Dear Aspirants,
Welcome to D2G’s IBPS Agriculture Officer Quiz Section.
1. Emasculation of flower is necessary for hybridization in?
a) male sterile plants
b) self pollinated plants
c) self incompatible plants
d) doecious plants
2. Multiple effects of a single gene is known as?
a) pleiotropy
b) polyploidy
c) heteroploidy
d) none of these
3. The first artificial hybrid was made by?
a) Mendel
b) Thomas Fairchild
c) Koelreuter
d) Beal
4. The chromosomes are most condensed at?
a) prophase
b) metaphase
c) anaphase
d) telophase
5. The number of bases in the single turn of DNA helix is?
a) 5
b) 10
c) 7
d) 12
6. The term cybrid refers to the?
a) somatic hybrids
b) gametic hybrids
c) both (a) and (b)
d) none of these
7. The cell wall of fungi is made up of?
a) cellulose
b) chitin
c) pectin
d) proteins and lipids
8. The most important factor which determines stability of seed is?
a) light
b) temperature
c) moisture
d) nutrient
9. The stalk of ovule is called as?
a) funicle
b) pedicel
c) petiole
d) micropyle
10. Law of homologus series is given by?
a) Biffen
b) Debary
c) Darwin
d) Vavilov