- Biology - Home
- Biology - Classification of Organisms
- Biology - Cell Division
- Biology - Virus
- Biology - Bacteria
- Biology - Fungi
- Biology - The Roots
- Biology - The Plant Stem
- Biology - The Plant Leaf
- Biology - The Flowers
- Biology - The Fruit
- Biology - Plant Diseases
- Biology - The Blood
- Biology - Blood Group
- Biology - Human Brain
- Biology - Skeleton System
- Biology - Endocrine System
- Biology - Endocrine Diseases
- Biology - Carbohydrate
- Biology - Proteins
- Biology - Fats
- Biology - Vitamins
- Biology - Minerals
- Biology - Genetic Terminology
- Organisms & their Chromosome Counts
- Biology - Viral Diseases
- Biology - Bacterial Diseases
- Branches of Biology
- Inventions & Discoveries in Biology
- Nobel Prize in Biology
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 - In reference to cold-blooded animals, choose the correct statement?
A - Animals with blood without haemoglobin
B - Animals which are not violent
C - Animals whose body temperature always remains constant
D - Animals whose body temperature varies according to the temperature of the atmosphere
Answer : D
Explanation
Cold-blooded animals body temperature is changeable depending on their surroundings. They are warm when their surrounding is warm and cold when their surrounding is cold.
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 - In reference of carrot, choose the correct statement:
A - Main root is modified for the food storage
B - Main stem is modified for the food storage
Answer : A
Explanation
N/A
Answer : B
Explanation
The fern has normally 630 pairs of chromosomes per cell.
Q 5 - Consider the following statements:
1. Rh factor is an agglutinogen found in RBCs and known as Rh+.
2. People who do not have Rh factor antigen in their blood are known as Rh-.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 6 - Consider the following statements:
1. The plant diseases that causes sudden death of leaves is known as blight.
2. Algae is the lowest aquatic green plants of thallophytic group.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 7 - If the blood group of a husband is AB and wifes B, then which one of the following blood group is not possible in their offspring?
Answer : D
Explanation
N/A
Answer : A
Explanation
N/A
Q 9 - Which among the following plants has some parts fatty or thicken?
Answer : D
Explanation
The thicken or fatty parts of the plant actually store water for the future use.
Q 11 - Who among the following first discovered bacteria?
Answer : C
Explanation
In 1676, bacteria were first discovered by the Dutch microscopist Antonie van Leeuwenhoek.
Answer : A
Explanation
N/A
Q 13 - Which among the following fungi appears on the barks of the plants?
Answer : A
Explanation
N/A
Q 14 - Consider the following statements:
1. The respiratory gases and nutrient molecules are carried by an intricate network of blood vessels.
2. The network of blood vessels follows continuous circuits from the heart through arteries, capillaries, and veins back to the heart.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Answer : C
Explanation
20 teeth are of such kind that uprooted and develop again.
Q 16 - The first evidence of Neanderthal fossil was discovered in
Answer : C
Explanation
Neanderthal fossils (particularly skulls) were first discovered in the Engis Caves, Belgium.
Q 17 - Which among the following correctly defines the term paleontologist?
A - The scientist who studies fossils
B - The scientist who studies evolution of the earth
C - The scientist who studies evolution of the life
D - The scientist who studies the different characteristics of rocks
Answer : A
Explanation
N/A
Q 18 - Which among the following glands directly discharge its enzyme into the blood stream?
Answer : B
Explanation
N/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 - Which among the following enzymes converts lactose to glucose?
Answer : D
Explanation
Sucrase is produced in intestinal glands.