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Biology Test-6

Que.1

Xenotransplantation is the transfer of living cells, tissues and/or organs from non-human animal species into humans. Why pigs are considered the most suitable species as a source of material for xenotransplantation?
1. They reproduce quickly and have large litters.
2. Their organs are similar in size to those of humans.
3. They are easy to rear in conditions free of particular pathogens (disease-causing organisms).
4. They can be genetically manipulated to reduce the risk of rejection.
Codes:

A.

1, 2 and 3

B.

2, 3 and 4

C.

1, 3 and 4

D.

All

Que.2

Which of the following are the functions of the circulatory system?
1. It carries waste products of metabolism from different tissues to the organs meant for their excretion from the body.
2. It transports respiratory gases between the respiratory organs and the tissues.
3. It transports informational molecules such as hormones, from their sites of origin to the tissues.
4. It uniformly distributes water, H+, chemical substances to all over the body.
Codes:

A.

1, 2 and 3

B.

2, 3 and 4

C.

1, 3 and 4

D.

All

Que.3

Consider the following statements with regards to Radiotherapy used for cancer treatment:
1. Radiation therapy or radiotherapy is therapy using ionizing radiation, generally as part of cancer treatment to control or kill malignant cells.
2. Radiotherapy cannot be combined with surgery or chemotherapy.
3. Radiotherapy destroys cancerous cells by targeting its spindles at cell division.
Which among the above statements is/are correct?

A.

Only 1

B.

1 and 2

C.

1 and 3

D.

1, 2 and 3

Que.4

Consider the following statements related to glands in the human body:
1. Pancreas is the largest gland of the body which secretes pancreatic juice for digesting starch, lipids, proteins and nucleic acids.
2. Bile juice is secreted from the liver which is the second largest gland of the body.
3. When there is no food in the duodenum, then bile juice is stored in the gall bladder.
Which of the above statements is/are correct?

A.

1 and 2

B.

Only 2

C.

Only 3

D.

Only 1

Que.5

An apex predator is a predator residing at the top of a food chain upon which no other creatures prey. Which of the following is/are the examples of Apex Predator?
1. Polar Bear
2. Whale shark
3. Electric eels
4. Hyenas
Codes:

A.

1, 2 and 4

B.

1 and 2

C.

Only 2

D.

All

Que.6

Colostrum is a form of milk produced by the mammals or humans in late pregnancy. Colostrum is thought to be mandatory to the new-born because:
1. Newborns have very immature digestive systems and colostrum delivers its nutrients in a very concentrated low-volume form.
2. It produces passive immunity in the new born.
3. It produces active immunity in the new born.
4. This clears excess bilirubin, a waste-product of dead red blood cells, which is produced in large quantities at birth.
Which of the above stated reasons is/are correct?

A.

1, 2 and 4

B.

2 Only

C.

3 Only

D.

1, 3 and 4

Que.7

Radiotherapy uses radiation to kill or damage cancer cells. Which of the following given statements would explain why cancer cell are more easily damaged by radiation than normal cells?
1. They are starved of mutation in the presence of radiations.
2. They are different in structure than normal cells.
3. They are non-dividing cells.
Codes:

A.

1, 2 and 3

B.

Only 1

C.

1 and 2

D.

1 and 3

Que.8

Consider the following statements about Hormones:
1. Hormones are non-nutrient chemicals which act as intercellular messengers.
2. They are produced by endocrine glands and released into the blood directly.
3. They play an important role in maintenance of body temperature and thirst
Which of the statements given above are correct?

A.

1 and 2

B.

2 and 3

C.

1 and 3

D.

All

Que.9

Consider the following:
1. ELISA
2. Southern Blotting
3. Western Blotting
4. PCR (polymerase chain reaction)
Which of the above stated tests may be used as confirmatory for MDR-TB?

A.

2, 3 and 4

B.

3 and 4

C.

1 and 3

D.

All

Que.10

Which of the following statements define the characteristics of Blue-Green Algae?
1. The blue green algae are a good source of protein, containing all the essential amino acids.
2. It forms an essential part of the food chain in marine ecosystem.
3. Blue green algae helps in lowering blood cholesterol levels and reduce blood pressure.
Codes:

A.

1 and 3

B.

2 and 3

C.

Only 2

D.

1 and 2

Que.11

Consider the following statements related to the genetic engineering:
1. It involves the artificial transfer of selected genes from one living organism to another living organism of same species.
2. With the help of genetic engineering the most desirable traits of certain organisms can be pin pointed and integrated into other organism's DNA.
3. Production of insulin is an example of genetic engineering.
Which of the above statements are incorrect?

A.

1 and 2

B.

2 and 3

C.

Only 1

D.

All

Que.12

Which of the following statements related to minerals and their function in the body is/are correct?
1. Calcium is needed for blood clotting and bone formation.
2. Cobalt is needed for formation of red blood cells.
3. Phosphorus is needed for DNA formation.
Codes:

A.

Only 1

B.

Only 2

C.

Only 3

D.

All

Que.13

Which of the following is the function of Thyroxin?

A.

It is necessary for the normal growth of the body particularly bones, hairs, etc.

B.

It takes part in the formation of protoplasm and tissues.

C.

It prevents the loss of heat from the body.

D.

It is important for the formation of red blood corpuscles.

