General Knowledge: Biology Questions Answer GK Quiz

Biology Question Answer 2025, Biology Quiz Questions 2025

Q. In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is -
1) Diffusion
2) Absorption
3) Osmosis
4) Electrophoresis

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Q. Synthetic detergents are -
1) Sodium salts of fatty acids
2) A mixture of sodium carbonate and sodium chloride
3) Calcium salts of hydrochloric acid
4) A mixture of sodium salts of aromatic and aliphatic sulphonic acids

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Q. A cell is unable to synthesize lipids. Which .of its cell organelles might be defective?
1) Smooth endoplasmic reticulum
2) Golgi bodies
3) Lysosomes
4) Mitochondria

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Q. Which one of the following plants has unisexual flowers?
1) Papaya
2) Hibiscus
3) Mustard
4) Sunflower

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Q. Which one of the following is the mechanism of action of oral contraceptive pills?
1) They kill the egg
2) They kill the sperm
3) They kill the zygote
4) They inhibit the release of an egg

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Q. Which one of the following is caused by a bacterial pathogen?
1) AIDS
2) Dengue fever
3) COVID-19
4) Typhoid fever

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Q. Which one of the following groups are called amphibians of plant kingdom?
1) Bryophytes
2) Thallophytes
3) Pteridophytes
4) Gymnosperms

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Q. Which one of the following belongs to Pisces?
1) Dogfish
2) Jellyfish
3) Silverfish
4) Starfish

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Q. In aquatic plants, large air sacs give them buoyancy effects. These sacs are surrounded by which one of the following types of tissues?
1) Parenchyma
2) Collenchyma
3) Sclerenchyma
4) Complex tissue

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Q. Which one of the following statements about 'vacuoles' is not correct?
1) In plants, there is a large central vacuole that may occupy 90% of total cell volume
2) In plant cells, vacuoles provide turgidity and rigidity
3) In Amoeba, vacuoles have a role in nutrition
4) Vacuoles are absent in animal cells

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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 →