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 - Arrange the following in the correct increasing order of pH that found in the human body:

A - Gastric Juice, blood, saliva

B - Blood, saliva, gastric juice

C - Saliva, blood, gastric juice

D - Gastric juice, saliva, blood

Answer : A

Explanation

N/A

Q 2 - Which among the following is the causal factor of anemia?

A - Deficiency of folic acid

B - Deficiency of vitamin A

C - Deficiency of WBCs

D - Deficiency of RBCs

Answer : A

Explanation

Deficiency of Red Blood Cells (or Hemoglobin) is the leading cause of anemia.

Q 3 - Consider the following statements:

1. Plant cells normally have regular shapes.

2. Plant cells look like cubes or bricks, which normally keep changing.

Choose the correct answer from the given codes:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : A

Explanation

Plant cells look like cubes or bricks, which normally do not change.

Q 4 - Consider the following statements:

1. The pulmonary artery is the only artery that carries impure blood to the lungs from the heart.

2. The pulmonary vein is the only vein that carries pure blood again to the heart from the lung.

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

N/A

Q 5 - Consider the following statements:

1. Rh factor was discovered by Landsteiner and A S Wiener in 1940.

2. Rh factor, primarily found in the monkey.

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

N/A

Q 6 - The lichen is formed with the mutual combination of two species namely …….

A - Fungi and Bacteria

B - Algae and Bacteria

C - Bacteria and virus

D - Fungi and algae

Answer : D

Explanation

Most of the lichen is composed of fungi and algae.

Q 8 - Which among the following elements fills color in the flower?

A - Chloroplast

B - Melanin

C - Phytochrbmes

D - Anthocyanins

Answer : D

Explanation

Anthocyanins are water-soluble vacuolar pigments.

Q 9 - Wisdom teeth generally grow during the age of ……

A - 10 - 15 years

B - 15 - 30 years

C - 35 - 45 years

D - 45 - 50 years

Answer : B

Explanation

N/A

Q 10 - The AIDS virus affects the growth of …

A - WBC

B - RBCs in blood

C - T cells in blood

D - Haemoglobin

Answer : C

Explanation

AIDS is acquired immune deficiency syndrome.

Q 11 - Eye is an organ that is known as …

A - Photoreceptors

B - Phonoreceptor

C - Thigmoreceptor

D - Rheoreceptor

Answer : A

Explanation

N/A

Q 12 - The overdose of …………… causes liver diarrhea.

A - Vitamin A

B - Vitamin B1

C - Vitamin B5

D - Vitamin B3

Answer : C

Explanation

The overdose of B5 also causes nausea and heartburn.

Q 13 - Which among the following unicellular algae is used to supply and regulate the oxygen in the space research?

A - Ulothrix

B - Spirogyra

C - Chlorella

D - Odogonium

Answer : C

Explanation

Chlorella pyrenoidosa a species of green algae which plays a key role in space research.

Q 14 - Consider the following statements:

1. Blood without oxygen looks bluish, but after passing through the lungs it turns red.

2. When haemoglobin binds O2 blood turns red.

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

N/A

Q 15 - In respect to brain consider the following statements:

1. Cerebellum regulates muscular movement of locomotion.

2. Medulla oblongata controls involuntary actions.

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

Medulla oblongata is the lowermost part of the brain.

Answer : D

Explanation

Kyoto Protocol is an international treaty that took place on December 11, 1997.

Q 17 - Which among the following contains the richest amount of ascorbic acid?

A - Pineapple

B - Banana

C - Carrot

D - Guava

Answer : D

Explanation

N/A

Answer : C

Explanation

The animals like dogs, cats, guinea pigs, etc. have coloring pattern on their bodies.

Q 19 - In a plant, the major function of phloem tissue is ……….

A - To transport food

B - Conduction of water

C - To provide mechanical strength

D - To assist in cell division

Answer : A

Explanation

N/A

Answer : D

Explanation

It is lower knee muscle.


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