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Differentiate between Human skin cell and Human ovum (number of chromosomes).
Concept: The Male Reproductive System
Differentiate between Sperm duct and fallopian rube (function)
Concept: Human Reproduction
Differentiate between Rod cells and cone cells (pigment)
Concept: The Male Reproductive System
the Biological/technical term for The canal through which the testes descend into the scrotum just before the birth of a male baby
Concept: Human Reproduction
Give scientific reasons: When an ovum gets fertilized, menstrual cycle stops temporarily in a woman.
Concept: Human Reproduction
Give scientific reasons: Mature erythrocytes in humans lack nucleus and mitochondria
Concept: Human Reproduction
The diagram given below is that of a developing human foetus. Study the diagram and then answer the questions that follow:

(i) Label the parts numbered 1 to 3 in the diagram.
(ii) Mention any two functions of the part labelled 2 in the diagram.
(iii) Explain the significance of the part numbered 3 in the diagram.
(iv) Define the term ‘Gestation’. What is the normal gestational period of the developing human embryo?
(v) Mention the sex chromosomes in a male and female embryo.
Concept: Human Reproduction
The structure formed by the villi of the embryo and the uterus of the mother.
Concept: Human Reproduction
A single highly coiled tube where sperms are stored gets concentrated, and mature is known as ______
Concept: Human Reproduction
fill in the blanks with suitable functions: Seminiferous Tubule and _____
Concept: Human Reproduction
Match the Column:
| no | Column A | Column B |
| 1 | Allele | Control of automobile exhaust |
| 2 | Leydig cells | Tourniquet |
| 3 | Utriculus | Alternate forms of genes |
| 4 | Snake bite | Dynamic equilibrium |
| 5 | Euro IV norms | Testosterone |
| Sudden change in genes | ||
| Static equilibrium |
Concept: Human Reproduction
the biological/technical terms for Fixing of developing zygote on the uterine wall.
Concept: Menstrual Cycle (Ovarian Cycle)
What is the significance of amniotic fluid?
Concept: Placenta (Growth) in Human
Differentiate between the Tubectomy and Vasectomy (Part cut and tied)
Concept: The Male Reproductive System
State the main function of the Sperm duct.
Concept: Human Reproduction
The human female gonads are ovaries. A maturing egg in the ovary is present in a sac of cells called ______ (1). As the egg grows larger, the follicle enlarges and gets filled with a fluid and is now called the ______ (2) follicle. The process of releasing the egg from the ovary is called ______ (3). The ovum is picked up by the oviducal funnel and fertilization takes place in the ______ (4). In about a weak the blastocyst gets fixed in the endometrium of the uterus and this process is called ______ (5).
Concept: Menstrual Cycle (Ovarian Cycle)
The site of maturation of human sperms is the
Concept: Human Reproduction
The exact location of the Amnion
Concept: Placenta (Growth) in Human
The exact location of the seminal vesicle
Concept: The Male Reproductive System
Expand the following biological abbreviations: TSH
Concept: The Male Reproductive System
