Which is not recycled in the ecosystem?

Related Mcqs:

1. In which organ RBC are selectively destroyed/ recycled by macrophages?

   A. Spleen
   B. Kidney
   C. Liver
   D. Pancreas

   Submitted by: Lubaba

2. Ecosystem not found in Pakistan is_____________?

   A. Tropical rain forest
   B. Temperate deciduous forest
   C. Grassland
   D. Tundra

3. The productivity of aquatic ecosystem is basically determined by light and____________?

   A. CO2
   B. O2
   C. Water
   D. Nutrients

4. The most important group of producers in marine ecosystem is of__________?

   A. Diatoms
   B. Euglenoids
   C. Dinoflagellates
   D. Brown algae

5. Dolly, the sheep was a highly successful clone from a somatic cell, reported back in________?

   A. 1993
   B. 1994
   C. 1995
   D. 1996

6. Exoskeoeton of coelenterates terates is made up to__________?

   A. Calcium
   B. Silica
   C. Chitin
   D. Both A & B

7. Which one of these structures involved in replication of bacterial dna?

   A. chromosomes
   B. pilli
   C. plasmid
   D. mesosome

   Submitted by: hassan

8. Gram +ve bacteria on treatment with crystal violet dye give _________colour?

   A. red
   B. green
   C. purple
   D. pink

   Submitted by: Maryam Aftab

9. Special kind of protein containing iron is called as _________ ?

   A. Hormones
   B. Hemoglobin
   C. Red blood cell
   D. White blood cell

   Submitted by: Rashid Mehmood

10. Which of the following proteins have role in heredity?

    A. Chromo-proteins
    B. Lipo-proteins
    C. Phospho-proteins
    D. Nucleo-proteins

    Submitted by: Nimra Shah