BIT'S
1.The process in which chergy stored stored in carbohydrates released is known as [ ]
a.Photosynthesis 2.respiration c.reproduction d.excretion
2.The substance that prevents clotting of blood in blood vessels is [ ]
a.haemoglobin b.heporin c.thyroxin d.pepsin
3.dicotyledonous weads are destroyed by a chemical called [ ]
a.indole acetic acid b.2-4 dichloro-phenoxy c.abscissic acid d.naphthalene acetic acid
4.in diseases like polio,the cell which get destroyed by virus are [ ]
a.mocytes b.erythrocytes c.moto neurons d.sensory neurons
5.the most essential floral organs required for sexual reproduction [ ]
a.calyx and corolla b.corolla and androecium c.gynoecium and androecium d.gynoecium and thalamus
6.deficiency of pantothenic acid results in burning of [ ]
a.stomach b.hands c.feet d.heart
7.graue yard of red blood cells is [ ]
a.spleen b.liver c.lymph d.kidney
8.the cartitagennous rings that support the trachea of man are in the shape of [ ]
a.a.j b.d c.o d.c
9.foetus is connected to the wall of uterus of the mother by [ ]
a.placenta b.umbilical c.fallopian d.epididymes.
10.the micro -nucleus of paramoecium controls [ ]
a.respiration b.diyestion c.excretion d.reproduction
ANS:
1.A 2.B 3.B 4.C 5.C 6.C 7.A 8.B 9.A/B 10.D

