Major Biological Issues of today________?

Related Mcqs:

1. Biological sciences have a set methodology and it is based on ?

   A. Experimental inquiry
   B. Esthetic preference
   C. Philosophical ideas
   D. Imaginations

2. Biological organization is_____________?

   A. simple
   B. advance
   C. complex
   D. highly complex

3. Which of the following is the correct sequence in the biological method?

   A. Observation?hypothesis?law?theory
   B. Observation?hypothesis?deduction?testing of deduction
   C. Hypothesis?observation?deduction?testing of deduction
   D. law?theory?deduction?observation

4. Biological molecules (proteins) which catalyze a biochemical reaction and remain unchanged after completion of reaction are called_____________________?

   A. Cofactor
   B. Coenzymes
   C. Activator
   D. Enzymes

5. Which of the following substance is most favorable to form structural component of biological membranes___________?

   A. Hydrophilic Carbohydrates
   B. Hydrophobic fats.
   C. Both a and b
   D. None of these

6. Quantitative study of energy relationships in biological systems obeys.

   A. Bioenergetics
   B. Laws of thermodynamics
   C. Laws of thermo chemistry
   D. Laws of chemical energetic

7. In which of the following pigments major energy reserves and cell wall are like plants?

   A. Rhodophyta
   B. Chlorophyta
   C. Phaeophyta
   D. Chrysophyta

8. In all plants the major sites of phosynthesis are___________?

   A. Leaves respire and utilize O2 and release CO2.
   B. Stems
   C. Roots
   D. Branches

9. Which of the following plays the major role in providing support to young herbaceous parts of the plant?

   A. Living cells of epidermis with higher turgor pressure.
   B. Living cells of cortex and pith with higher turgor pressure.
   C. Collenchyma cells
   D. All of these

10. Artherosclerosis is a major condition leading to__________?

    A. heart attack
    B. hypertension
    C. stroke
    D. tumor

    Submitted by: Maryam Aftab