One of the following statements is incorrect Find and correct it.
a) The number of cervical vertebrae is seven in all mammals except human beings.
b) Thoracic vertebrae, ribs and sternum together make ribcage.
c) Accumulation of uric acid in joints leads to gout.

Read the following statements and find out the incorrect statement. a. The number and length of stamens is variable in flowers of same species. b. A typical angiosperm anther is bilobed with each lobe having two theca. c. Often a longitudinal groove runs lengthwise separating the theca. d. The anther consists of four microsporangia located at the comers one in each lobe. e. The microsporangia develop further and become pollen sacs. They extend longitudinally all through the length of an anther and are packed with pollen grains.

Read the following statements and find out the incorrect statements. a. The placenta is located inside the locule. Arising from the placenta are the ovules. b. The number of ovules in an ovary may be one (papaya, watermelon and orchids) to many (wheat, paddy and mango). c. Each ovule has one or two protective envelops called integuments. d. Integuments encircle the ovule except at the tip where a small opening called the chalaza is organised. Opposite the chalaza is the micropylar end. e. Enclosed within the integuments is a mass of cells called the perisperin.

a) All mamnals (expect a few) have …………… cervical vertebra. b) The number of phalanges in each limb of human is …….. c) Thin filament of myofibril contains 2 F actins and two other proteins namely …………. And ………… d) In a muscle fibre ca^(++) iS stored in ............ e) ............. and .......... pairs of ribs are called floating ribs. f) The human cranium is made of ................. bones.