Biology Part 2 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 - Consider the following statements:

1. The identical twins who are born joined together are known as Siamese twins.

2. Siamese twins are very rare case; however, in normal circumstance, they can be separated through surgery.

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 first case that came in public was from Thailand (in 19th century).

Q 2 - Consider the following statements:

1. Skin protects from external injury and also protects from ultraviolet rays.

2. Skin helps in regulating the body temperature and expelling waste products.

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

Skin contains several types of specialized nerve cells responsible for the sense of touch.

Q 3 - The fish respire through …

A - Scales

B - Lungs

C - Gills

D - Nasal cavity

Answer : C

Explanation

N/A

Q 4 - Which among the following correctly defines blood?

A - Connective tissue

B - Epithelial tissue

C - Simply red liquid

D - Red protein

Answer : A

Explanation

Since blood connects the different body systems together and fetch the needed oxygen, nutrients, and hormones; therefore, it is known as connective tissue.

Q 5 - A human ribcage consists of ……… ribs.

A - 16

B - 10

C - 18

D - 24

Answer : D

Explanation

The rib cage is an arrangement of bones.

Q 6 - Which among the following human organs has no blood supply?

A - Cornea (of the eye)

B - Nostril

C - Nail

D - Ear drum

Answer : A

Explanation

N/A

Answer : A

Explanation

According to the cell theory, all organisms are composed of one or more cells, and the cells are the fundamental unit in all living organisms.

Q 8 - Consider the following statements:

1. Cell division is the process by which one parent cell divides into two or more daughter cells.

2. Usually, eukaryote cells get divided by three distinct types of cell division

Choose the correct answer from the given codes:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : A

Explanation

Usually, eukaryote cells get divided by two distinct types of cell division.

Q 9 - Which among the following diseases starts with a single cell, but over period of time, it has unprecedented growth and takes life as well?

A - TB

B - Cancer

C - Alzheimer’s disease

D - AIDS

Answer : B

Explanation

There is as such no permanent treatment of cancer.

Q 10 - Which among the following is popular as sea cow?

A - Seal

B - Manatee

C - Shark

D - Whale

Answer : B

Explanation

Manatee is an herbivorous marine mammal.

Q 11 - ………. Is not a true fruit?

A - Guava

B - Date

C - Grape

D - Plum

Answer : D

Explanation

N/A

Q 12 - How many bones are found in a human skull?

A - 35

B - 22

C - 8

D - 14

Answer : B

Explanation

Among 22 bones, 8 are cranial bones and 14 are facial skeleton bones.

Answer : A

Explanation

Hydroponics is a scientific technique to grow plants in sand, gravel, or liquid without soil.

Q 14 - AIDS, which caused by Human Immunodeficiency Virus (HIV) is a …

A - Arbo virus

B - Lente virus

C - Retro virus

D - Immune virus

Answer : C

Explanation

N/A

Q 15 - One gram of protein provides energy equivalent to …

A - 4 cal

B - 2 cal

C - 3 cal

D - 5 cal

Answer : A

Explanation

N/A

Q 16 - Consider the following statements:

1. Human stomach produces hydrochloric acid.

2. Hydrochloric acid helps in the food digestion.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither I nor 2

Answer : C

Explanation

N/A

Q 18 - Which among the following carries blood from the right ventricle to the lung?

A - Pulmonary artery

B - Pulmonary vein

C - Heart

D - Hepatic artery

Answer : A

Explanation

N/A

Q 19 - Who among the following classified the blood groups?

A - K Landsteiner

B - Russel Wallace

C - Carl Linnaeus

D - Ernst Mayr

Answer : A

Explanation

Landsteiner classified blood into four groups namely A, B, AB, and O.

Q 20 - Consider the following statements:

1. Haemophilia damages the blood clotting function of the body.

2. Haemophilia normally affects male.

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

Haemophilia is a rare disease, which has no permanent cure.


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