MCAT Practice Test - Page 1
Instructions: Read the instructions carefully before attempting the test.
- Test consists of sections: Biology, Physics, and Chemistry.
- Each MCQ has four options (A, B, C, D). Select only one option. Each correct response gets 1 mark.
- The answers are given for your help. The answers will open on a new page to easily check answers while attempting the questions.
1. BIOLOGY
1. When food passes through alimentary canal, the proteins are digested in:
A. Mouth, stomach and duodenum
B. Stomach, pancreas and caecum
C. Stomach, duodenum and ileum
D. Duodenum, ileum and liver
2. Which blood vessel carries absorbed food material from intestine to the liver?
A. Vena cava
B. Hepatic artery
C. Hepatic vein
D. Hepatic portal vein
3. Which two elements are needed for the production of chlorophyll:
A. Phosphorus and Sulfur
B. Chlorine and Copper
C. Magnesium and Iron
D. Calcium and Phosphorus
4. When a person faces an unexpected threat, which hormone is activated as a defensive response?
A. Cortisone
B. Androgens
C. Adrenaline
D. Noradrenaline
5. The information coded on the mRNA is decoded into:
A. Fats
B. Proteins
C. Amino acids
D. Carbohydrates
6. All of the following plants have a life history that includes alternation of generations, except:
A. Liverwort
B. Horsetail
C. Spirogyra
D. Moss
7. Milk produced initially by the mammary glands contains special lymph-like fluid that is called:
A. Amniotic fluid
B. Colostrum
C. Pleural fluid
D. Serum
8. If a man having blood group AB marries a woman who is heterozygous for blood group, what is the probability of their first child having blood group B?
A. 100%
B. 50%
C. 25%
D. 0%
9. The ‘Synapse’ is a:
A. Part of neuron
B. Part of axon
C. Chemical impulse
D. Gap between neurons
10. The under-secretion of parathormone causes:
A. Decrease in blood phosphorus level
B. Decrease in blood calcium level
C. Increase in blood phosphorus level
D. Increase in blood calcium level
11. Which of the following must be present in human diet to prevent thyroxin deficiency?
A. Iron
B. Calcium
C. Iodine
D. Phosphorus
12. The heart of majority of reptiles has:
A. Three chambers
B. Four chambers
C. Six chambers
D. Five chambers
13. Which of the following glands is known as “master gland”?
A. Thyroid
B. Pituitary
C. Islets of Langerhans
D. Adrenal
14. The sexual reproduction in Rhizopus is:
A. Anisogamous
B. Conjugation
C. Oogamous
D. Oogamous and anisogamous
15. If a person having Rh-negative blood is given Rh-positive blood by mistake, it will stimulate formation of:
A. Rh-antigens
B. Blood clots
C. Rh-antibodies
D. None of them
16. The breathing system of birds is efficient due to:
A. Gills
B. Trachea
C. Air sacs
D. Book lungs
17. Spiders can be distinguished from insects because they have:
A. Two antennae
B. Eight legs
C. Jointed legs
D. Separated head, thorax, and abdomen
18. Besides calcium, the mammalian skeleton also stores a huge amount of:
A. Phosphorus
B. Sulfur
C. Iron
D. Nitrogen
19. The pigment in Blue-green algae that distinguishes it from other algae is:
A. Chlorophyll-a
B. Phycobilin
C. Chlorophyll-b
D. Xanthophylls
20. An example of discontinuous variation is reflected by:
A. Height
B. Intelligence
C. Blood group
D. Weight