Railway/SSC JE 2019 Biology quiz for Phase I and other railways exams 26/02/2019

26/02/2019

Table of Contents

Railway/SSC JE 2019 Biology quiz for Phase I

Railway/SSC JE Biology quiz for (Phase I), RRB NTPC, SSC various exams and other competitive exams.

Q1. Which is the largest organ in human beings?

(a) Skin

(b) Large Intestine

(d) Liver

Q2. Delonix regia Rafin is the scientific name of –

(a) Banyan

(b) Gulmohar

(d) Chiku

Q3. Which Virus causes Chicken Pox?

(a) Rubella Virus

(b) Varicella zoster virus

(d) Variola Virus

Q4. Yellow fever is a disease spread through which of the following?

(a) Flies

(b) Mosquito

(d) Cockroach

Q5.Which of the following organisms does not fit into the Cell Theory?

(a) Bacteria

(b) Virus

(d) Plants

Q6. Which drug is used as an Anti-Inflammatory?

(a) Metformin

(b) Diazepam

(d) Prednisone

Q7. Prothrombin, responsible for clotting of blood is produced in _____.

(a) Small Intestine

(b) Liver

(d) Heart

Q8. Acacia arabica is the scientific name of –

(a) Neem

(b) Teak

(d) Pomegranate

Q9.Ferns belong to which division of plants?

(a) Gymnosperms

(b) Angiosperms

(d) Pteridophyta

Q10.Who invented Antibiotics?

(a) Joseph Lister

(b) William Harvey

(d) Alexander Fleming

Solution

Ans.1.(a)

Exp. The skin is the largest organ of the body, with a total area of about 20 square feet. The skin protects us from microbes and the elements, helps regulate body temperature, and permits the sensations of touch, heat, and cold.

Ans.2.(b)

Exp. Delonix regia Rafin is the scientific name of Gulmohar.

Ans.3.(b)

Exp. Chickenpox, also known as varicella, is a highly contagious disease caused by the initial infection with varicella zoster virus (VZV).

Ans.4.(b)

Exp. The disease is caused by the yellow fever virus and is spread by the bite of an infected female mosquito. It infects only humans, other primates, and several species of mosquitoes.

Ans.5.(b)

Exp. Cell theory is not applicable on Viruses. They are made up of proteins and one of nucleic acids i.e. DNA or RNA. So they lack protoplasm, the essential part of the cell.

Ans.6.(d)

Exp. Prednisone drug is used as an Anti-Inflammatory drug. It is used to treat a number of different conditions, such as inflammation (swelling), severe allergies, adrenal problems, arthritis, asthma, blood or bone marrow problems, endocrine problems, eye or vision problems, stomach or bowel problems, lupus, skin conditions, kidney problems, ulcerative colitis, and flare-ups of multiple sclerosis.

Ans.7.(b)

Exp. Prothromnin is a plasma protein produced in the liver in the presence of vitamin K and converted into thrombin in the clotting of blood.

Ans.8.(c)

Exp. Acacia arabica is the scientific name of Babul.

Ans.9.(d)

Exp. Ferns belong to Pteridophyta division of Plants.

Ans.10.(d)

Exp. Antibiotics also called antibacterials, are a type of antimicrobial drug used in the treatment and prevention of bacterial infections. Alexander Fleming invented Antibiotic.