Sample Question Paper Biology www.mpbse.nic.in : Madhya Pradesh Plus Two / 12th Std / +2

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Document Described : Biology Question Paper, Madhya Pradesh Question Paper

Class - 12th
Biology
Time : 3 hrs. M.M. 75

INSTRUCTIONS :-
1) Sove all the questions.
2. Ques. no. 1 to 4 are objective questions. Start wirting the answers from the first page. Do not write the questions on the answer booklet only write the ques. no. & then write its answer only. All questions carrieds 2 marks.
3. Question no. 5 to 11 are short answers type. Write their answer approximately in 75 words. All the question carries 4 marks each.

http://mpbse.nic.in/Model%20Que-Ans%20paper.htm
http://mpbse.nic.in/12th/BIOLOGY/BIOLOGY-1.pdf

4. Qeustion no 12 to 14 are laong anser tyype equstions. Write their answers approximately in 120 words. All the ques. carries 5 marks.
5. Qeustion nmo 15 to 16 are essay type questions. Write their answers approximately in 150 words. Both the question carries 6 marks each.
6. Drw neta and labelled diagram whereeve necessary.
7. Options are given in all the equstions except objectives.

Fill in the blanks : 1x5=5
1. The main elemental component of chlororphyll is.........................
2. In Earthworm......................respiration takes place.
3. `In Angiospermic Plant.......................fertilization occurs.
4. cholorofloro carbon is full form of .........................
5. .......................is a toxic substance present in Tobacco.

Make correct pairsa :
Hydropnics Odum
b. Small intestine A.G. Tansley
c. Vegetative proposgation Welfare of human society
by leaves
d. Ecosystem Soilless plant growth
e. Eugenics Villi
Mirabillis Jalapa
Large Intestine

3. Write answer in one sentance :
a. The loss of water in the form of droplets from margine of leaves are known as.
b. What is the biological name of Lac insect?
c The unit of measuring sound intensity is called?
d. Name the succession which starts from ponds .
e. Which stage of life is known as a phase of storm and stresses.
4 Write the correct answer from the given options-
1. Where is the site of dark reaction.
a. Cytoplasm b. Mitochondria
c. Grana d. Stroma
2. Vital, Morphological and Physiological units of mammalian kidney area. Uretor b. Nephrons
c. Seminiferous tubules d. Nephridia
3. Sunken Stomata is found ina. Xerophytes b. Hydrophytes
c. Meshophytes d. Epiphytes
4. World Environment day is celebrated ona.
5 June b. 5 May
c. 5 December d. 5 April
5. Blood cancer is also known asa. Carcinoma b. Sorcoma
Draw a well labelled diagram of Ruminant Stomach.
Draw a well labelled diagram of Respiratory system of Human.
Write any four differences between Lymph and Blood.
Write any four differences between Tendon and Ligaments.
Write any four functions of spinal cord.
Write the name of gland whcih secretes insulin hormone. Give its three functions.
Write the Sginificance of Double fertilization.
Write any four difference between phtoperriodism and vernalization.
Draw a ray diagram of Nitrrogen cycle
Write the Importance of Biotic successions.
Explain any four effects of Noise Pollution.
What is green house effect? What is the impact of green house gases on polar ice.
Write any four differences between Nastic and Tropic Movements of Plant.
Write any four differences between spermatogenesis and oogenesis.
Draw a well labelled diagram of Ganong's potometer. How will you measure the rate of transpiration with this apparatus?
Describe the specific role and deficiency symptoms of Mn, B, Zn, Mo and Cu for the plants.
Discribe the process of Urine formation on the basis of follwoiung pointsa.
Labelled Diagram of Bowman's Capsul.
b. Ultrafiltration
c. Reabsorption
Explain the following points related with endocrine glands.
a. Why pitutary gland is called master gland?
b. Any two functions of Thyroxin Hormone.
c. Name and functions of any two hormones secreted by ovary.
Give an account of Hybridization related with improvement of plant species into following heads-
1. Defination of Hybridization.
2. Types of Hybridization.
3. Stages of Hibridization process.
What is Biotechnology? Explain different applications of Biotechnology.
In respiration draw only ray diagram of different stages of formation of pyruvic acid from Glucose.
Write any six differences between C3 & C4 Plants.
Write the malthus theory of population growth. Give a brief account of various factors of population growth in India?
Give an account of Adolescence on the basis of following pointsa.
Any three main Characteristics.
b. Any three main problems.

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I want the MPBSE Hindi medium model papers and blue prints of 12th class.

[Guest]

Gentophyll is the chief component of chlorophyll.