Intermediate Part-II
Biology Paper –I 
(New Course) 
Time Allowed: 20 Minutes
OBJECTIBE MAXIMUM MARKS:17
Note: You have four choice for each objective type question as A,R,C and D. The choke which you think is correct; fill that circle in front of that question number. Use marker or pen to fill the circles. Cutting or filling two or, more circles will result in zero mark in that question. Attempt as many questions as given in objective type question paper and leave others blank. No credit will be awarded in case BUBBLES are not filled. Do not solve question on this sheet of OBJECTIVE PAPER.

Question#1

• Which of the following is Plantigrade?
  
  (a) Dog
  (b) Horse
  (c) Rabbit 
  (d) Monkey
  
  
• In bacterial and viral infections there occurs an increase in the number of:
  
  (a) Antigens
  (b) Erythrocytes
  (c) Leucocytes
  (d) Platelets

• Arginase splits the arginine to from urea and:
  
  (a) Citruline 
  (b) Ornithine 
  (c) Creatinine 
  (d) Histidine
  
  
• The cheapest source of Energy is:
  
  (a) Fossils Fuels
  (b) Geothermal Energy 
  (c) Gydroelectric Power
  (d) Nuclear Energy
  
  
• Desert Ecosystem occurs in region where annual rain fall is less than:
  
  (a) 25-50 cm 
  (b) 5-10 cm 
  (c) 15 - 20 c m 
  (d) 250 – 270 cm
  
  
• Lichen is a symobiotic association between a fungus and:
  
  (a) Diatom 
  (b) An Alga 
  (c) Angiosperms
  (d) Gymnisperm

• The change in frequency of alleles at a locus that occurs by chance is called:
  
  (a) Gene pool
  (b) Genetic
  (c) Genetic drift
  (d) Mutation

• The cells which cling to an egg after ovulation are called:
  
  (a) Cumulus 
  (b) Ovary cells
  (c) Heap 
  (d) Plethora
  
  
• Hypophosphatemic rickets is an X-liked:
  
  (a) Codominant trait 
  (b) Dominant trait 
  (c) Over dominant trait
  (d) Recessive trait
  
  
• The spread of tumor cells and establishment of secondary areas of growth is called:
  
  (a) Epistasis
  (b) Prostasis 
  (c) Pleiotropy
  (d) Metastasis
  
  
• Beadle and Tatum exposed Neurospora spores to:
  
  (a) X-rays
  (b) Alpha rays 
  (c) Gamma rays 
  (d) Beta rays

• In microcephaly, the individuals are born with small:
  
  (a) Eyes 
  (b) Hands 
  (c) Legs 
  (d) Skull

• Reptiles and Birds are:
  
  (a) Oviparous 
  (b) Viviparous 
  (c) Vivaparity
  (d) Ovivaparous

• Fruit ripening is often accompanied by a burst of respiratory activity called the:
  
  (a) Dimetric
  (b) Climax
  (c) Climacteric
  (d) Trimetic
  
  
• Glucagon causes an increase in level of blood:
  
  (a) Glucose
  (b) Sucrose 
  (c) Lactose
  (d) Urea

• The simplest form of learning Behavior is:
  
  (a) Imprinting 
  (b) Habituation
  (c) Insight learning 
  (d) Latent learning

• Tetanus is caused by:
  
  (a) Bacteria
  (b) Virus 
  (c) Fungi 
  (d) Protists

INTERMEDIATE PART-II
BIOLOGY PAPER-II
TIME ALLOWED: 2: 40 Hours
SUBJECTIVE 
MAXIMUM MARKS: 68
Note: Write same question number and its part number in answer book, as given in the question paper.
Section I

2. Attempt any eight parts. 8 x 2 =16

• Differentiate between Osmoregulation and Thermorgulation.
• Define Homeostasis.
• What is Metanephridium?
• What is Rigor Morits?
• How the Muscle Fatigue is resulted?
• Define Plantigrades with example.
• Differentiate between CNS and PNS.
• Define Feedback Mechanism.
• What is Endosymbiont Hypothesis?
• Differentiate between Endangered Species and Threatened Species.
• Define Grazing.
• What is Autecology?

3. Attempt any eight parts. 8 x 2 =16

• Define Parthenocarpy with examples.
• Dfferentiate between Oviparous and viviparous.
• What is Follicle Atresia?
• What is Blastoderm?
• Define Aging. Write its two signs.
• What are Apical Meristerms?
• Give the functions of the DNA polymerase III.
• What is Karyotype? Give its importance.
• What type of animal life is present in the Tundra Ecosystem?
• What is layering in grassland ecosystem?
• Give four effects of Acid Rain.
• Differentiate between Renewable and Non- Renewable resources?

4. Attempt any six parts. 6 x 2 =12

• What are Sex influenced traits? Give Example.
• Differentiate between Tritanopia and Deuteranopia.
• How a certain gene can be searched present in a Genomic Libracy?
• Write the way by which bacterial cell becomes permeable to plasmid.
• Write down two different methods in Gene Sequencing for generation of DNA fragments.
• Give the role of Cytoplasm in the development of an Ascidian.
• Give the chances of occurrence of Down’s Syndrome in teenage mother’s and a forty year old mother’s offspring.
• How and when the Phragmoplast originates?
• Define Metastasis.

SECTION-II

Note: Attempt any Three questions.
Question#5
(a) Highlight the role of liver as an excretory organ. 4
(b) Give the chemical nature of DNA. 4

Question#6
(a) Describe Locomotion in Paramecium. 4
(b) What do you mean by Meiotric Errors? Explain with two examples. 4

Question#7
(a) Compare Nervous System of Hydra And Planaria. 4
(b) Discuss Genetics of Colour- Blindness. 4

Question#8
(a) Describe Human Female Menstrual Cycle. 4
(b) Write note on: (i) Wild Life (ii) Algal Bloom 4

Question#9
(a) Describe Growth Correlation in Plants. 4
(b) Explain any Two Life zones in ecosystem of Fresh Water Lakes. 4