262 + Interview Questions in Biology in Class 8 Page 2 InterviewSolution

51.	Question : Name one nitrogen-fixing bacterium.
Answer» ANSWER :ONE nitrogen-fixing BACTERIUM is RHIZOBIUM.

Discussion

52.	Question : name one glad which is exocrine as well as endocrine gland.
Answer» ANSWER :PANCREAS is both an EXOCRINE and an ENDOCRINE GLAND.

Discussion

53.	Question : Name four major groups of microorganisms.
Answer» Answer :Four MAJOR GROUPS of microorganismss are BACTERIA, fungi, PROTOZOA and algae.

Discussion

54.	Question : Name five diseases prevented by vaccination.
Answer» Answer :Five DISEASES prevented by vaccination are CHOLERA, polio, TUBERCULOSIS, smallpox and hepatitis.

Discussion

55.	Question : Name five diseases caused by the virus.
Answer» Answer :FIVE diseases caused by VIRUS are MEASLES,chickenpox,POLIO,hepatiis A,and INFLUENZA(flu).

Discussion

56.	Question : Name few flora of the Pachmarhi Biosphere Reserve.
Answer» Answer :Few flora of the Pachmarhi Biosphere Reserve are SAL, teak, MANGO,jamun, silver ferns, arjun, ETC.

Discussion

57.	Question : Name any two algae.
Answer» ANSWER :TWO ALGAE are CHLAMYDOMONAS and SPIROGYRA.

Discussion

58.	Question : Metamorphosis occurs in ______
Answer» Frog amoeba cat hydra Answer :A

Discussion

59.	Question : Mention two endemic flora of the Pachmarhi Biosphere-Reserve.
Answer» Answer :Two ENDEMIC flora ofthe Paclunarhi Biosphere Reserve are SAL and WILD mango.

Discussion

60.	Question : Mention two biosphere reserves.
Answer» Answer :two BIOSPHERE reserves ARC GREAT NICOBAR Biosphere Reserve and Pachmarhi Biosphere Reserve.

Discussion

61.	Question : Mention the names of any two protozoa.
Answer» ANSWER :TWO PROTOZOA are AMOEBA and PARAMECIUM.

Discussion

62.	Question : Mention the names of any two national parks.
Answer» Answer :The names of TWO national PARKS are KAZIRANGA National PARK and SATPURA National Park.

Discussion

63.	Question : Mention the first step in the process of reproduction?
Answer» Answer :Fertilisation, i.e. FUSION of the sperm and ovum is the FIRST step in the process of REPRODUCTION.

Discussion

64.	Question :Mention the different shapes in which cells exist.
Answer» Answer :Cells exist in varied shape RANGING from round, spherical, elongated to longandpointed at both ends. Some are spindle-shaped whereas others are LONG and BRANCHED LIKE NERVE cells.

Discussion

65.	Question : Mention some sources of irrigation
Answer» ANSWER :Some of the sources of irrigation are well, TUBEWELLS, PONDS, lakes, rivers, dams and CANALS.

Discussion

66.	Question : Mention some iron rich foods.
Answer» ANSWER :leafy vegetables, JAGGERY, meat, citrus, Indian GOOSEBERRY (amla) are some of the iron rich FOOD.

Discussion

67.	Question : Mention some harvest festivals celebrated in our country
Answer» ANSWER :Some harvest FESTIVALS celebrated in our country are PONGAL, baisakhi, HOLI, Diwali, Nabanya and Bihu.

Discussion

68.	Question : Mention few fauna of the Pachmarhi Biosphere Reserve.
Answer» Answer :Few fauna of the Pachmarhi BIOSPHERE Reserve are CHINKARA, blue-bull, balking deer, cheetal, LEOPARD, wild DOG, wolf, etc.

Discussion

69.	Question : Mention any three food items which are prepared using yeast.
Answer» Answer :Yeast is used in the PREPARATION of BREADS, PASTRIES and CAKES.

