Dear Aspirants,
Welcome to D2G’s IBPS Agriculture Officer Quiz Section.
1. Protein involved in keeping the DNA single stranded during replication is?
a) ligase
b) helicase II
c) topisomerase
d) SSB protein
2. Site of protein synthesis in a cell is?
a) ribosomes
b) endoplasmic reticulum
c) chloroplasts
d) chromoplasts
3. Which cell organelle is having digestive enzymes?
a) ribosomes
b) golgi bodies
c) mitochondria
d) lysosomes
4. Who discovered X-rays first?
a) Wilson
b) Roentgen
c) Benzer
d) Muller
5. IPGRI headquarter is situated at?
a) New Delhi, India
b) New York, USA
c) Sydney, Australia
d) Rome, Italy
6. Cells without cell walls are known as?
a) protoplasts
b) protoplastids
c) chloroplast
d) cybrids
7. Term heterosis was introduced by?
a) Davenport, 1908
b) Shull, 1914
c) Hull, 1945
d) none of these
8. Progeny of a single plant obtained by asexual reproduction is?
a) pure line
b) clone
c) inbred
d) land race
9. Botanically pineapple fruit is a?
a) sorosis
b) balusta
c) berry
d) pome
10. ‘Colchicine’ is generally used for?
a) chromosome doubling
b) hybridization
c) mutation
d) all of the above
