QUESTIONS ON BIOLOGY

REVISION QUESTIONS  ON BIOLOGY

1.       The total number of bones in the human skeleton is .......  A. 106 B. 116 C. 206 D. 216 E. 306

2.       The human external ear is made of a type of cartilage called......... A. fibro cartilage B. elastic cartliage C. hyaline cartilage D. condylar cartilage E. embryonic cartilage

3.       The total number of sex chromosome in the human gamete is .......A. 1 B. 2 C. 22 D. 23 E. 46

4.       The cell organelle that is always absent in plant cell is ..........A. chloroplast B. lysosome C. centriole D. vacoule E. ribosome.

5.       The following are examples of recessive traits EXCEPT ...... A. colour blindness B. haemophilia C. sickle cell anaemia D. Albinism E. none of the above

6.       Which of these is NOT correct about children whose mother is colour-blind and the father with normal vision? A. all the sons will be colour-blind B. all the daughter will have normal vision C. all the daughters will be colour-blind D. all the daughters will be carriers E. none of the above

7.       One of these is NOT  a type of finger print A. loop B. whorl C. arch D. double loop E.compound

8.       One difference between the male and the female Drosophila melanogaster is that the female has .... A. pointed abdomen B. flat abdomen C. rounded abdomen D. spiral abdomen E. cylindrical abdomen

9.       The total number of somatic chromosomes in the human zygote is A. 2 B. 22 C. 23 D. 44 E. 46

10.   Non disjunction of autosomes may result in these chromosomal aberrations EXCEPT A.Down syndrome B.Turner's syndrome C. Patau's syndrome D. Edward's syndrome E. none of the above