The Living World Quiz | The Living World Online Test for Practice

31. Scientific names of animals are provided in:

1. Red data book
2. ICZN
3. ICBN
4. None of the above

32. Taxon is a

1. unit of classification.
2. species.
3. highest rank of classification.
4. group of closely related organisms.

33. What is the correct sequence of taxa from larger to smaller?

1. Genus-species-order-kingdom
2. Species-order-phylum-kingdom
3. Species-genus-order-phylum
4. Kingdom-phylum-class-order

34. In printed scientific names, only the.................is capitalized.

1. class
2. species
3. genus
4. family

35. Each category of taxonomic hierarchy refers to as a unit of

1. systematic
2. identification
3. nomenclature
4. classification

36. Which of the following statement(s) is/are correct?

1. Only living organisms grow.
2. Plants grow only up to a certain age.
3. The growth in living organisms is from inside.
4. All of the above

37. Which of the following statements regarding nomenclature is correct?

1. Generic name always begins with capital letter whereas specific name with small letter.
2. Scientific name should be printed in italics.
3. Scientific name when handwritten should be underlined.
4. All of the above

38. Musca domestica is scientific name of

1. Housefly
2. Mosquito
3. Snail
4. Ant

39. Which of the following statements regarding growth is incorrect?

1. In plants, growth by cell division is seen only up to a certain stage.
2. Growth exhibited by non-living objects is by accumulation of material on the surface.
3. A multicellular organism grows by cell division.
4. Growth in in vitro culture of unicellular organisms can be observed by counting the number of cells.

40. Which of the following statements is incorrect?

1. The scientific name for humans is Homo-sapiens.
2. Organisms placed in the same genus are least closely related.
3. Moving from species to kingdom, more different species are included in each higher category.
4. Species that are in the same genus share very specific characteristics.

41. Which one of the following statements is correct about biodiversity ?

1. It is the occurrence of varied type of organisms on earth.
2. Each different kind of plant, animal or organism represents a species.
3. The number of species that are known and described range between 1.7–1.8million.
4. All of the above

42. Which of the following statements (i – vi) are correct ?
(i) Growth cannot be taken as a defining property of living organism.
(ii) Dead organism does not grow.
(iii) Reproduction cannot be an all inclusive defining characteristic of living organisms.
(iv) No non-living object is capable of replicating itself.
(v) Metabolism in a test tube is non-living.
(vi) Metabolism is a defining feature of all living organisms.

1. (i) and (iii)
2. All except (v)
3. All except (iii)
4. All of these

43. Which of the following statements are correct?
(i) Genus comprises a group of related species.
(ii) Taxon represents a taxonomic group of individual organisms.
(iii) Family comprises a group of related genera.
(iv) Taxonomic category class includes related orders.

1. (i), (ii), and (iv)
2. (ii) and (iv)
3. (i), (iii) and (iv)
4. (ii), (iii) and (iv)

44. Which of the following statement(s) is/are correct ?
(i) All living organisms have ability to respond the environment stimuli which could be physical, chemical or biological.
(ii) Plants respond to external factors like light, water, temperature, other organisms, pollutants, etc.
(iii) Photoperiod affects the process of reproduction.
(iv) Human being is the only organism who has self-consciousness.

1. Only (i)
2. Both (ii) and (iii)
3. Both (i) and (iv)
4. All of these

45. Which of the following taxonomic categories is being described by the given statements(i-iii) ?
(i) It is the basic unit of classification.
(ii) It is defined as the group of individuals which resemble in their morphological and reproductive characters and interbreed among themselves and produce fertile off springs.
(iii) Human beings belong to the species sapiens which is grouped in the genus-Homo.

1. Species
2. Genus
3. Order
4. Family