12th Biology

2nd Year Biology Past Papers Pdf 2014 to 2019 With Answer Keys

2nd year Biology Past Papers

2nd year Biology past papers of f.sc with answer keys. Previous Board papers of  Lahore, Gujranwala, Multan, Dgkhan, Bahawal Pur, Sahiwal, Sargodha, Azad Jammu & Kashmir. Past Paper of Biology 2nd year federal Board.

2nd Year Biology Past Papers:

12th class Biology past papers contain following Board of intermediate and secondary education.

Biology past papers

Biology 2nd Year Past Papers

  • Previous papers of biology fsc part 2 Lahore board 2019
  • Past papers of biology fsc part 2 Lahore board 2018
  • Board papers of biology 2nd year Rawalpindi board 2019
  • Solved past papers of biology  federal board
  • papers of biology  Gujranwala board
  • past papers of biology dg khan board
  • papers of biology  Faisalabad board
  • past papers Lahore board

Biology Past Papers 2019:

Look at sample past paper LahoreBoard annual 2019. The objective part of Biology is given below.

Cell death due to tissue damage is called:
(A) Apoptosis
(B) Necrosis
(C) Metastasis
(D) Suicide

Corpus luteum secretes a hormone called:
(A) Progesterone
(B) Oestrogen
(C) Oxytocin
(D) Testosterone

The enzyme luciferase is Produced in 3n insect ailed:
(A) Houseny
(B) Firefly
(C) Butterfly
(D) Tsetscfly

Bats and hummingbirds are called:
(A) Ectoderm
(B) Endotherms
(C) Ecothems
(D) Heterotherms

The upper layer of the earth’s crust is:
(A) Dust
(B) Sand
(C) Land
(D) Soil

Clear cytoplasm, in an ascidian zygote, produces:
(A) Muscle cells
(B) Larval epidermis
(C) Gut
(D) Notochord

The sclerenchyma cells found in seed coats and nutshells are called:
(A) Fibers
(B) Sclereides
(C) Tmchcids
(D) Vessels

The malpighian tubules remove nitrogenous wastes from the:
(A) Lymph
(B) Haemolymph
(C) Coelomic fluid
(D) Hindgut

The pairing of homologous chromosomes Lb completed in place of meiosis:
(A) Leptolene
(B) Zygotenc
(C) Pachytenc
(D) Diplotcne

Primary succession, which starts in pond ecosystem b termed as:
(A) Derosere
(B) Hydrosere
(C) Ecosphere
(D) Xeroserc

The particular array of chromosomes that an individual possesses is called:
(A) Genome
(B) Gcnepool
(C) Karyotype
(D) DNA-Duplex

The simplest form of learning is:
(A) Habituation
(B) Imprinting
(C) Insight learning
(D) Latent kami%

Which of the following biome is most fragile:
(A) Tundra
(8) Desert
(C) Grassland
(D) Forest

Discharge of egg from the ovary is called:
(A) Gametoµncsis
(B) O%cnesis
(C) Ovulation
(D) Menstrual cycle

The disease which causes immobility and fusion of vertebral joints is called:
(A) Arthritis
(B) Rickets
(C) Sciatica
(D) SpoMybsis

Hypophosphatemic rickets is an X·linkd:
(A) Dominant trait
(B) Co-dominant trait
(C) Over-dominant trait
(D) Recessive trait

The Ib frequency of alkk9 at » locus that Decors by ch»tvce h c»ljed:
(A) Geoc pool
(B) Genetic
(C) Genetic drift
(D) Mutation

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