Inheritance and selection- Higher Level 1

(1) Each characteristic e.g. eye colour is controlled by .........
chromosomes
nucleus
genes
gametes
(2) The type of cell division involved in the production of gametes is..
meiosis
binary fission
mitosis
budding
(3) Which of the following is not a cloning technique
genetic engineering
artificial insemination
embryo transplants
tissue culturing
(4) Offspring produced by asexual reproduction are ............... to their parents
similar
identical
different
dissimilar
(5) Which of the following is not a good reason for selective breeding?
increased yields
less aggressive animals for farming
disease resistant varieties of plants
eye colour in cattle
(6) The body of a hairy mammoth was found in frozen land. Why had it not decayed?
it was too acid for bacteria to decay
there was no air for bacteria to decay
it was too dry for bacteria to decay
it was too cold for bacteria to decay
(7)Which of the following is not part of natural selection?
Individual organisms of a particular species show a wide range of variation
Predation disease and competition cause lots of organisms to die
Individuals best suited to the environment survive and pass there genes on
There is no change in the species over thousands of years
(8) What is a mutation?
a change in a gene resulting in a new gene
asexual reproduction
copying genes
producing gametes
(9) Which of the following will not increase the chance of a mutation?
X-rays
alpha radiation
smoking
factor 15 sun-tan cream
(10) If a kangaroos body cell has 12 chromosomes, how many are there in a gamete?
24
12
6
18

     

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