General Knowledge Question Answer: Biology GK Questions and Answers

General Knowledge Biology Questions, Biology Quiz for Competitive Exams, Important Biology MCQs for GK

Q. Consider the following statements :
Assertion (A) : During sleep, bright light is undesirable.
Reason : In bright light, production of melatonin in the body is considerably increased.
Select your answer using the codes given below -
Codes:

1) Both (A) and (R) are correct, and (R) is the correct explanation of (A)
2) Both (A) and (R) are correct, but (R) is not the correct explanation of (A)
3) (A) is true, but (R) is false
4) (A) is false, but (R) is true

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Q. Which of the following diseases cannot be cured by antibiotics?
1) Tuberculosis
2) Tetanus
3) Measles
4) Cholera

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Q. Which of the following is a Saprotroph?
1) Man
2) Pigeon
3) Mushroom
4) Algae

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Q. Nodes of Ranvier are microscopic gaps found within :
1) myelinated axons
2) chondroblasts
3) osteoblasts
4) gland cells

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Q. Which of the following acids is present in Red Ants?
1) Oxalic acid
2) Tannic acid
3) Malic acid
4) Formic acid

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Q. Asexual reproduction differes from sexual reproduction in that in asexual reproduction, ___.
1) the gametes are produced in reproduction
2) the offspring shows variations
3) the nuclei of gametes fuse
4) the new organisms are genetically identical to the parent

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Q. Fill in the blank with the most appropriate option.
Plants that do not have a differentiated plant body belong to the group ____.

1) Pteridophyta
2) Phanerogams
3) Bryophyta
4) Thallophyta

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Q. Which of the following is essential for the synthesis of thyroxin?
1) Potassium
2) Sodium
3) Calcium
4) Iodine

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Q. The girth of the stem of root in plants increases due to :
1) Lateral meristem
2) Intercalary meristem
3) Extra meristem
4) Apical meristem

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Q. Which one of the following statements regarding insulin hormone is correct?
1) Insulin is a protein hormone which is not produced in human body
2) Insulin is a steroid hormone which is prodiced in human body
3) insulin is a cholesteroldriven hormone given to human
4) Insulin is a protein hormone which as produced in human body

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Career Scope in Interior Design

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Commonwealth of Independent States (CIS)

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What is Bitcoin?

In 2009, an unknown programmer by the name of Satoshi Nakamoto put forward a whitepaper that proposed a creation of new form of digital currency - cryptocurrency. Cryptocurrency functions the same way as regular currencies do in that its used as a means of exchange, unit of account and a store of va →

Food Safety and Standards Authority of India (FSSAI)

Headquarter: New Delhi Function and Objective of the Organization: The Food Safety and Standards Authority of India (FSSAI)has been established under Food Safety and Standards Act, 2006 which consolidates various acts & orders that have hitherto handled food-related issues in various Ministries →