Biology MCQ

 1.

Which among the following diseases is characterized by “complete loss of memory”?

[A] Amnesia
[B] Schizophrenia
[C] Alzheimer’s disease
[D] Parkinson’s disease

Answer: A [Amnesia ]

2.In which among the following organ, “Bowman’s Capsule” is found?

[A] Liver
[B] Kidney
[C] Heart
[D] Small intestine

Answer: B [Kidney]

3.Ripening of fruits is because of which among the following plant hormones?

[A] Auxin
[B] Ethylene
[C] Gibberellins
[D] Carins

Answer: B [Ethylene]

4.The plant hormone Auxin is basically a ___?

[A] Weak Organic Acid
[B] Weak Inorganic Acid
[C] Weak Organic base
[D] Gaseous compound of carbon

Answer: A [Weak Organic Acid]

5.Which among the following glands secrets Adrenocorticotrophic Hormone?

[A] Adrenal
[B] pancreas
[C] pituatry
[D] Thyriod

Answer: C [pituatry]

6.MON 863 is a genetically engineered variety of which among the following?

[A] Soya Bean
[B] Maize
[C] Rice
[D] Tomato

Answer: B [Maize]

7.Bile is secreted by which of the following cells?

[A] Hepatocytes
[B] Brown Fat Cells
[C] Lymphocytes
[D] Somatocytes

Correct Answer: A [Hepatocytes]

Notes:
Bile is secreted by Hepatocytes. It is a complex aqueous secretion that originates from hepatocytes. It is modified distally by absorptive and secretory transport systems in the bile duct epithelium.

8.Meningitis is a disease which is characterized by inflammation of meninges , the covering that lie over the brain and spinal chord is caused by _______ ?

[A] Bacteria
[B] Virus
[C] Protozoa
[D] Fungi

Answer: A [Bacteria

9.Dengue which is found in tropical and subtropical regions around the world is a mosquito borne disease and caused by a _________?

[A] Bacteria
[B] Virus
[C] Fungi
[D] Protozoan

 Answer: B [Virus]

10. Down Syndrome is also known as:

[A] Edwards syndrome
[B] Patau syndrome
[C] Mongolism
[D] None of the above

Answer: C [Mongolism]

11.Skin works as a respiratory organ in which of the following Animals ?

[A] Cockroach
[B] Frog
[C] Whale
[D] Dog Fish

Answer: B [Frog]

12.Which of the following Kingdom represents bacteria?

[A] Monera
[B] Protista
[C] Protozoa
[D] Metazoa

Answer: A [Monera]

13.Hepatitis A which is the most common cause of jaundice in young people is an infection of liver by ________?

[A] Bacteria
[B] Virus
[C] Amoeba
[D] Prortozoan

Answer: B [Virus]

14.Polycythaemia is a disease related to _______?

[A] Red Blood Cells
[B] White Blood Cells
[C] Blood Serum
[D] None of the above

Answer: A [Red Blood Cells]

15.Among Globulin, Albumin, Glutein and collagen which protein is abundant in Eggs?

[A] Globulin
[B] Collagen
[C] Albumin
[D] Thaimine

Answer: C [Albumin]

16.The name of Karl Landsteiner is associated with the discovery of which of the following ?

[A] Human Endocrine System
[B] Human Blood Groups
[C] Vitamin B Group
[D] Proteins

Answer: B [Human Blood Groups]

17.The shape of Vibrio bacteria is ________?

[A] Comma Shaped
[B] Dot shaped
[C] Clusters
[D] Sticks

Answer: A [Comma Shaped]

18.Which among the following makes the Cornea Transplantation easy and used more widely ?

[A] Cornea are easily available
[B] Cornea does not link up with blood vessels
[C] both of the above reasons
[D] none of the above

Answer: B [Cornea does not link up with blood vessels]

19.The reverse osmosis is the process of forcing a solvent from a region of high solute concentration through a membrane to a region of low solute concentration by applying a pressure on ________?

[A] Concentrated solution
[B] Dilute solution
[C] Membrane
[D] None of the above

Answer: A [Concentrated solution]

20.The enzyme Nitrite reductase has which of the elements as its constituent ?

[A] Molybdenum
[B] Copper
[C] Iron
[D] Zinc

Answer: A [Molybdenum]