Biology Part 2 Online Quiz

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.

Q 1 - Which among the following cell organelles is known as the suicidal bag?

Answer : C

Explanation

Lysosome contains degradative enzymes, which can kill cell if it comes out from the enclosed membrane.

Q 2 - Consider the following statements:

1. When melanocytes lose the enzymes necessary to produce melanin, hair turns grey.

2. When air bubbles are incorporated into the growing hair, hair turns white.

Choose the correct answer from the codes given below:

Answer : C

Explanation

The texture of hair is influenced by the shape of the hair shaft.

Q 3 - Consider the following statements:

1. Liver, situated on the right side of the stomach, is the largest gland in a human body.

2. Liver is divided into two lobes.

Choose the correct answer from the codes given below:

Answer : C

Explanation

The color of liver is dark brown.

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:

Answer : C

Explanation

N/A

Q 5 - Consider the following statements:

1. Mitochondria are self-replicating organelles that occur in a fixed number.

2. Mitochondria generates energy for the cell.

Choose the correct answer from the given codes:

Answer : B

Explanation

Mitochondria are self-replicating organelles that occur in various numbers.

Q 6 - Consider the following statements:

1. A normal human body contains about 7% blood of total body weight.

2. A woman has more blood than a man.

Choose the correct answer from the codes given below:

Answer : A

Explanation

A woman has about 500 ml less blood than a man.

Q 7 - Consider the following statements:

1. Amoeba is the simplest known unicellular animal.

2. The largest size of an amoeba is about 2.4 mm.

Choose the correct answer from the codes given below:

Answer : A

Explanation

The largest size of an amoeba is about 1 mm.

Q 8 - Consider the following statements:

1. Salivary glands produce saliva that helps to lubricate the food for easier swallowing.

2. Saliva contains antibacterial agents and the enzyme amylase that break down starch.

Choose the correct answer from the codes given below:

Answer : C

Explanation

N/A

Q 9 - Which among the following organs breaks fat and produce cholesterol?

Answer : D

Explanation

N/A

Q 10 - Cattle fish is also known as

Answer : B

Explanation

N/A

Q 11 - . Is not a true fruit?

Answer : D

Explanation

N/A

Q 12 - The small upper part of the human intestine located next to the stomach is known as:

Answer : B

Explanation

N/A

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

Answer : C

Explanation

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

Q 14 - Which among the following does not contain chlorophyll?

Answer : D

Explanation

Fungi release digestive enzymes, which decompose the substance around them.

Q 15 - Thrombosis is

A - Formation of a blood clot in a blood vessel

B - Contagious virus disease

C - Skin disease

D - Heart disease

Answer : A

Explanation

Thrombosis, if not cured on time, may take life.

Q 16 - Which among the following is the longest cell of the human being?

Answer : A

Explanation

N/A

Q 17 - Who among the following first proposed the temperature scale?

A - Fahrenheit

B - Carlo Renaldini

C - Francesco Sagredo

D - Clifford Allbutt

Answer : A

Explanation

Daniel Gabriel Fahrenheit has produced a slightly adjustable temperature scale in 1724.

Q 18 - Which among the following is the most essential requirement for a seed germination?

Answer : B

Explanation

N/A

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

Q 20 - Consider the following statements:

1) Euglena is a prokaryotic organism.

2) Blue-green algae are eukaryotic organisms.

Choose the correct answer from the codes given below:

Answer : A

Explanation

Blue-green algae are prokaryotic in nature.

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