Biology Part 1 Online Quiz


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Following quiz provides Multiple Choice Questions (MCQs) related to Biology. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 - Match the following:

DiseaseOrganism

a) Cholera1. Bacterium

b) Mumps2. Fungus

c) Ringworm3. Protozoa

d) Sleeping sickness4. Virus

Choose the correct answer from the codes given below:

abcd

A - 1423

B - 1243

C - 3421

D - 3241

Answer : A

Explanation

N/A

Q 2 - There are …………. muscles in a human body.

A - 720

B - 640

C - 208

D - 340

Answer : B

Explanation

The number of muscles in a human body varies between 640 and 850.

Q 3 - Consider the following statements:

1. The main function of lung is to purify the blood and supply oxygen.

2. The entire blood get washed through the lungs about once in every minute.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : B

Explanation

N/A

Q 4 - Consider the following statements:

1. The bone in the human body consists of 80% solid materials and 20% water.

2. The solid materials in bone is largely derived from cartilage.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

The bones are hard because of the impregnation of salts including carbonates and phosphates of lime.

Q 5 - Who among the following is known as the father of Antibiotics?

A - Alexander Fleming

B - Carolus Linnaeus

C - Karl Ernst von Baer

D - Stephen Hales

Answer : A

Explanation

Alexander Fleming, a Scottish biologist, pharmacologist and botanist is known as the father of antibiotics.

Q 6 - When the bark of a tree is removed in a circular manner near its base, the tree dries up soon because …

A - Water from soil cannot rise to the upper parts

B - Roots do not get energy

C - Tree is infected by microbes

D - Roots do not get oxygen for respiration

Answer : A

Explanation

N/A

Q 7 - Which among the following elements or ions is important in small quantities for the development of healthy teeth but causes mottling of the teeth if taken in higher quantities?

A - Sodium

B - Chloride

C - Fluoride

D - Magnesium

Answer : C

Explanation

Answer : A

Explanation

It is thigh muscle.

Q 9 - Which among the following elements is an essential for the transmission of impulses in the nerve fiber?

A - Calcium

B - Magnesium

C - Sodium

D - Zinc

Answer : A

Explanation

N/A

Q 10 - Which among the following branches of botany studies timing of germination?

A - Phenology

B - Paleobotany

C - Palynology

D - Plant pathology

Answer : A

Explanation

N/A

Q 12 - Which among the following is the branch of science that studies heart?

A - Cytology

B - Cardiology

C - Pathology

D - Nephrology

Answer : B

Explanation

N/A

Q 13 - Which among the following branches of botany studies with the plant diseases?

A - Phenology

B - Paleobotany

C - Palynology

D - Plant pathology

Answer : D

Explanation

N/A

Q 14 - In an animal cell, the most abundant inorganic constituent of protoplasm is …

A - Phosphate

B - Iron

C - Water

D - Sodium and Potassium

Answer : C

Explanation

N/A

Q 15 - Who among the following first discovered the blood transfusion?

A - Jean Baptiste Denys

B - Robert Koch

C - Klebs and Loffler

D - William Einthoven

Answer : A

Explanation

Jean Baptiste Denys was a French physician who performed the first fully documented human blood transfusion.

Q 16 - Which among the following is comparatively less harmful to the environment and does not have global impact?

A - CFC

B - CO and CO2

C - HCFC

D - Methane

Answer : D

Explanation

The chemical formula of methane is CH4.

Answer : A

Explanation

Bovine Spongiform Encephalopathy is also known as mad cow disease.

Q 18 - The ……………... is not a good source of nutritional calcium.

A - Rice

B - Ragi

C - Skimmed milk

D - Egg

Answer : C

Explanation

When all the cream is removed from the milk, it is known as skimmed milk.

Q 19 - Consider the following statements:

1. Gastric juice contains hydrochloric acid and enzymes.

2. Hydrochloric acid kills bacteria present in food and enzymes help in digestion.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

Gastric juice is produced in the stomach.

Q 20 - Consider the following statements:

1. Cells are of two types, eukaryotic and prokaryotic.

2. Plants consist eukaryotic cells and animals consist prokaryotic cells.

Choose the correct answer from the given codes:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : A

Explanation

Prokaryotes are single-celled, while eukaryotes can be either single-celled or multicellular.

biology_part1_online_quiz.htm
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