VERY SHORT ANSWER QUESTION(1 MARKS EACH)

1- What is the function of Endosperm?

2- What is formed by the entire ovary?

3- Meiosis occurs in which type of cells?

4- What do you mean by Syngamy?

5- What is micropropagation?

6- What do you mean by Amphimixis?

7- What is Apomixis?

8- In which common plant asexual reproduction occurs by Corm?

9- What do you mean by homozygous?

10- What is genotype?

11- What is monohybrid cross?

12- Who first reported Mutation?

13- Who proposed the Chromosomal theory of inheritance? 

14- What is meant by the term ‘Locus’?

15- ‘Why do grey body and red eyes occur in the same individual of Dropsphila?

16- What are contrasting pairs of factors in Mendelian crosses called?

17- Why do we carry out analysis of traits in several generations of a family?

18- Which type of genetic interaction the dihybrid ratio 9:7 belongs?

19- Name an organism in which Single stranded DNA is a common feature?

20- What is central Dogma?

21- How many nucleotides a genetic codon carries?

22- What do you mean by “Junk DNA”?

23- Which type of Replication takes place in DNA?

24- Who gave the term Cistron Recon and Muton?

25- Name the pyrimidine bases of RNA?

26- Define nucliosides?

27- What is cellular totipotency?

28- What is emasculation?

29- Which Bacteria causes curdling of milk production?

30- What is the full form of NDRI?

31- Where does Plasmid occur?

32- What is the terminology which is popular for Recombinant DNA technology?

33- Who proposed the term Biotechnolgy?

34- What is the full form of PCR?

35- Triticale the first synthetic Cereal Crop was obtained by crossing wheat with?

36- Why Escherichia coli is important for genetic experiments?

37- Name the antiviral Protein?

38- What is Cry Protein?

39- In Bt-Cotton ‘Bt’ indicates what?

40- Which enzyme is used as scissor to cut DNA?

41- Golden Rice’ís rich in which vitamine?

42- Which disease is detected by ELISA?

43- Which cell produces insulin?

44- Due to which response antibodies are secreted against antigen?

45- What is Biofortification?

46- Which cells are involved in inhancing the Immune Mechanism?

47- AEDES mosquito is the vector of which discase?

48- The first transgenic crop was?

49- What type of cells are found in abundance in hydrophytes?

50- Which plants possess sunken Stomata and thick cuticle?

51- Which plants have Pneumatophores?

52- Which plants have hanging roots?

53- Describe the functon of fimbrac.

54- Differentiate between menarche and menopause.

55- Differentiate between spermiogenesis and spermiation.

56- Mention the site where fertilization usually takes place in human female..

57- Define Parturition.

58- Define blaslocyst.

59- Define capacitation with reference to spermatozoa.

60- Define contraception.

61- Expand the abbreviation IUD.

62- What is amniocentesis.

63- Define Homology.

64- Define adaptive radiation.

65- Define parallelism.

66- Define living fossil.

67- Who gave he idea of Natural Selection ?

68- Define mutation.

69- The term Modern synthefic theory of evolution was given by.

70- Give scientific name of Modern man.

71- Define male heterogametity.

72- Name one sex-linked disease.

73- What in genome?

74- Give full form of HGP.

75- Who invented DNA fingerprinting.

76- Define Immunity.

77- What is Pashmina?

78- What is Anthrax?

79- What is communicable discase.

80- Name a disease caused by helmin.

81- Name the causative agent of Malaria.

82- Define allergy.

83- Give full form of AIDS.

84- What in white revolution?

85- What is Opioids.

86- What in metastasin?

87- What is epidemiology.

88- Define adolescence.

89- Define Ecology.

90- What is commensalism?

91- define adaptation?

92- What is carrying capacity of population?

93- Define population.

94- Who coined the term “Ecosystem”?

95- Define food chain.

96- What is meant by 10% low of energy transfer?