Discussion

70.	Question : ______is the single cell formed after the fusion of gametes.
Answer»

Discussion

71.	Question : ______is the production of an identical cell, any other living part or a complete organism.
Answer» ANSWER :C

Discussion

72.	Question :_______is the first mammal to be cloned.
Answer» ANSWER :D

Discussion

73.	Question : Indicate whether the following statements are True(T) orFalse (F). The basic living unit of an organism is an organ.
Answer» ANSWER :F

Discussion

74.	Question : Indicate whether the following statements are True(T) orFalse (F). Unicellular organisms have one-celIed body.
Answer» ANSWER :T

Discussion

75.	Question : Indicate whether the following statements are True(T) orFalse (F). Muscle cells are branched
Answer» ANSWER :F

Discussion

76.	Question : Indicate Whether the following statements are True(T) or False(F) Oviparous animals give birth to young ones.
Answer»

Discussion

77.	Question : Indicate whether the following statements are True(T) orFalse (F). Amoeba has irregular shape
Answer» ANSWER :T

Discussion

78.	Question : Indicate Whether the following statements are True(T) or False(F) Fertilisation is necessary even in asexual reproduction.
Answer»

Discussion

79.	Question : Indicate Whether the following statements are True(T) or False(F) External fertilisation takes place in frog.
Answer»

Discussion

80.	Question : Indicate Whether the following statements are True(T) or False(F) Egg laid after fertilisation is made up of a single cell.
Answer»

Discussion

81.	Question : Indicate Whether the following statements are True(T) or False(F) Each sperm is a single cell.
Answer»

Discussion

82.	Question : Indicate Whether the following statements are True(T) or False(F) Binary fission is a method of asexual reproduction.
Answer»

Discussion

83.	Question : Indicate Whether the following statements are True(T) or False(F) An embryo is made up of a single cell.
Answer»

Discussion

84.	Question : Indicate Whether the following statements are True(T) or False(F) Amoeba reproduces by budding.
Answer»

Discussion

85.	Question : Indicate Whether the following statements are True(T) or False(F) A zygote is formed as a result of fertilisation.
Answer»

Discussion

86.	Question : Indicate Whether the following statements are True(T) or False(F) A new human individual develops from a cell called gamete.
Answer»

Discussion

87.	Question : In which female reproductive organ does the embryo get embedded?
Answer» Answer :The embryo GETS embedded in the walls of the uterus(a female reproductive organ), where it continues to develop and form various body organs such as hands,LEGS,head,eyes,EARS,ETC.

Discussion

88.	Question : How many types of cells are there based on the presence of nuclear membrane?
Answer» ANSWER :On the BASIS of NUCLEAR membrane,there are two types of cells, viz. (i) Prokaryotic cells (ii) EUKARYOTIC cells

Discussion

89.	Question : How many sperms are produced by the testes?
Answer» ANSWER :MILLION of SPERMS are PRODUCED by the TESTES.

Discussion

90.	Question :How many full grown trees are required to make one tonne of paper ?
Answer» 27 23 18 17 Answer :D

Discussion

91.	Question : How many chromosomes are present in the human cell ?
Answer» ANSWER :All human beings have 23 PAIRS of CHROMOSOMES in the nuclei of their CELL.

Discussion

92.	Question : How does microorganisms make food poisonous?
Answer» Answer :By PRODUCING toxic substances, microorganisms MAKE FOOD POISONOUS.

Discussion

93.	Question : how does life of an organism begin?
Answer» Answer :The life of an organism consisting of trillions of cells BEGINS with a single cell. This single cell is the fertilised egg which MULTIPLES with development process and RESULTS in the FORMATION of a number of cells.

Discussion

94.	Question : How do infants get nourishment ?
Answer» ANSWER :INFANTS GETS nourishmnet from MOTHER's MILK.

Discussion

95.	Question : How can we control the spread of malaria or dengue ?
Answer» ANSWER :we can CONTROL the spread of malaria or dengue by KEEPING our environment CLEAN and dry.

