Bioenergetics Biology Test 03

Total Questions: 25

1 - Soya sauce is produced by:

A ) Pencilium
B ) Aspergillus ✅
C ) Mushroom
D ) Puccinia

2 - Process of photosynthesis take place in:

A ) Chromoplast
B ) Leucoplast
C ) Chloroplast ✅
D ) Mitochondria

3 - The photosynthetic pigments are organized in the form of clusters are called;

A ) Chlorophyll a
B ) Chlorophyll b
C ) Photosystems ✅
D ) Carotenoids

4 - ATP is the main energy source for all except;

A ) Synthesis of macromolecules
B ) Movement and transmission of nerve impulses
C ) Exocytosis and endocytosis
D ) Diffusion ✅

5 - Energy stored in chemical bonds is:

A ) Potential energy ✅
B ) Kinetic energy
C ) Light Energy
D ) Heat energy

6 - After the entry of water in the inner cells of the root, it first reaches;

A ) Stem
B ) Xylem cells of roots ✅
C ) Phloem of roots
D ) Leaves

7 - ATP main energy transfer molecule in the cell was proposed by:

A ) Karl Lohmann
B ) Fritz Lipmann ✅
C ) Calvin
D ) Hans Krebs

8 - Accessory pigments include;

A ) Chlorophyll -a
B ) Chlorophyll -b
C ) Carotenoids
D ) Chlorophyll -b and carotenoids ✅

9 - Main photosynthetic pigment;

A ) Chlorophyll-a ✅
B ) Chlorophyll -b
C ) Carotenoids
D ) Chlorophyll b and carotenoids

10 - When a molecule gains hydrogen atom it is also called;

A ) Oxidation
B ) Reduction ✅
C ) Redox reaction
D ) Oxidation and reduction reaction

11 - When a molecule loses a hydrogen atom, it is called:

A ) Oxidation ✅
B ) Reduction
C ) Redox Reaction
D ) Oxidation and reduction reaction

12 - A double ___ ringed nitrogenous base is:

A ) Cytosine
B ) Uracil
C ) Adenine ✅
D ) Thymine

14 - Calvin was awarded Nobel Prize in 1961 for his work on the details of;

A ) Respiration
B ) Transpiration
C ) Photosynthesis ✅
D ) Digestion

15 - Pigments are the substances that absorb;

A ) Invisible light
B ) Visible light ✅
C ) Invisible and visible light
D ) Vapours

17 - The cellular respiration occurring in the presence of oxygen is called;

A ) Redox Reaction
B ) Anaerobic respiration
C ) Aerobic respiration ✅
D ) Oxidation Reduction Reaction

18 - The cellular respiration that occurs in the absence of oxygen is called;

A ) Anaerobic respiration ✅
B ) Oxidation reduction reaction
C ) Aerobic respiration
D ) Redox reactions

19 - A glucose is a molecule of;

A ) 3-C
B ) 6-C ✅
C ) 5-C
D ) 4-7 C

20 - The example of 3-C molecule is;

A ) Glucose
B ) Ribose
C ) Pyruvic acid ✅
D ) Starch

21 - Alcoholic fermentation occurs in;

A ) Bacteria
B ) Yeast
C ) Man
D ) Bacteria and yeast ✅

22 - Lactic acid fermentation occurs in;

A ) Protozoans
B ) Skeletal Muscles of humans ✅
C ) Aerobes
D ) Yeasts

23 - The organisms which get energy from anaerobic respiration are called;

A ) Aerobes
B ) Anaerobes ✅
C ) Aerobes and anaerobes
D ) None of the above

24 - In alcoholic fermentation, pyruvic acid is broken down into;

A ) C2H5OH
B ) CO2
C ) C2H6O3
D ) C2H5OH and CO2 ✅

25 - In lactic acid fermentation, pyruvic acid is converted into;

A ) C2H5OH
B ) C3H6O3 ✅
C ) CO2
D ) C2H5OH and CO2