Biology Bio-Energetic Test Online Mcqs

Maan AliLast Updated: October 14, 2025

Important Biology Bio-energetic Question and Answer

Total Questions: 49
Time Allowed: 25 Minutes
Total Marks: 49
How to Attempt Test: Please choose the right Option in MCQ-type question.
Test Helpful For: Biology Test
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Biology Bio-energetic Practice Test Online With Explanation

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Medical Subject

1. Spectrophotometer is used to measure ?

2. The principles of energy transformations in living systems is called ?

3. The products of photosynthetic light reaction are ?

4. Thylakoid sacs are stacked in columns called ?

5. Which statement about photosynthesis is not correct ?

A=CO 2 and H 2 O are used
B=Take place in light and dark
C=Light energy absorbed by chlorophy
D=Occurs in almost all the green parts of Plant

6. The number of chlorroplasts in each mesophyll cell ranges from ?

7. Magnesium is an important nutrient ion in green plants as it is an essential component of ?

8. The color of chlorophyll b is  ?

9. The interior of thylakoid apace is also called a ?

10. Thylakoid membranes are involved in ATP formation by ?

11. Oxygen released during photosynthesis comes from ?

12. Loght can work in photosynthesis only if it is ?

13. Which wavelengths are mainly absorbed by chlorophyll ?

14. Process of photosynthesis is almost exactly opposite to ?

15. The pigments found in the thylakoid membranes are ?

16. Which statement about chlorophyll is not true ?

17. What is not correct of photosynthesis ?

18. Which equation of photosynthesis is correct one ?

A=6CO 2 + 12H 2 O + Light→C 6 H 12 O 6 + 6O 2 + 6H 2 O
B=6CO 2 + 6H 2 O + Light→C 6 H 12 O 6 + 6O 2
C=Both of these

19. The number of chloroplastis in a square millimeter of leaf surface is about ?

20. The presence of free oxygen made possible the evolution of ?

21. What is unrelated to light reactions ?

22. Which part of plant captures light energy ?

23. Which wavelengths are least absorbed by chlorophyll ?

24. Chlorophyll contains magnesium in which part ?

Uncategorized

25. How many ATP molecules are used in the Calvin cycle to form one glucose?


 

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Maan AliLast Updated: October 14, 2025

Maan Ali

Hey there! I'm Maan Ali, your online test prep pal. Join me in the adventure of acing exams with ease. I'll share tricks, practice tests, and all you need to rock your studies. Let's make learning fun and success a sure thing!
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