We have the Class 12 Biology Model Questions Pdf. There are 23 Questions in Bilology Model Question. Biology has two parts, and they are Botany and Zoology.
Class 12 Biology Model Questions Pdf
Following are the Class 12 Biology Model Questions Pdf.
Section – Botany- Group A
Rewrite the correct options of each question in your answer sheet. 5×1=5
1. What type of development of an embryo from an unfertilized egg is called?
A) Parthenocarpy B) Parthenogenesis C) Polyembryogeny D) Polycarpy.
2. Which one of the following parts is not responsible for transpiration in plants?
A) Root B) Stem C) Leaves D) All aerial parts
3. Which type of mutation is caused by the addition or deletion of a single nitrogenous base?
A) Transition B) Transversion C) Frame shift D) Substitution
4. What basis would you apply to distinguish a meristematic tissue from a permanent tissue?
A) Supporting plant B) Providing food C) Activating cell division D) Losing the ability of cell division
5. Some of the C4 plants possess diagnostic features of Kranz anatomy. Select which of the following plants contains such features?
A) Wheat B) Maize C) Barley D) Oats.
Group ‘B’
Give short answer to the following questions. 4×4=16
6. Define vascular bundle. What type of vascular bundle is present in a monocot root? Mention any two functions of the vascular bundle.
Section: II (Zoology).
12. Which of the following tissues lacks a blood supply?
A) Areolar B) Muscular C) Bone D) Cartilage.
13. In a frog, the coelom is derived from which embryonic layer?
A) Ectoderm B) Mesoderm C) Endoderm D) Mesogloea
14. What kind of enzyme is needed for the digestion of milk protein in human beings?
A) Rennin B) Lactase C) Pepsin D) Sucrase.
15. Which one of the following sets contains the bacterial disease only?
A) Hepatitis, influenza, cholera B) Cholera, typhoid, candidiasis C) Tuberculosis, typhoid, cholera D) Tuberculosis, cholera, candidiasis
16. If the cerebellum of a person gets injured, it will have effect on which of the following physiological functions?
A) respiratory ability. B) body movement C) memory function D) smelling power.
Class 12 Biology Model Questions
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