9th Class Biology 3rd Quarter Book Paper

Q1. Multiple choice questions (Attempt all · 12 × 1 = 12)

1. What is alcoholic fementation?
2. Under unfavorable conditions, some bacteria can reproduce by:
   1. Spore formation
   2. Fragmentation
   3. Parthenogenesis
   4. Budding
3. A solution with less amount of solute is called:
   1. Hypotonic
   2. Isotonic
   3. Hypertonic
   4. Supertonic
4. The greatest fuel of energy of cellular respiration is:
   1. Glucose
   2. Proteins
   3. Amino acid
   4. Lipids
5. Which of the following is incorrect about asexual reproduction?
   1. single parent contributes genetic material
   2. no gamete formation is involved
   3. off spring are genetically identical
   4. contributes in evolution of new species
6. It is not an example of micronutrient.
   1. Boron
   2. Calcium
   3. Iron
   4. Copper
7. Which of these uses oxygen as the final acceptor?
   1. glycolysis
   2. electron transport chain
   3. Krebs cycle
   4. photosynthesis
8. Which of the following part of the plant that's been changed and adapted for the job of reproduction:
   1. flower
   2. leave
   3. root
   4. meristematic tissue
9. Define the term calyx and corolla.
10. Example of enzyme inhibitor is.
    1. Glucose
    2. Bacteria
    3. Cyanide
    4. All of these
11. A tiny outgrowth formed on yeast is:
    1. Swelling
    2. Outgrowth
    3. Spore
    4. Bud
12. It is not a characteristic of tap root.
    1. A thick primary root
    2. Found in monocot plants
    3. Several secondary roots
    4. Have tertiary roots