The process by which plants synthesize food using light energy is: MCQ with Answer and Explanation

The process by which plants synthesize food using light energy is:
A. Transpiration
B. Respiration
C. Photosynthesis
D. Chemosynthesis
Answer: Option C
Solution (By JKSSB Mock Tests)
Photosynthesis is the process by which green plants, algae, and some bacteria convert light energy into chemical energy (glucose) using carbon dioxide and water, releasing oxygen. It occurs in chloroplasts. Respiration releases energy from organic molecules. Transpiration is water loss. Chemosynthesis uses chemical energy (by some bacteria).

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Practice More Biology Questions

Question #1
Consider the following statements about vitamins:
1. Vitamin B₁ is thiamine.
2. Vitamin B₂ is riboflavin.
3. Vitamin B₆ is pyridoxine.
Which of the above is/are correct?
A. 1, 2, and 3
B. 1 and 3 only
C. 1 and 2 only
D. 2 and 3 only

Correct Answer: Option A


Explanation:
All three are correct chemical names: B₁ thiamine, B₂ riboflavin, B₆ pyridoxine.

This question belongs to: Science Biology
Question #2
Which branch of biology deals with the study of bees?
A. Malacology
B. Entomology
C. Myrmecology
D. Apiology

Correct Answer: Option D


Explanation:
Apiology is the specific branch of zoology dedicated to the scientific study of bees, including their biology, ecology, and behavior. Malacology studies mollusks, myrmecology focuses on ants, and entomology is the broader study of all insects. Exam tip: Remember 'Api' relates to Apis, the genus of honeybees.

This question belongs to: Science Biology
Question #3
The structure that produces ribosomes in the nucleus is the:
A. Nucleolus
B. Chromatin
C. Nuclear pore
D. Nucleoplasm

Correct Answer: Option A


Explanation:
The nucleolus is a dense region within the nucleus where ribosomal RNA (rRNA) is transcribed and ribosomal subunits are assembled. Chromatin is DNA-protein complex, nucleoplasm is the fluid, nuclear pores regulate transport.

This question belongs to: Science Biology