Rice flowers have___________________?

Related Mcqs:

1. Plants having monoecious flowers are found in____________________?

   A. Maize
   B. Caster
   C. Colocasia
   D. All the above

2. Global gene pool rice is maintained at_________________?

   A. China
   B. IRRI Philippines
   C. Mexico
   D. None of the above

3. In rice, brown plant hopper has no preference for___________________?

   A. Purple stigma
   B. Low aspergine
   C. Red pericarp
   D. All the above

4. Global gene bank of Potato is located at_____________________?

   A. Columbia
   B. Florida
   C. CIP Peru
   D. None of the above

5. The term poly genes was coined by___________________?

   A. Yates (1947)
   B. Hazel (1943)
   C. Mather (1943)
   D. Griffing (1956)

6. Pollen sterility which is controlled by both cytoplasmic and nuclear genes is known as___________________?

   A. GMS
   B. CMS
   C. CGMS
   D. all the above

7. Soybean contains___________________?

   A. Typsin inhibitor
   B. Goiterogens
   C. Both A & B
   D. Neither

8. Dispersal of seeds by parachute mechanism is present in__________________?

   A. Onion
   B. Tomato
   C. Cotton
   D. Sorghum

9. DNA is genetic material was first discovered by____________________?

   A. Attmann (1889)
   B. Crick (1953)
   C. Sressler (1968)
   D. Avery et al (1944)

10. If a pure tall plant is crossed with a pure dwarf one, the ratio of tall pure dwarf in the F 2 generation after selling F1 plant will be___________________?

    A. 1:1
    B. 1:2
    C. 2:1
    D. 3:1