Biology Long Questions Guess Paper 11th Class 2015

 

Biology Long Questions Guess Paper 11th Class 2015

Note: All published material contains an informatory data which is only gathered for educational purpose. These guesses are prepared after detailed analysis of past five years exams. Our entire team and/or publishers are not responsible in case of variation in assumed results and outcomes. However the purposes of attempted efforts are to provide accurate and effective knowledge to the readers, in any case our entire team and/or publishers will not be responsible for the accuracy or misusage of all published material.

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BIOLOGY IMPORTANT QUESTIONS WITH DIFFERENT VARIATIONS

Question # 1

Explain the different branches of biology

Question # 2

Differentiate between deductive and inductive reasoning

Question # 3

How diseases generated. Also explain how to prevent them

Question # 4

Explain protein with the help structure and function

Question # 5

Write the Watson and crick model of DNA

Or

Describe in detail the structure and functions of DNA

Or

Describe three main types of ribonucleic acids (RNA)

Or

Difference between DNA and RNA

Question # 6

Simply give the outline of the kreb’s cycle

Or

Describe the steps involved in Kreb’s cycle. Give schematic representation

Or

Explain and sketch Krebs cycle and discuss its energy yielding steps

Question # 7

Give the role of large intestine in human being

Or

Explain the role of small intestine in the absorption if food in man

Question # 8

Explain the evolution of leaf in vascular plants

Or

Explain how the evolution of leaf takes place

Or

Describe the process evolution of microphylls leaf

Or

Explain life cycle of an angiosperm plant

Or

What are lateral meristems? What role do they play in plant growth?

Or

How do plants adapt to cope with low and high temperatures?

Or

Compare parasitic and symbiotic nutrition in plant

Or

What factors are involved in the exchange of respiratory gases in the capillaries of alveoli?

Question # 9

Compare and contrast the closed and open circulatory system

Or

Illustrate the mechanism of opening and closing of stomata

Or

How influx of K* ions explain the opening and closing of stomata

Question # 10

Describe the biological method for solving a problem

Or

Describe biological organization at organ and system level

Question # 11

Explain different types of asexual reproduction in fungi

Or

Give the beneficial important of fungi

Or

Explain various economics gains due to fungi

Or

Explain taxonomic status of fungi

Or

What do you know about nutrition in fungi?

Or

Describe land adaption of fungi

Or

Write a note on “Inhibitors in Fungi”

Question # 12

Give mechanism of enzyme action

Or

What are the characteristics of enzymes?

Or

Write a note on inhibitors of enzymes

Or

Define inhibitors. Also explain its types

Question # 13

Write the general characteristics of the mammals. Also gives example to support your answers

Or

State the sub-classes of mammals and give one example of each

Question # 14

Give lytic life cycle of bacteriophage. Show your answer with diagram

Or

What is the use of bacteriophage in creating a genomic library?

Question # 15

Explain the phenomenon of root pressure

Or

Describe cohesion tension theory and root pressure theory of ascent of sap

Question # 16

Discuss various steps involved in the evolution of seed habit

Question # 17

Describe habitat and reproduction in Nostoc

Or

Describe characteristics of Nostoc

Or

Describe the adaptation to land habitat

Or

Describe the land adaptations show by bryophytes

Or

Explain general characteristics of cyan bacteria with special reference of Nostoc

Question # 18

Transpiration is necessary evil. Comment

Or

Explain the mechanisms of different types of transpiration in plants

Or

Define transpiration. Also list the types of transpiration

Question # 19

Write structure and function of human heart

Or

What is the conducting system of heart?

Or

Draw a labeled diagram of human heart

Or

What do you mean by blue babies?

Question # 20

Explain process of digestion in cockroach

Or

Describe digestion in stomach of man

Or

What happens to food inside stomach?

Or

Describe the role of pancreas and liver in food digestion in human

Or

What are the functions of human liver?

Or

Write a note on digestion in oral cavity of man

Or

How does digestion take place in amoeba?

Question # 21

Write the process of non-cyclic phosphorylation

Or

Describe cyclic phosphorylation with the help of a diagram

Question # 22

What are polysaccharides? Describe different types.

Question # 23

Sketch and describe the metabolic pathway of glycolysis

Question # 24

Describe any four methods of nutrition in animals

Or

Differentiate between diploblastic and triploblastic animals

Question # 25

Define antibiotics. Explain about use and misuse of antibiotics

Question # 26

What are plastids? Explain the structure and function of chloroplast.

Question # 27

Describe transport of CO2 in human

Or

Explain transportation of oxygen in man

Question # 28

What is cell theory?

Or

In what ways prokaryotic cells are different from eukaryotic cells?

Or

Explain any two double membranes bounded cytoplasmic organelles of a eukaryotic cell with the help of labeled diagram

Question # 29

Describe different methods to control bacteria

Or

Describe nutrition in bacteria

Or

Classify the bacteria with reference to presence of flagella

Or

Describe different bacterial shapes

Or

Describe the process of reproduction in bacteria

Question # 30

Write in details the functions performed by blood in humans

Or

What are the phases of cardiac cycle?

Question # 31

What are the general characteristics of cnidarians?

Or

What are the general characteristics of super class agnatha?

Question # 32

Explain the life cycle of a moss

Question # 33

How are ATPs produced by chemiosmosis?

Or

Explain how the formation of ATP take place during noncyclic electron flow.

Question # 34

Write the distingising features of family fabaceae and mention any four scientific names and their economic importance of the members of fabaceae

Or

Give economic imporatance id family poaceae

Question # 35

Define immunity. Describe various types of immunity

Question # 36

What id double fertilization? Explain the life cycle of the plane in which double fertilization take place

Question # 37

What is the significance of alternation of generation?

Question # 38

Differentiate between protostomes and deutrostomes

Question # 39

Synthesis of sugar takes place in light independent reaction

Question # 40

What is Calvin cycle? Explain reduction and regeneration of CO2 acceptor. Also draw the diagram

Question # 41

Discuss the structure and function of endoplasmic reticulum

Question # 42

Define binomial nomenclature. Give its rules

Or

Describe Linnaeus system of binomial nomenclature in detail

Question # 43

What are lymph nodes? Give their functions

Question # 44

Compare monosaccharides with oligosaccharides

Question # 45

Write down different characters of birds

Question # 46

Draw and explain the life cycle of rhizopus

Question # 47

Describe life cycle of loose smut of wheat with the help of diagram

Question # 48

Describe different steps involved in the evolution of megaphyll

Question # 49

What are viruses? Give their three characteristics

Or

Describe structure of viruses

Question # 50

Give general characteristics of phylum porifera

Or

Give the characteristics of round worms

Question # 51

Write a note on following:

Phyletic Lineage, Cloning, Hiv Life Cycle, Hepatitis, Conjugated Molecules, Ribosomes, Photo System, Acylglycerols, Algae, Lysosomes

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