genetic engineering and bio technology - Category wise Question and Answer Practice Test with Solutions

Question : 21

Hereditary characteristics are passed on from parents to offspring chiefly through

a) genes

b) gametes

c) enzymes

d) centrosomes

Question : 22 [IAS (Pre) 2008]

Nobel Prize winning scientist James D. Watson is known for his work in which area?

a) Environmental protection

b) Metallurgy

c) Meteorology

d) Genetics

Question : 23 [UPPCS (Pre) 2008]

Which one of the following is the bioethically non-controversial source of stem cells as an alternative to the highly controversial embryonic stem cells?

a) Blood of foetus

b) Bone marrow - derived stem cells

c) Amniotic fluid derived stem cells

d) Blood of babies

Question : 24 [UPPCS (Mains) 2004]

Terminator technology promotes the sale of which of the following that is/are generated by it?

a) Genetically engineered seeds sterile in next generation

b) Transgenic fertile seed

c) Gene modified plants

d) All of the above

Question : 25

From heredity point of view which marriage is not suitable

a) Both Rh (–)

b) Man Rh (–) and Woman Rh (+)

c) Both Rh (+)

d) Man Rh (+) and Woman Rh (–)