Biology Part 1 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 human organs does not grow since birth?

Answer : A

Explanation

Since birth to death, eye does not grow.

Q 2 - Which among the following is an ideal weight of the brain in an adult?

Answer : C

Explanation

The average weight of brain in an adult is about 2% of his/her total body weight.

Q 3 - Which among the following correctly defines the Pellagra?

Answer : A

Explanation

N/A

Q 4 - . term is used in Botany

Answer : D

Explanation

Biennial is term used for those plants that take two years to complete its biological lifecycle.

Q 5 - Which of the following glands secrete tears?

Answer : A

Explanation

N/A

Q 6 - How many bones are there in a newborn child approximately?

Answer : C

Explanation

A new born baby has about 270 bones.

Q 7 - Which among the following pairs is correctly matched?

A - Diphtheria, Pneumonia and Leprosy: Genetic

B - AIDS, Syphilis and Gonorrhoea: Bacterial

C - Colour blindness, Haemophilia & Sickle cell Anemia: Sex linked

D - Polio, Japanese B encephalitis and Plague: Viral

Answer : C

Explanation

N/A

Q 8 - Niacin is the chemical name of

Answer : C

Explanation

N/A

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

Answer : A

Explanation

N/A

Q 10 - Which among the following is an ideal condition for the seeds preservation?

A - Hot and dry condition

B - Cold and wet condition

C - Cold and dry condition

D - Hot and wet condition

Answer : C

Explanation

N/A

Q 11 - Consider the following statements:

1. Plants synthesize carbohydrates from carbon dioxide and water by photosynthesis process.

2. Plants store the absorbed energy internally, normally, in the form of starch or lipids.

Choose the correct answer from the given codes:

Answer : C

Explanation

N/A

Q 12 - The overdose of causes liver diarrhea.

Answer : C

Explanation

The overdose of B5 also causes nausea and heartburn.

Q 13 - The edible part of pear is known as

Answer : D

Explanation

N/A

Q 14 - The edible part of the coconut is known as

Answer : C

Explanation

N/A

Q 15 - Which among the following drugs increase speech and physical activity?

Answer : A

Explanation

Amphetamines promotes alertness.

Q 16 - Which among the following activities is directly and exclusively responsible for the global warming?

A - Establishment of Nuclear plants

B - Forest fire

C - Greenhouse effect

D - Faulty farming practice

Answer : C

Explanation

N/A

Q 17 - Which among the following elements are normally present in all proteins?

1) Carbon

2) Hydrogen

3) Oxygen

4) Nitrogen

Choose the correct answer from the codes given below:

Answer : D

Explanation

N/A

Q 18 - Which among the following is the richest source of vitamin A?

Answer : B

Explanation

Sweet potato, carrot, green leafy, etc. are the rich source of vitamin A.

Q 19 - Which among the following is the most dangerous fish?

Answer : A

Explanation

Most likely payara is the most dangerous fish and popular as vampire fish.

Q 20 - Consider the following statements:

1. Chlorosis is a disorder which affects a plants ability to form chlorophyll.

2. Chloroplast are colored plastids containing pigments other than chlorophyll.

Choose the correct answer from the codes given below:

Answer : C

Explanation

Chloroplast gives color to flower and fruits.

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