BSc Sem IV 2022 2023 Mar 2023 ZOOLOGY III Question Paper - Mumbai University | munotes

Questions asked in this paper

• Figures to the right indicate full marks

1. Q1 A) Fill in the blanks
   • 1. The word means surrounding or conditions in which living beings exist is an envelope of gases surrounding the earth and has various strata
   • 3. The onset of menstruation is called . (Menopause, andropause, menarch)
   • 4. Surgical methods of contraception is called as . (Sterilization, Barrier
   • 5. The process of formation of female gamete is called as (fertilization,
   • B) Match the column 5
   • 1. Anthropogenic a. NO-NO2
   • C) Write true or false 5
   • 1. Ozone layer do not protect the troposphere
   • 2. Global warming occurs due to greenhouse gases
   • 3. PCOS is endocrine disorder causing female infertility
   • 4. Absence of sperm in semen in called azoospermia
   • 5. Emboli is type of morphogenic movement
   • D) Answer the following 5
   • 1. Define pollution
   • 2. What are secondary pollutants
   • 3. Define infertility
   • 4. Blastocyst
   • 5. Alecithal egg
2. Q2 Answer the following. (Any two) 20 marks
   • 1. Describe different types of cleavage
   • 2. Write in brief coelom formation and types
   • 3. Classify the eggs based on amount of yolk
   • 4. Describe different types of sperms in animals
3. Q3 Answer the following (Any two). 20 marks
   • 1. What are How they work as barriers for fertilization
   • 2. Define infertility and explain the causes of female infertility
   • 3. Describe the Female reproductive system and its hormonal regulation
   • 4. What are sperm banks? Adda note on cryopreservation of sperm?
4. Q4 A) Answer the following (Any two) 20 marks
   • 1. Describe the various effecis of soil pollution and add a note on its control measures What are the effects and control measures of Air pollution?
   • 3. Describe various hazards of radioactive pollution
   • 4. What is climate change? Discuss it with reference to pollution
5. Q5 Write a short note on (Any four) 20 marks
   • b. GIFT
   • c. IVM
   • d. -Different types of pollutants that cause air pollution
   • e. Greenhouse effect
   • f. Effects of noise pollution
   • g. Morphogenic movements
   • h. Types of sperms

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