Top 1000+ Solved Biology (GK) MCQ Questions Answer

From 1126 to 1140 of 1657

Q. Soilless agriculture refers to -

a. Hydroponics

b. Hygroponies

c. Sericulture

d. Inter-cropping

  • a. Hydroponics

Q. An organism that transmits disease from one individual to another is called -

a. Hybrid

b. Fragment

c. Vector

d. Clone

  • c. Vector

Q. Which part of the cinchona yields a drug?

a. Pericarp

b. Bark

c. Endosperm

d. Leaf

  • b. Bark

Q. Which of the following is another name for the fish farming revolution?

a. Blue revolution

b. White revolution

c. Yellow revolution

d. Brown revolution

  • a. Blue revolution

Q. Which of the following procedure treats spinal stenosis (stricture)?

a. Laminoplasty

b. Corpectomy

c. Foraminotomy

d. All of the above

  • d. All of the above

Q. Which of the following range of Air Pollutant Index is considered as hazardous?

a. 301-500

b. 201-300

c. 101-200

d. 401-500

  • a. 301-500

Q. DNA shows hyperchromicity on:

a. heating

b. cooling

c. crystallizing

d. replication

  • a. heating

Q. Meibornian glands are located in -

a. Eye

b. Ear

c. Nose

d. Skin

  • a. Eye

Q. Which of the following vitamins are water soluble?

a. Vit. A and Vit. B

b. Vit. B and Vit. C

c. Vit. C and Vit. D

d. Vit. A and Vit. K

  • b. Vit. B and Vit. C

Q. Siderosis is a disease caused by the inhalation of -

a. silica dust

b. iron dust

c. zinc dust

d. coal dust

  • b. iron dust

Q. Which of the following is used as anaesthetics?

a. N2

b. N2O

c. CHI

d. CO2

  • b. N2O

Q. Which organ gets affected in Weirs disease?

a. Liver

b. Lung

c. Heart

d. Kidney

  • d. Kidney

Q. Algal bloom results from –

a. Global warming

b. Salination

c. Eutrophication

d. Biomagnification

  • c. Eutrophication

Q. Which of the following is a Dominant Autosomal Disorder?

a. Albinism

b. Cystic Fibrosis

c. Phenyl Ketorunia

d. Alzheimer's Disease

  • d. Alzheimer's Disease
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