Monday, January 27, 2025

Chapter NO 3 Biodiversity solved MCQs

 1. Genus of Pea is;

(a) Homo

(b) Amanita

(c) Escherichia

(d) Pisum ✅


2. Three kingdom Classification system was proposed in:

(a) 1866 ✅

(b) 1937

(c) 1688

(d) 1788


3. Which is composed of only protein?

(a) Viruses

(b) Prions ✅

(c) Viroids

(d) 'b' and 'c'


4. Important cause of species extinctions is:

(a) Habitat loss ✅

(b) Deforestation

(c) Over population

(d) Both 'a' and 'b'


5. Which one is the national bird of Pakistan?

(a) Pigeon

(b) Ostrich

(c) Crow

(d) Chakor ✅


6. Cutting down of trees is known as:

(a) Habitat loss

(b) Deforestation ✅

(c) Extinction

(d) None of these


7. Which one is acellular?

(a) Bacteria

(b) Fungi

(c) Cyanobacteria

(d) Viruses ✅


8. Cell wall of fungi is made up of:

(a) Cellulose

(b) Amino acid

(c) Chitin ✅

(d) 'a' and 'b'


9. Basic unit of classification is:

(a) Genus

(b) Order

(c) Family

(d) Species ✅


10. Classification means the grouping of organisms on the basis of:

(a) How they feed

(b) The features they have in common ✅

(c) How they respire

(d) How they can survive


11. The kingdom protista includes:


(a) Unicellular and multicellular simple organisms with membrane bounded nucleus. ✅

(b) True multicellular organisms with distinct membrane bounded ะฟะพ nucleus.

(c) True multicellular organisms with membrane bounded nucleus.

(d) Unicellular organisms with no distinct membrane bounded nucleus.


12. Viruses are not classified in any kingdom because:

(a) They are too poorly understood

(b) They are too small

(c) Their genetics cannot be determined

(d) They are not considered organisms ✅


13. Viruses are assigned to the kingdom:

(a) Monera

(b) Protista

(c) Fungi

(d) None of above ✅


14. A related group of genera comprises:

(a) An order

(b) A family ✅

(c) A class

(d) A phylum


15. In which kingdom, would you classify unicellular eukaryotes?

(a) Fungi and Protists

(b) Fungi and Monera

(c) Only Protista ✅

(d) Only Fungi



16. In binomial nomenclature, the first letter of the _________ name is capitalized.

(a) Family

(b) Class

(c) Species

(d) Genus ✅


17. Which one of the following sequences shows the correct hierarchy of classification, going from the smaller to the bigger group?

(a) Kingdom, Phylum, Order, Class, Family, Genus, Species

(b) Kingdom, Phylum, Class, Order, Family, Genus, Species

(c) Genus, Species, Phylum, Order, Class, Family Kingdom,

(d) Species, Genus, Family, Order, Class Phylum, Kingdom. ✅


18. Which of the following may be the correct way of writing the scientific name of an organism?


(a) Canis lupis✅

(b) Saccharum

(c) Grant's gazelleu

(d) E. Coli


19. A certain organism is multicellular, adapted for photosynthesis and has multicellular sex organs. To which kingdom does it belong?


(a) Animalia

(b) Fungi

(c) Plantae✅

(d) Protista


20. Species that are in same _________ are more closely related than species that are are in the same

(a) Phylum....Class

(b) Family.....Order✅

(c) Class.....Order

(d) Family....Genus

Exam-tested, student-approved Biology solved MCQs from past papers! ๐ŸŽ“๐Ÿ“–

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