BIOLOGY 2020
1.          Describe Darwin’s theory of Evolution and explain important points of this theory in detail.
2.          State Lamarck’s theory of evolution giving example of snake or giraffe.
3.          State Mendel’s law of dominance and the law of segregation.
4.          Define Pollination and fertilization. Why is vegetative propagation ideal for growers?
5.          What is variation? Describe any two causes of variation.
6.          What is chlamydomoas? Describe its properties.
7.          What are chromosomes? Write down the number of chromosomes in a cell of; Man, Frog, Onion, garden pea.
8.          What is germination? Name and define three kinds of germination of seed.
9.          Define Parasite? Name two parasites and write phylum to which they belongs.
10.      What are Receptors? Name receptor organs of sight, sound, odour and taste.
11.      Briefly describe the process of Kidney dialysis.
12.      Describe three components of cigarette smoke and their harmful effects on human health.
13.      Describe four components of blood? Describe each of them in detail with function.
14.      What are endocrine glands? Name any four endocrine glands with one hormones secreted by each of them?
15.      Define Photosynthesis with chemical equation? Write five factors which are necessary for the process of photosynthesis?                
16.      Define simple tissue and complex tissue in plants? Write example of each.
17.      Name any four methods of asexual reproduction in animals. Briefly describe any two of them.
18.      Name three types of respiration in frog. Also draw labeled diagram of lung of frog.
19.      Define Hypogeal germination and Epigeal germination.
20.      Name and briefly define five kingdom classification of whittaker.
21.      Name any four methods of asexual reproduction in animals. Briefly describe any two of them.
22.      Name and define four whorls of flower.
23.      Define Tissues? Name different types of plant tissues. Describe Meristematic and Epidermal tissue.
24.      Define cold blooded and warm blooded animals.
25.      Define Exo-skeleton and Endo-skeleton. Write three functions of skeletal system in animals.
26.      Define Community, phytoplanktons , pyrenoid and dicot plant.
27.      Define Community? Write down the components of community.
28.      What is Phenotype and Genotype? State law of independence Assortment.
29.      Name different types of plant tissues. Describe Meristematic and Eqidermal tissues.
30.      Draw a neat and labeled diagram of digestive system of frog.
31.      Define fertilization and double fertilization?
32.      Define Mitosis? Name and briefly describe four phases of Mitosis.
33.      What is Metamorphosis? Define two types of Metamorphosis.
34.      Make a chart to compare the composition of inhaled and exhaled air.
35.      Describe an experiment to prove that oxygen is evolved during photosynthesis.
36.      What is meant by fauna? Write a short note on fauna of Pakistan.
37.      Write the translation of any one quranic verse about the usefulness of plants and animals to human beings.
38.      Name three Muslim biologists and write one contribution of each in the field of biology.
39.      Write names of any three books of Abdul Malik Asmai.
40.      Describe the theory of Biogenesis & Abiogenesis in briefly? Explain Needham’s experiment that support Abiogenesis.
41.      Write three useful and three harmful types of bacteria?
42.      Write the role of skin in excretion.
43.      Define Neuron? Describe the structure of Neuron?
    42.    Define the following:
             Species,    decomposer,    mitosis,   Carnivores,   herbivores ,   omnivores,   stomata,   plastid,   tuberculosis, 
             enzymes,  appendicitis,    osmosis , producers ,   homozygous

   43.   Write a short note on saprophytes, parasites, insectivorous plants, symbionts
   44.   Describe four types of animals tissue.
   45.   Name three types of respiration in frog. Also draw labeled diagram of lung of frog.
   46.   Name any four methods of asexual reproduction in plant / animals. Briefly describe any two of them.
   47.   Define Light reaction and Dark reaction?
                                                                              OR
          Describe an experiment to prove that oxygen is evolved during photosynthesis. Draw its diagram.                              
          Describe an experiment to prove that chlorophyll is necessary for photosynthesis? Draw its labeled diagram.
48.    Define Pollution? Explain its two types   
49.    Define Pollination? Explain its two types.
50.    What is Taxonomy? What is the basis of its classification?

SALIENT FEATURES / FUNCTIONS
             1.       Write three salient features of the cell theory?
             2.       Write two functions of Root and Leaf in plants.
       3.     Write five importance of vascular plants.
       4.     Write three points about importance of Transiration for plants.
       5.     Write five points of importance of Fungi / Bacteria.
       6.     Write five salient features of Cyanobacteria?  / Blue green algae
       7.     Write four functions of blood.
       8.     Write three function of human skeleton /  Endo-skeleton in man.
       9.     Write the importance of Anaerobic Respiration.

CHARACTERSTICS:
Q1.   Write three main characteristics of Mammals.
Q2.   Write three characteristics of Phylum Arthropoda / Phylum Echinodermata.
Q3.   Write five characteristics of class Aves.
Q4.   Write three characteristics of class Reptilian.
Q5.   Write general characteristics of viruses.

NAME :
Q1.   Name and define four whorls of flower of Brassica and write one function.
Q3.   Name three components of cigarette smoke and their harmful effects on human health?
Q4.   Name three important of arteries of the arterial System of frog.
Q5.   Name any four viral diseases.
Q6.   Name three main groups of Bryophytes.
Q7.   Name the subgroups of the Mammals.
Q8.   Name any six Phylum of invertebrate.

DIFFERENCE BETWEEN:
i).   Light microscope and Electron Microscope
ii).   Photosynthesis and Respiration
iii).   Sexual and Asexual reproduction
iv).   Bryophyte and Tracheophyta
v).    Aerobic Respiration and Anaerobic Respiration
vi).    Prokaryotic and Eukaryotic cells
vii).    Arteries and Vein
viii).    Anaemia and Haemophilia
ix).     Respiration and Combustion

DIAGRAM:
-  Draw a neat and labeled diagram of the following:
        i. Eye of frog.
       ii. L.S of Human Kidney
      iii. L.S Brassica Flower  /  Root  / Stem.         OR     Sun Flower
      iv. Urinogential System of male of a frog.      OR     Excretory and reproductive system of male frog.
       v.  Human Respiration System
      vii. Rod Shaped Bacterium
     viii. Pitcher Plant   (Insectivorous)
       ix.   Adiantum  Plant
        x.    Bacteriophage