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Biology GK Quiz and Answers

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Q :  

Gir, Sahiwal and Lal Singhi are its different breeds?

(A) cow

(B) Sheep

(C) Goat

(D) Buffalo

Correct Answer : A
Explanation :

The different breeds mentioned—Gir, Sahiwal, and Lal Singhi—are associated with:

(A) Cow

Explanation:

Gir, Sahiwal, and Lal Singhi are breeds of cows (cattle). These breeds are known for their distinct characteristics, including milk production, adaptability to specific environments, and other traits that make them well-suited for various agricultural purposes. Therefore, the correct answer is (A) Cow.


Q :  

Which of the following kits is a social animal?

(A) Bee

(B) Mosquito

(C) Bur

(D) Domestic fly

Correct Answer : A
Explanation :

The social animal among the options is:

(A) Bee

Explanation:

Bees are known for their highly organized and social behavior. They live in colonies where individuals have specific roles such as workers, drones, and a queen. They communicate with each other, work together for the common good of the colony, and have a complex social structure. In contrast, mosquitoes, bur (assuming it refers to burrowing animals), and domestic flies are not typically considered social animals in the same way as bees. Bees, especially honeybees, are well-known for their intricate social organization and cooperation within the colony.


Q :  

Poultry is a foreign breed of bird with a capacity to lay more eggs.

(A) White leghorn

(B) Broiler

(C) White Cornish

(D) New Hemisphere

Correct Answer : A
Explanation :

The option that represents a foreign breed of bird known for its capacity to lay more eggs is:

(A) White Leghorn

Explanation:

White Leghorn is a breed of chicken that originated in Italy but is widely used in many countries, including as a popular egg-laying breed in poultry farming. Leghorns are known for their prolific egg production, making them a common choice for commercial egg production.

The other options:

Broiler refers to chickens raised for meat.

White Cornish is a breed known for its meat qualities.

"New Hemisphere" does not appear to refer to a specific poultry breed.

So, the correct answer is (A) White Leghorn.


Q :  

Which of the following is not a seafood fish of India?

(A) Surmai

(B) Udanmin

(C) Echinoderms

(D) Hilsa

Correct Answer : C
Explanation :

The option that is not a seafood fish of India is:

(C) Echinoderms

Explanation:

Echinoderms, such as sea cucumbers and starfish, are not fish. They belong to a different phylum (Echinodermata) and are not typically consumed as seafood fish.

On the other hand:

Surmai is a type of kingfish and is a seafood fish commonly found in Indian waters.

Udanmin appears to be a misspelling, and without clarification, it's not clear what specific fish it refers to.

Hilsa is a type of herring and is a well-known and widely consumed seafood fish in India.

Therefore, the correct answer to the question is (C) Echinoderms.


Q :  

The main function of epithelial tissue is?

(A) Convection

(B) generation

(C) Defense

(D) emissions

Correct Answer : C
Explanation :

The main function of epithelial tissue is:

(C) Defense

Explanation:

Epithelial tissue serves as a protective covering for the body and its organs. It acts as a barrier that helps prevent the entry of pathogens and other harmful substances. Epithelial cells are tightly packed and form continuous sheets, providing a protective layer on the body surfaces, both internal and external. This protective function is essential for defending the body against infections and maintaining its integrity. Therefore, option (C) Defense is the correct answer.


Q :  

Common name of Ascaris is?

(A) Pinworm

(B) Shipworm

(C) Roundworm

(D) tapeworm

Correct Answer : C
Explanation :

The common name of Ascaris is:

(C) Roundworm

Ascaris is a genus of parasitic roundworms, and the common name "roundworm" is often used to refer to these worms. Ascaris lumbricoides is a species of roundworm that commonly infects the intestines of humans. So, the correct answer is (C) Roundworm.



Q :  

Pneumatic bones are found in it?

(A) Whale

(B) Snake

(C) Peacock

(D) Dolphin

Correct Answer : C
Explanation :

Pneumatic bones, which are bones that are hollow and filled with air sacs, are typically found in birds. The purpose of pneumatic bones is to reduce the overall weight of the bird, aiding in flight.

Among the options provided:

(C) Peacock

Birds like peacocks, being avians, have pneumatic bones. So, the correct answer is (C) Peacock.


Q :  

It causes clotting of blood – 

(A) Thrombin

(B) Hemoglobin

(C) Pectin

(D) All of the above

Correct Answer : A
Explanation :

The substance that causes the clotting of blood is:

(A) Thrombin

Thrombin is an enzyme that plays a crucial role in the blood clotting process. It is responsible for converting fibrinogen, a soluble plasma protein, into insoluble fibrin threads. These fibrin threads form a mesh that helps in the clotting of blood, particularly at the site of injury or wound. Therefore, option (A) Thrombin is the correct answer.


Q :  

Penicillin is obtained from? 

(A) Algae

(B) Fungus

(C) Yeast

(D) Lichen

Correct Answer : B
Explanation :

Penicillin is obtained from fungi, specifically a group of molds known as Penicillium. The discovery of penicillin, one of the first widely used antibiotics, is credited to Sir Alexander Fleming in 1928. Fleming observed that the mold Penicillium notatum produced a substance that could inhibit the growth of bacteria. This substance was later named penicillin and became a groundbreaking antibiotic in the field of medicine, revolutionizing the treatment of bacterial infections. Therefore, the correct answer is (B) Fungus.


Q :  

Which of the following are the sweetest sugars? 

(A) Fructose

(B) Maltose

(C) Sucrose

(D) Glucose

Correct Answer : A
Explanation :

Fructose is often regarded as the sweetest sugar among the options provided. It is a natural sugar found in fruits, honey, and some vegetables. Fructose is sweeter than glucose, sucrose (which is a combination of glucose and fructose), and maltose. Due to its high sweetness level, fructose is commonly used as a sweetener in various food products and beverages.


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