Discussion

96.	Question : How are grains stored in large-scale?
Answer» ANSWER :Grains are dried and stored at large-scale in SOILS and GRANARIES.

Discussion

97.	Question : How are grains stored by farmers?
Answer» ANSWER :Grains are DRIED and STORED by farmers in jute BAGS or metalic bins.

Discussion

98.	Question : How are droughts caused?
Answer» Answer :Droughts are caused due to increase in TEMPERATURE on the earth which in TUM DISTURBS the water CYCLE REDUCING the rainfall.

Discussion

99.	Question : Give two example of each Rabi crop
Answer» Answer :TWO EXAMPLES of Rabi CROP are WHEAT and MUSTARD.

Discussion

100.	Question : Give two example of each Kharif crop
Answer» ANSWER :Two EXAMPLES of Kharif crop are paddy and COTTON.

Discussion

Explore topic-wise InterviewSolutions in .

Question : Name one nitrogen-fixing bacterium.

Question : name one glad which is exocrine as well as endocrine gland.

Question : Name four major groups of microorganisms.

Question : Name five diseases prevented by vaccination.

Question : Name five diseases caused by the virus.

Question : Name few flora of the Pachmarhi Biosphere Reserve.

Question : Name any two algae.

Question : Metamorphosis occurs in ______

Question : Mention two endemic flora of the Pachmarhi Biosphere-Reserve.

Question : Mention two biosphere reserves.

Question : Mention the names of any two protozoa.

Question : Mention the names of any two national parks.

Question : Mention the first step in the process of reproduction?

Question :Mention the different shapes in which cells exist.

Question : Mention some sources of irrigation

Question : Mention some iron rich foods.

Question : Mention some harvest festivals celebrated in our country

Question : Mention few fauna of the Pachmarhi Biosphere Reserve.

Question : Mention any three food items which are prepared using yeast.

Question : ______is the single cell formed after the fusion of gametes.

Question : ______is the production of an identical cell, any other living part or a complete organism.

Question :_______is the first mammal to be cloned.

Question : Indicate whether the following statements are True(T) orFalse (F). The basic living unit of an organism is an organ.

Question : Indicate whether the following statements are True(T) orFalse (F). Unicellular organisms have one-celIed body.

Question : Indicate whether the following statements are True(T) orFalse (F). Muscle cells are branched

Question : Indicate Whether the following statements are True(T) or False(F) Oviparous animals give birth to young ones.

Question : Indicate whether the following statements are True(T) orFalse (F). Amoeba has irregular shape

Question : Indicate Whether the following statements are True(T) or False(F) Fertilisation is necessary even in asexual reproduction.

Question : Indicate Whether the following statements are True(T) or False(F) External fertilisation takes place in frog.

Question : Indicate Whether the following statements are True(T) or False(F) Egg laid after fertilisation is made up of a single cell.

Question : Indicate Whether the following statements are True(T) or False(F) Each sperm is a single cell.

Question : Indicate Whether the following statements are True(T) or False(F) Binary fission is a method of asexual reproduction.

Question : Indicate Whether the following statements are True(T) or False(F) An embryo is made up of a single cell.

Question : Indicate Whether the following statements are True(T) or False(F) Amoeba reproduces by budding.

Question : Indicate Whether the following statements are True(T) or False(F) A zygote is formed as a result of fertilisation.

Question : Indicate Whether the following statements are True(T) or False(F) A new human individual develops from a cell called gamete.

Question : In which female reproductive organ does the embryo get embedded?

Question : How many types of cells are there based on the presence of nuclear membrane?

Question : How many sperms are produced by the testes?

Question :How many full grown trees are required to make one tonne of paper ?

Question : How many chromosomes are present in the human cell ?

Question : How does microorganisms make food poisonous?

Question : how does life of an organism begin?

Question : How do infants get nourishment ?

Question : How can we control the spread of malaria or dengue ?

Question : How are grains stored in large-scale?

Question : How are grains stored by farmers?

Question : How are droughts caused?

Question : Give two example of each Rabi crop

Question : Give two example of each Kharif crop