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Practice MCQ Questions and answers on Biology-GK

Learn and practice General Knowledge questions and answers on Biology with very easy and understandable explanations. GK questions are very helpful different type of competitive exams. Page-7 section-5

Each section contains 100 MCQs on Biology .
61
Which of the following is not the part of digestive system ?
Discuss
Answer & Solution
Answer: Option C
Solution:
Cornea is not the part of digestive system.
62
The enzyme found in saliva
Discuss
Answer & Solution
Answer: Option B
Solution:
The enzyme found in saliva is Ptylin.
63
Which of the following is the largest gland in human body?
Discuss
Answer & Solution
Answer: Option B
Solution:
Liver is the largest gland in body. It stores its waste bile in Gall Bladder. Bile is released into duodenum and helps in digestion of fats.
64
Which of the following is not a digestive enzyme in the human system?
Discuss
Answer & Solution
Answer: Option B
Solution:
Gastrin is not a digestive enzyme, but a hormone.
65
In the human body which structure is the appendix attached to
Discuss
Answer & Solution
Answer: Option A
Solution:
The appendix sits at the junction of the small intestine and large intestine. It's a thin tube about four inches long. Normally, the appendix sits in the lower right abdomen. The function of the appendix is unknown.
66
Which of the following is necessary for digestion of food?
Discuss
Answer & Solution
Answer: Option C
Solution:
Enzyme is necessary for digestion of food.
67
Where are Enzymes found?
Discuss
Answer & Solution
Answer: Option B
Solution:
Enzymes are produced naturally in the body. For example, enzymes are required for proper digestive system function. Digestive enzymes are mostly produced in the pancreas, stomach, and small intestine.
68
Enzymes are important because they
Discuss
Answer & Solution
Answer: Option D
Solution:
Enzymes create chemical reactions in the body. They actually speed up the rate of a chemical reaction to help support life. The enzymes in your body help to perform very important tasks.
69
Which one is the largest gland of human body?
Discuss
Answer & Solution
Answer: Option A
Solution:
Liver is the largest gland in body. It stores its waste bile in Gall Bladder.
70
Colon and rectum is a part of
Discuss
Answer & Solution
Answer: Option B
Solution:
The colon and rectum are part of large intestine, which is long, hollow tubes that run from stomach to anal opening.