DNA WORLD

Q. Ecosystem term was given by
a. A.G.Tansley
b. Haeckle
c. Reiter
d. None

Q. Full name of PCR is
a. Polymerase clean reactor
b. Polymerase chain reaction
c. Prashant choice reaction
d. None of these

Q. Golden rice contain majority of
a. Vitamin C
b. Iron
c. Vitamin A
d. Zn

Q. RNAi novel strategy use to
prevent infection from
a. Meloidegyne incognitia
b. Bacillus thuringienesis
c. Lapidopterans
d. Butterfly catterpillar

Q. Which enzyme help in reverse
transcription?
a. DNA dependent DNA
polymerase
b. DNA dependent RNA
polymerase
c. RNA dependent DNA
polymerase
d. RNA dependent RNA
polymerase

Q. Which of the following statement is/are correct?
1. Histone protein only found in Eukaryotes
2. Packaging of DNA helix at higher level requires
NHC protein.
3. Histone protein are negative charged due to
arginine and lysine.
4. In prokaryotes DNA is not scattered in cytoplasm
due to presence of nucleus.
a. 1 & 3 correct
b. 1,2,3,4 correct
c. 2 & 4 correct
d. 1,2 &3 correct

Q. Which of the following is not sedimentary cycle??
a. Carbon cycle
b. Phosphorus cycle
c. Sulfur cycle
d. None of these

Q. Chromosome can be clearly seen in which phase?
a. Prophase
b. Metaphase
c. Anaphase
d. Telophase

Q. DNA double helix model purposed
by
a. Wilikins and Franklin
b. Watson and Crick
c. Harshey and chase
d. Hardy and Weinberg