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

Answer : B

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 4 - Consider the following statements:

1. Blood pressure is measured in a large artery of the arm, known as branchial artery.

2. The instrument that measures blood pressure is known as sphygmomanometer.

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 diastolic pressure is always lower than the systolic pressure.

Q 5 - Consider the following statements:

1. The best-known role of proteins in the cell is as enzymes.

2. Enzymes catalyze chemical reactions.

Choose the correct answer from the given codes:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

Enzymes are generally highly specific and accelerate only one or a few chemical reactions.

Q 6 - Consider the following statements:

1. RBCs are also known as ‘erythrocytes.’

2. RBCs, which are of disc-shape, can be seen only through microscope.

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 7 - Which among the following medicine of epilepsy is extracted from the lichen?

A - Leconera

B - Rosella

C - Indocarpon

D - Permalia

Answer : D

Explanation

N/A

Q 8 - Which among the following is the hardest substance of the body?

A - Enamel (of teeth)

B - Back bone

C - Skull

D - Nail

Answer : A

Explanation

N/A

Q 9 - In reference to fertilizer, consider the following statements:

1. It supplies nutrients to the plants.

2. It kills the pests.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : A

Explanation

Fertilizer does not kill pests.

Q 10 - The appendixes of rabbit and horse are …

A - Small

B - Helps in digestion of cellulose

C - Very large

D - Store food

Answer : B

Explanation

N/A

Q 11 - Which among the following is the correct sequence of the different phases of the mitotic division?

1. Metaphase

2. Anaphase

3. Prophase

4. Telophase

Choose the correct answer from the codes given below:

A - 2, 1,3,4

B - 1,3, 4, 2

C - 3,2,1,4

D - 3,1,2,4

Answer : D

Explanation

N/A

Q 12 - A mushroom is a …

A - Fungi

B - Lichens

C - Algae

D - Ferns

Answer : A

Explanation

A mushroom is a fleshy, spore-bearing fruiting body of a fungus.

Q 13 - Which among the following organs of the human body collects carbohydrate in the form of glycogen?

A - Intestine

B - Stomach

C - Pancreas

D - Liver

Answer : D

Explanation

N/A

Q 14 - Which among the following is used in the preparation of double bread?

A - Ecomycota

B - Zygosachhromicez

C - Sachhromicezcerviici

D - Hyphomycetes

Answer : C

Explanation

Saccharomyces cerevisiae, which is a species of yeast, is used in the preparation of double bread.

Q 15 - Which among the following birds can fly backward?

A - Eagle

B - Hummingbird

C - Crow

D - Nightingale

Answer : B

Explanation

Hummingbirds are small and colorful birds with iridescent feathers.

Q 16 - Which among the following colors correctly defines the ozone gas?

A - Light green

B - White

C - Deep yellow

D - Pale blue

Answer : D

Explanation

Ozone’s chemical formula is O3 as it is made up 3 oxygen atoms.

Q 17 - Which among the following is not a hormone?

A - Insulin

B - Haemoglobin

C - Oxytocin

D - Calcitonin

Answer : B

Explanation

Haemoglobin is iron-containing oxygen-transport metalloprotein in the red blood cells.

Q 18 - The deficiency of …………… causes rickets.

A - Vitamin C

B - Vitamin D

C - Vitamin E

D - Vitamin K

Answer : B

Explanation

Vitamin D is readily available in fish and eggs.

Q 19 - Which among the following structures of plant is responsible for transpiration?

A - Xylem

B - Root

C - Stomata

D - Bark

Answer : C

Explanation

Stomata are the tiny opening or pores those are used for gas exchange.

Q 20 - Which among the following enzymes converts lactose to glucose?

A - Erepsin

B - Maltase

C - Lactase

D - Sucrase

Answer : D

Explanation

Sucrase is produced in intestinal glands.


biology_part1_online_quiz.htm

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