Mammals became dominant in__________?

Related Mcqs:

1. Brown fat present in certain mammals is specialized in___________?

   A. Providing insulation in cold environment.
   B. Providing insulation in hot environment
   C. Rapid heat production.
   D. Controlling heat production.

2. Highly intelligent Mammals are_________?

   A. rat
   B. dolphin
   C. bat
   D. Elephant

   Submitted by: Muzzamil Ahmed Keeryo

3. A gene is said to be dominant, if _________?

   A. It is never expressed in any condition
   B. It is expressed only in heterozygous
   C. It expresses its effect only in heterozygous state
   D. It is expressed both in heterozygous and heterozygous condition

   Submitted by: Rashid Mehmood

4. The term biology was introduced in__________ in 1800?

   A. Germany
   B. Turkey
   C. Italy
   D. Japan

5. Ribosomes are assembled in__________?

   A. Nucleolus
   B. Nucleus
   C. DNA
   D. RNA

6. Melanin pigment in cockroach is found in__________?

   A. Epicuticle
   B. Exocuticle
   C. Endocuticle
   D. All of these

7. Diatoms are found in__________?

   A. Phytoplanktonic population
   B. Freshwater lakes and ponds
   C. Marine environment
   D. All of the above

8. The cell wall is usually composed of two overlapping halves called epitheca and hypotheca in__________?

   A. Diatoms
   B. Desmids
   C. Pyrrophyta
   D. Chlorophyta

9. Cell wall is extremely well preserved in fossil specimens in__________?

   A. Diatoms
   B. Dinoflagellates
   C. Slime moulds
   D. None of these

10. RNA interference helps in__________?

    A. Cell proliferation
    B. Micropropagation
    C. Cell defence
    D. Cell differentiation

    Submitted by: Maria Aziz