General Knowledge: Biology Questions Answer GK Quiz

Biology Question Answer 2025, Biology Quiz Questions 2025

Q. Green manure is obtained from -
1) Domestic vegetable waste
2) Oil-seed husk cakes
3) Fresh animal excreta
4) Decomposing green legume plants

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Q. The best example of Polyembryony is -
1) Cocoa
2) Capsicum
3) Citrus
4) Cycas

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Q. Which of the following is a chromoprotein?
1) Mucin
2) Haemoglobin
3) Peptones
4) Vitelline

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Q. Root Hairs arise from -
1) Cortex
2) Pericycle
3) Epidermis
4) Endodermis

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Q. A parenchyma cell that stores ergastic substance is known as -
1) Phragmoblast
2) Idioblast
3) Conidioplast
4) Chloroplast

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Q. Rhizobium is a kind of -
1) Photosynthetic bacteria
2) Symbiotic bacteria
3) Parasitic bacteria
4) Saprophytic bacteria

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Q. The space retaining life in any form is called -
1) Biomass
2) Biosphere
3) Lithosphere
4) Hydrosphere

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Q. Which one of the following statements is incorrect about muscles in the human body?
1) Muscles work in pairs
2) Muscles become shorter, stiffer, and thicker when con­tracted
3) Muscles can only push the bone
4) None of the above

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Q. The most important cell type associated with the immunity of the body is -
1) platelets
2) lymphocytes
3) RBCs
4) None of the above

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Q. Female Anopheles can be distinguished from female Culex because it sits -
1) at an angle with sub-stratum
2) parallel to the surface of the substratum
3) at right angle to the surface of substratum
4) None of the above

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