Inheritance & Selection Foundation Level 2

(1) Sex Chromosomes are Male (XY) and Female (XX). What is the chance of having a male child?
25%
50%
75%
100%
(2) Huntingtons chorea is an inherited disease of .........
the blood
the cell membranes
the nervous system
the digestive system
(3) Cystic fibrosis is an inherited disease of .................
the blood
the cell membranes
the nervous system
the digestive system
(4) Which of the diseases has to be inherited from both parents?
Huntingtons chorea
Cystic fibrosis
Diabetes
Down syndrome
(5) A womans menstrual cycle is controlled by........
blood temperature
enzymes
chemical reactions
hormones
(6) Offspring that are identical to there parents are also known as.........
clones
clouds
clowns
clocks
(7) Why is wheat bred with short stalks better than wheat bred with long stalks?
they are better camouflaged from insects
there are less likely to have seeds blown away by the wind
they are less likely to catch diseases
they look nicer
(8) when producing cuttings farmer sometimes use rooting powder. This is because....
hormones encourage roots to grow
hormones encourage shoots to grow
hormones are needed for photosynthesis
hormones add nutrients to the soil
(9) Fossils give information about evolution. What can we tell from fossils?
how the fur colour of animals has changed over millions of years
how the size and shape of animals have changed over millions of years
how the climate has changed over millions of years
how the eye colour of animals has changed over millions of years
(10) If you sunbathe without protection you risk getting skin cancer. This is an example of...
sexual reproduction
asexual reproduction
mutation
inherited disease

     

brngear.wmf (2070 bytes)

You are visitor number Hit Counter to this page.

JavaScript test generated by  MakeTest (version 1.0.8) 8/12/98 © J.R.Wordsworth   
comments to: staffjrw@ke7.org.uk   at   King Edward VII Upper School, Melton Mowbray.