R4RIN – MCQs, Mock Tests | General Science General Science Biology MCQs Set 2

Snakes, turtle, lizards and crocodiles falls under which category of animals?

1. Amphibian
2. Pisces
3. Reptiles
4. Aves

✅ Correct Answer: 3

Pace maker is associated with which of the following body organs?

1. Liver
2. Brain
3. Heart
4. Lungs

✅ Correct Answer: 3

Which blood group is universal acceptor?

1. O+
2. AB+
3. AB-
4. O-

✅ Correct Answer: 2

Which of the following is the largest gland in human body?

1. Thyroid
2. Kidney
3. Liver
4. Pancreas

✅ Correct Answer: 3

What is full form of BOD?

1. Biological Oxygen Deficit
2. Biological Oxygen Difference
3. Biological Oxygen Demand
4. Biological Oxygen Distribution

✅ Correct Answer: 3

Which of the following bacteria is responsible for the formation of curd?

1. Yeast
2. Lycopodium
3. Lacto-bacillus
4. Fungus

✅ Correct Answer: 3

How many pairs of ribs are there in human body?

1. 12
2. 13
3. 6
4. 14

✅ Correct Answer: 4

Which of the following is the basic chemical building block of natural rubber obtained from trees?

1. Acetylene
2. Isoprene
3. Vinyl chloride
4. None of the above

✅ Correct Answer: 2

Anaemia is caused because of deficiency of which of the following?

1. Cobalt
2. Iron
3. Sodium
4. Calcium

✅ Correct Answer: 2

Which of the following functions is performed by the kidneys in the human body?

1. Transportation
2. Excretion
3. Respiration
4. Digestion

✅ Correct Answer: 2

Photosynthesis takes place in the presence of chlorophyll and which other substance?

1. Water
2. Nutrients
3. Sunlight
4. Carbon dioxide

✅ Correct Answer: 3

Which of the following are longest cells of human body?

1. Epethelial cells
2. Pancreatic cells
3. Nerve cells
4. Epidermal cells

✅ Correct Answer: 3

In how many parts is the human brain divided?

1. 2
2. 4
3. 3
4. 5

✅ Correct Answer: 3

What is study of fungus Known as?

1. Phrenology
2. Physiology
3. Biology
4. Mycology

✅ Correct Answer: 4

Which Indian state is going to launch Operation Durachari in order to keep a check on crime against women?

1. Uttar Pradesh
2. Bihar
3. Rajasthan
4. Karnataka

✅ Correct Answer: 1

Which organisation has launched Kritagya Hackathon?

1. ICAR
2. NHAI
3. FSSAI
4. DRDO

✅ Correct Answer: 1

Recently, the acquisition of controlling stake in the Mumbai Airport by Adani group has been approved by which authority?

1. Supreme Court of India
2. Ministry of Finance
3. Competition Commission of India
4. National Administrative Tribunal

✅ Correct Answer: 3

For which of the following diseases first successful vaccination was devloped (it is caused by Variola virus)?

1. Cow pox
2. Chicken pox
3. Small pox
4. Polio

✅ Correct Answer: 3

From the point of view of evolution of living organisms, which of the following set of animals is a correct sequence of evolution?

1. Whale, Kangaroo, Echidna
2. Echidna, Whale, Kangaroo
3. Kangaroo, Whale, Echidna
4. Echidna, Kangaroo, Whale

✅ Correct Answer: 4

Beta-Keratin is found in which among the following in abundance?

1. Fishes
2. Reptiles
3. Mammalians
4. Amphibians

✅ Correct Answer: 2

The hormonal activities of which of the following substances were discovered while studying foolish seedling disease in rice?

1. Cytokinins
2. Ethylene
3. Auxins
4. Gibberellin

✅ Correct Answer: 4

The Science of using mechanical devices with human muscle skeleton and nervous systems to assist or enhance motor control lost by trauma, disease or defect is called:

1. Gerontechnology
2. Biomechatronics
3. Orthotics
4. Bionics

✅ Correct Answer: 2

Meg1 is an imprinted gene which finds expression only from maternal chromosomes which regulates the transfer of nutrients from the plant to the seed. This gene has been discovered in :

1. Maize
2. cotton
3. jute
4. Sugarcane

✅ Correct Answer: 1

Penicillin which is used as an antibiotic is obtained from :

1. Bacteria
2. Fungi
3. algae
4. Lichens

✅ Correct Answer: 2

Bowmans Capsule works as a part of the functional unit of which among the following human physiological system?

1. Circulatory System
2. Respiratory System
3. Excretory System
4. Reproductive System

✅ Correct Answer: 3

Which among the following is not a heriditary disease?

1. Thalessemia
2. Colour Blindness
3. Haemophilia
4. Leukemia

✅ Correct Answer: 4

Roots of which of the following species contain valuable alkaloids that are useful in medicine?

1. Rauwolfia serpentina
2. Asparagus officinalis
3. Emblica officinalis
4. Helianthus annuus

✅ Correct Answer: 1

Which organelle is associated with formation of basal granules & flagella?

1. Centrosome
2. Golgi apparatus
3. Mitochondria
4. Lysosome

✅ Correct Answer: 1

Which of the following statements is incorrect about large intestine?

1. It secretes a number of hormones
2. Villi is absent in large intestine
3. It takes part in the absorption of water from the indigestible residue
4. The colon is also called the large intestine

✅ Correct Answer: 1

Which of the following is a stem vegetable?

1. Lettuce
2. Carrot
3. Asparagus
4. Onion

✅ Correct Answer: 3

Which instrument is used to detect ulcers in stomach?

1. Endoscope
2. Cystoscope
3. Ureteroscope
4. Cardiograph

✅ Correct Answer: 1

What is the number of mitochondria present in a bacterial cell?

1. Zero
2. One
3. Two
4. Four

✅ Correct Answer: 1

Which of the following fruits has its seed outside?

1. Mango
2. Banana
3. Strawberry
4. Orange

✅ Correct Answer: 3

Which of the following is a fibrous protein?

1. Enzymes
2. Keratin
3. Haemoglobin
4. Albumin

✅ Correct Answer: 2

Guttation takes place due to the development of which of the following?

1. Cells
2. Transpiration
3. Root pressure
4. All of the above

✅ Correct Answer: 3

Which fabric was introduced by Sir H.B. Lumsden and W. Hodson in 1848 for the uniforms of British colonial troops in India?

1. Corduroy
2. Denim
3. Khaki
4. Silk

✅ Correct Answer: 3

Typhoid fever is caused by which of the following?

1. Allergy
2. Fungus
3. Bacteria
4. Virus

✅ Correct Answer: 3