Organic evolution through large discontinuous variations was propound by__________________?

Related Mcqs:

1. The organic evolution look place about__________________?

   A. 100,000,000 years
   B. 200,000,000 ears
   C. 300,000,000 years
   D. Still occurring

2. The indicator used for the the estimation of the organic matter or organic carbon is;_________?

   A. Mixed indicator
   B. Diphenylamine indicator 
   C. Both a and b
   D. None of the above

   Submitted by: Shafiq Rehman

3. Soils that have more than 20% organic matter are termed as organic soils. These are also called:________?

   A. Peat soil
   B. solonchalk soil
   C. Muck soil
   D. Both a and c

   Submitted by: Shafiq Rehman

4. Walkley and blacks method of organic matter determination allows recovery of ______ ℅ organic carbon content:

   A. 44 ℅
   B. 45 ℅
   C. 33℅
   D. None of the above

   Submitted by: Shafiq Rehman

5. Walkley and Blacks method of organic matter determination allows recovery of _____% organic carbon content:

   A. 74 %
   B. 54 %
   C. 62.5 %
   D. 34%

   Submitted by: Shafiq Rehman

6. Hereditary variations in plants have been produced by the use of________________?

   A. DDT
   B. X-rays
   C. Gibberrellic acid
   D. Auxins

7. Organism arise from existing forms by genetic variations is called_________________?

   A. Mutation
   B. Genetics
   C. Genetics
   D. Hybridization

8. Evolution may be described as___________________?

   A. History of development of larger biological units
   B. Cntinuous genetic variation
   C. Inheritance of acquired characters
   D. Discontinuous genetic variation

9. Evolution proceed on account of____________________?

   A. Conversion pf organism to change of environment
   B. Fossils
   C. Adaptations through genervation
   D. Struggle for existence

10. The evolution of new species is known as_____________?

    A. Specialization
    B. Speciation
    C. Smog
    D. None of these

    Submitted by: Shafiq Rehman