Biology
Name the following:
(i) The organelle that forms the aster during cell division.
(ii) A genetic disorder in which the blood does not clot.
(iii) The permanent stoppage of menstruation in human females around the age of 45 years.
(iv) The openings on the barks of trees through which transpiration occurs.
(v) A gaseous plant hormone which promotes ripening of fruits.
Related Questions
Oxygenated blood to liver is supplied by:
- Hepatic artery
- Hepatic vein
- Inferior vena cava
- Hepatic portal vein
During the synthesis phase of the cell cycle, more of:
- RNA is synthesised
- RNA and proteins are synthesised
- DNA is synthesised
- Glucose is synthesized
Arrange and rewrite the terms in each group in correct order to be in a logical sequence beginning with the term that is underlined:
(a) Snake, Rabbit, Cabbage, Hawk.
(b) Xylem, Soil water, Cortical cells, Root hair.
(c) Receptor, Response, Effector, Spinal Cord.
(d) Fovea, Lens, Cornea, Conjunctiva.
(e) Testis, Urethra, Sperm duct, Epididymis.
Match the items given in Column I with most appropriate ones in Column II and rewrite the correct matching pairs:
Column I Column II Hyposecretion of Thyroxine in adults Diabetes insipidus Hyposecretion of Insulin Myxoedema Hypersecretion of Growth hormone in childhood Dwarfism Hyposecretion of ADH Gigantism Hypersecretion of Thyroxine Diabetes mellitus Exophthalmic goitre Cretinism