AIPMT 2015 Biology Model Test Paper- 7 Practice MCQs Multiple Choice Questions Fully Solved with Answer Key Free

AIPMT All India Pre Medical Test is conducted by CBSE in compliance with the directives of the Hon'ble Supreme Court of India for admissions to 15% seats of Medical/ Dental colleges of India. Some other State Govt university or  institutions also use AIPMT merit list for admission in the Medical Colleges/Dental Colleges against seats under their control. Here we have published model test paper for Biology for practice purpose with objective type MCQs multiple choice questions based on AIPMT previous years question papers.

AIPMT 2015 Biology Model Test Paper - 7

Q.1. In Ornithine cycle, which of the following wastes are removed from the blood ?

A) Urea and urine

B) Ammonia and urea
C) CO2 and ammonia
D) CO2 and urea

Q.2. Telomerase is an enzyme which is a :

A) Repetitive DNA
B) RNA
C) Simple protein
D) Ribonucleoprotein

Q.3. Crop plants grown in monoculture are :

A) Low in yield
B) Free from intraspecific competition
C) Characterised by poor root system
D) Highly prone to pests

Q.4. Montreal protocol which calls for appropriate action to protect the ozone layer from human activities was passed in the year :

A) 1986
B) 1987
C) 1988
D) 1985

Q.5. Two plants can be conclusively said to belong to the same species if they:

A) Have same number of chromosomes
B) Can reproduce freely with each other and form seeds
C) Have more than 90 per cent similar genes
D) Look similar and possess identical secondary metabolities.

Q.6. If you are asked to classify the various algae into distinct groups, which of the following characters you should choose?

A) Chemical composition of the cell wall
B) Types of pigments present in the cell
C) Nature of stored food materials in the cell
D) Structural organization of thallus.

Q.7. Polysome is formed by

A) Ribosomes attached to each other in a linear arrangement
B) Several ribosomes attached to a single mRNA
C) Many ribosomes attached to a strand of endoplasmic reticulum
D) A ribosome with several subunits

Q.8. Carbohydrates are commonly found as starch in plant storage organs. Which of the following five properties of starch (a - e) make it useful as a storage material?
a. Easily translocated
b. Chemical non-reactive
c. Easily digested by animals
d. Osmotically inactive
e. Synthesized during photosynthesis
The useful properties are

A) Both a & e
B) Both b & c
C) Both b & d
D) a, c & e

Q.9. Peripatus is a connecting link between:

A) Mollusca and Echinodermata
B) Annelida and Arthropoda
C) Coelenterata and Porifera
D) Ctenophora and Platyhelminthis

Q.10. T.O. Diener discovered a:

A) Free infectious DNA
B) Infectious protein
C) Bacteriophage
D) Free infectious RNA

Q.11. What is true about RBCs in humans?

A) They carry about 20 − 25 per cent of CO2
B) They transport 99.5 per cent of O2
C) They transport about 80 per cent oxygen only and the rest 20 per cent of it is transported in dissolved state in blood plasma
D) They do not carry CO2 at all

Q.12. The main arena of various types of activities of a cell is:

A) Plasma membrane
B) Mitochondrian
C) Cytoplasm
D) Nucleus

Q.13. Which one of the following statements is correct?

A) Flower of tulip is a modified shoot
B) In tomato, fruit is a capsule
C) Seeds of orchids have oil-rich endosperms
D) Placentation in primose is basal

Q.14. The correct floral formula of chilli is

Q.15. Ribosomal RNA is actively synthesized in

A) Ribosomes
B) Lysosomes
C) Nucleolus
D) Nucleoplasm

Q.16. Which one of the following does not differ in E.coli and Chlamydomonas ?

A) Cell membrane
B) Ribosomes
C) Chromosomal Organization
D) Cell wall

Q.17. Transition state structure of the substate formed during an enzymatic reaction is

A) Transient but stable
B) Permanent but unstable
C) Transient and unstable
D) Permanent and stable

Q.18. A phosphoglyceride is always made up of :

A) Only a saturated fatty acid esterified to a glycerol molecule to which a phosphate group is also attached
B) Only an unsaturated fatty acid esterified to a glycerol molecule to which a phosphate group is also attached
C) A saturated or unsaturated fatty acid esterified to a glycerol molecule to which a phosphate group is also attached
D) A saturated or unsaturated fatty acid esterified to a phosphate group which is also attached to a glycerol molecule

Q.19. Fight-or-flight reactions cause activation of

A) The adrenal medulla, leading to increased secretion of epinephrine and norepinephrene
B) The pancreas leading to a reduction in the blood sugar levels
C) The parathyroid glands, leading to increased metabolic rate
D) The kidney, leading to suppression of reninangiotensin-aldosterone pathway

Q.20. If 20 J of energy is trapped at producer level, then how much energy will be available to peacock as food in the following chain?
Plant → Mice → Snake → Peacock

A) 0.2 J
B) 0.0002 J
C) 0.02 J
D) 0.002 J

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Answer Key: 

Q.1-	C	Q.2-	D	Q.3-	D	Q.4-	B	Q.5-	B
Q.6-	B	Q.7-	B	Q.8-	C	Q.9-	B	Q.10-	D
Q.11-	A	Q.12-	C	Q.13-	A	Q.14-	C	Q.15-	C
Q.16-	A	Q.17-	C	Q.18-	C	Q.19-	A	Q.20-	C

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We have tried our best to present important questions with correct answer key. Any suggestion or update about any erroneous entry or answer is always appreciable. Please comment your score or any suggestion in comment section below.

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