Biology
Complete the table:
Name of the Hormone | Endocrine Gland | Function |
---|---|---|
(i) | (ii) | Deposits extra glucose of blood as glycogen |
Growth Hormone | (iii) | (iv) |
(v) | Thyroid | (vi) |
(vii) | (viii) | Prepare body for any emergency |
Oxytocin | (ix) | (x) |
Answer
Name of the Hormone | Endocrine Gland | Function |
---|---|---|
(i) Insulin | (ii) Beta-cells (pancreas) | Deposits extra glucose of blood as glycogen |
Growth Hormone | (iii) Anterior Pituitary | (iv) Normal growth of body |
(v) Thyroxine | Thyroid | (vi) regulates basal metabolism |
(vii) Adrenaline | (viii) Adrenal | Prepare body for any emergency |
Oxytocin | (ix) Posterior pituitary | (x) Stimulates vigorous contractions of uterus in a pregnant mother, leading to childbirth |
Related Questions
State two functions of:
(i) Ear
(ii) Ethylene
(iii) Tears
(iv) Testis
(v) Cerebellum
Give appropriate biological technical terms for the following:
(i) The sensory organ in Cochlea.
(ii) Number of live births per 1000 people per year.
(iii) The point of contact between two neurons.
(iv) The accessory gland in human males whose secretion neutralises the acid in the vagina.
(v) Condition when blood sugar level is lowered in the blood.
(vi) Structure which helps in the adjustment of the size of the pupil.
(vii) A surgical method of fertility control in human males.
(viii) Process by which leucocytes migrate through the walls of capillaries.
(ix) A sudden inheritable change in one or more genes.
(x) A non-dividing phase of the cell cycle where more DNA is synthesised.
A homozygous dominant tall pea plant bearing red flowers (TTRR) is crossed with a homozygous recessive dwarf pea plant bearing white flowers (ttrr).
(i) What is the phenotype and genotype of F1 individuals?
(ii) Write the possible combination of gametes that are obtained when two F1 hybrid plants are crossed.
(iii) Mention the phenotypic ratio of the F2 generation.
(iv) State Mendel's Law of Independent Assortment.
(v) Name two X-linked disorders found in humans.
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.