Advertisements
Advertisements
प्रश्न
What is the causative organism for Gonorrhoea?
Advertisements
उत्तर
Gonorrhoea is caused by bacteria
APPEARS IN
संबंधित प्रश्न
What are the measures one has to take to prevent from contracting STDs?
Our government has intentionally imposed strict conditions for M.T.P. in our country. Justify giving a reason.
What is the causative organism for AIDS?
Answer the following question.
What is meant by contraception?
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?
Name the kind of diseases/disorders that are likely to occur in humans if
(i) mutation in the gene that codes for an enzyme phenyl alanine hydrolase occurs,
(ii) there is an extra copy of chromosome 21,
(iii) the karyotype is XXY.
Draw a well labelled diagram of L.S. human testis.
The family planning programmes in India were initiated in ______.
The technique which makes use of amniotic fluid for the detection of prenatal disorder is called as ______.
‘Saheli’ a new oral contraceptive developed by ______.
Explain how, offspring and parents of organisms reproducing sexually have the same number of chromosomes?
Colonies of yeast fail to multiply in water, but multiply in sugar solution. Give one reason for this.
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.
Given below are events that lead to pregnancy and development of embryo.
- Fertilization of egg
- Maturation of egg
- Release of egg
- Embedding of embryo in thickened uterine wall.
Which of the following options gives the correct order of sequence in which they occur?
Observe the chart and graph given in the 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?
Select the statement(s) that relate to reproductive health:
Do you justify the statutory ban on amniocentesis in our country? Give reasons.
Amniocentesis technique is ______.
