in sugar solution. Give one reason for this.
Would a Planaria cut vertically into two halves regenerate into two individuals? Complete Figure D and E by indicating the regenerated regions.
 |
 |
 |
 |
 |
| A | B | C | D | E |
From the internet, gather information about the chromosome numbers of five animals and five plants. Correlate the number with the size of organism and answer the following questions.
- Do larger organisms have more number of chromosomes/cells?
- Can organism with fewer chromosomes reproduce more easily than organisms with more number of chromosomes?
- More the number of chromosomes/cells greater is the DNA content. Justify.
In tobacco plant, the male gametes have twenty four chromosomes.
What is the number of chromosomes in the female gamete?
What is the number of chromosomes in the zygote?
How are general growth and sexual maturation different from each other?
Trace the path of sperm during ejaculation and mention the gland and their functions associated with the male reproductive system.
Give a suitable word for the following statement.
Name of a gland which transports secretions through ducts.
In figure, mark the positions of the endocrine glands which release the hormones that
- control the release of sex hormone
- are responsible for the secondary sexual characters in boys.
- prevent diabetes.
- maintain the correct salt balance in the blood.
John and Radha were classmates since childhood. When Radha became eleven years old, she developed a little swelling in her neck. She visited the doctor who started medication for her.
After a few years, John also developed a slight protrusion on his throat. He got worried and went to the doctor. But, the doctor assured him that it was a normal feature in boys while they are growing up. Can you think of any reasons for the difference in diagnoses?
Observe the chart and graph given in figure carefully and answer the following questions.
| Age in Years | % of full height | |
| Boys | Girls | |
| 8 | 72% | 77% |
| 9 | 75% | 81% |
| 10 | 78% | 84% |
| 11 | 81% | 88% |
| 12 | 84% | 91% |
| 13 | 88% | 95% |
| 14 | 92% | 98% |
| 15 | 95% | 99% |
| 16 | 98% | 99.5% |
| 17 | 99% | 100% |
| 18 | 100% | 100% |
- Which of the line represents the height of boys?
- Which line represents the height of girls?
- What is the difference between the pattern of increase in the height of boys and girls?
- Is this pattern true for each individual?
When was family planning programs initiated in India?
Amniocentesis is a technique used to ______.
Sex education should involve all of the following except:
Under which category of contraceptive methods, is the use of condom kept? In what way, its use is better as compared to other methods of contraception?
Amniocentesis technique is ______.
