Which microorganism is used in baking industry for bread? MCQ with Answer and Explanation

Which microorganism is used in baking industry for bread?
A. Algae
B. Yeast (Saccharomyces)
C. Bacteria
D. Virus
Answer: Option B
Solution (By JKSSB Mock Tests)
Saccharomyces cerevisiae (baker's yeast) ferments sugars, producing CO₂ that leavens dough. Alcohol evaporates during baking.

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Practice More Biology Questions

Question #1
The organ that stores urine before excretion is the:
A. Urethra
B. Kidney
C. Urinary bladder
D. Ureter

Correct Answer: Option C


Explanation:
The urinary bladder is a muscular sac that temporarily stores urine received from the kidneys via the ureters, until micturition. The urethra drains urine to the exterior.

This question belongs to: Science Biology
Question #2
Which of the following statements about the circulatory system is correct?
A. The foramen ovale is a valve in the adult heart.
B. The heart of a fish has four chambers.
C. Blood pressure is highest in the veins.
D. The hepatic portal vein carries blood from the intestine to the liver.

Correct Answer: Option D


Explanation:
The hepatic portal system directs nutrient-rich blood from intestines to liver. Blood pressure is highest in arteries; fish have two-chambered heart; foramen ovale is a fetal structure that closes after birth.

This question belongs to: Science Biology
Question #3
The gap between two neurons where nerve impulse transmission occurs is called:
A. Axon terminal
B. Synapse
C. Dendrite
D. Node of Ranvier

Correct Answer: Option B


Explanation:
A synapse is a junction between two neurons (or neuron and effector) where neurotransmitters are released to propagate the signal.

This question belongs to: Science Biology