Que.14

Consider the following statements related to the trans fats:
1. Trans fats are trans-unsaturated fatty acids and is formed by artificial process only.
2. They raise the level of HDL (High-Density Lipoprotein) cholesterol and hence increase the risk of coronary heart diseases.
3. FSSAI proposes to limit the maximum level of trans fatty acids in the foods by weight of total quantity.
Which of the above statements is/are correct?

A.

1 and 2

B.

2 and 3

C.

1, 2 and 3

D.

Only 3

Que.15

Nowadays artificial ripening of fruits are done to increase their shelf life. Consider the following statements about the chemicals used in fruits treatment:
1. For quick ripening of mangoes, ethephon is used.
2. Oxytocin injection is given to pumpkins and watermelons to make it look big and fresh.
3. Other ripening agents are ethane, calcium carbide, etc.
Which of the above statements are correct?

A.

1 and 2

B.

1, 2 and 3

C.

1 and 3

D.

2 and 3

Que.16

Consider the following statements about antioxidants:
1. It prevents oxidation reaction, hence production of free radicals are prevented.
2. Antioxidants metabolises fats, proteins to produce energy.
3. They are used as food preservatives.
Which of the following systems is/are incorrect?

A.

1 and 3

B.

2 and 3

C.

Only 2

D.

Only 3

Que.17

Consider the following statements regarding Middle East respiratory syndrome:
1. Middle East respiratory syndrome is a viral respiratory infection caused by the MERS-coronavirus (MERS-CoV) derived from bats.
2. There is no specific vaccine or treatment for the disease.
3. Middle East respiratory synd-rome (MERS) is also known as ”Bat flu”.
Which of the above statements is/are correct?

A.

Only 1

B.

2 and 3

C.

1 and 3

D.

1 and 2

Que.18

Which of the following statement clearly defines the difference between Assisted suicide and Euthanasia?

A.

Euthanasia is the act of deliberately ending a person's life to relieve suffering whereas physician-assisted death is knowingly and intentionally providing a person with the knowledge or means or both required to commit suicide.

B.

Physician-assisted death is the act of deliberately ending a person's life to relieve suffering whereas Euthanasia is knowingly and intentionally providing a person with the knowledge or means or both required to commit suicide.

C.

Euthanasia is where a person deliberately intervenes to end someone's life whereas in Physician-assisted death causes death by withholding or withdrawing treatment that is necessary to maintain life.

D.

Euthanasia is where a person makes a conscious decision to die and asks for help to do this whereas where a person is killed against their expressed wishes.

Que.19

World Health Organization has declared European region as malaria free. According to WHO which of the following initiatives are responsible for it?
1. Improved surveillance systems.
2. Better mosquito control.
3. Intra-continental collaboration.
4. Political willpower.
5. Funds from WHO in Europe.
Codes:

A.

1, 2 and 3

B.

2, 3, 4 and 5

C.

1, 2, 3 and 4

D.

All

Que.20

Consider the following statements related to the Wheat Blast disease:
1. It is a bacterial disease which also effects rice.
2. It thrives in hot and humid climates.
3. It effect the sheaves and leaves of the plant.
Which of the above statements is/are correct?

A.

Only 1

B.

2 and 3

C.

1 and 2

D.

All

Que.21

Which of following statement(s) is/are correct about "ZIKA Virus"?
1. It is transmitted by Night time active Aedes Mosquitoes.
2. The illness caused by ZIKA virus is similar to a mild form of dengue fever.
3. Recently World Health Organization (WHO) has declared the disease linked to the virus as a global public health emergency.
Codes:

A.

1 and 2

B.

2 and 3

C.

1 and 3

D.

Only 3

Que.22

Recently, WHO has declared Zika virus as "public health emergency of international concern"[PHEIC]. Which of the following is/are the criterion for declaring a disease as "PHEIC"?
1. If the disease constitutes a public health risk to other States through the international spread of disease.
2. If the disease originates from a Least developing country (LDC).
Codes:

A.

Only 1

B.

Only 2

C.

Both

D.

None

Que.23

Consider following statements regarding Bt-Cotton:
1. Bt Cotton exhibit genetic resistance or inbuilt resistance which is a permanent type of resistance and not affected by environmental factors.
2. Bt Cotton is eco-friendly and does not have adverse effect on parasites, predators, beneficial insecticides and organisms present in soil.
3. Bt Cotton has effectiveness up to 120 days after which the toxin producing efficiency of the Bt gene drastically reduces.
Which of the above given statements is/are correct?

A.

1 and 2

B.

2 and 3

C.

Only 2

D.

All

Que.24

Which of the following statements is/are correct with respect to Carbohydrates?
1. Carbohydrates are the group of organic compounds containing hydrated carbon molecules.
2. Human Body cannot absorb Starch and cellulose as they are not breakable.
3. Carbohydrate helps in building macromolecules and assist in lipid metabolism.
4. Complex carbs keep blood sugar relatively stable and digest more slowly.
Select the correct answer using the codes given below:
Codes:

A.

1 and 4

B.

1, 2 and 3

C.

3 and 4

D.

All

Que.25

Consider the following statements regarding the benefits of Seagrasses:
1. Seagrasses are called as foundation plant species because they modify their environments to create unique habitats.
2. Seagrasses are used as fertilizers.
3. Seagrasses clean the surrounding water and help take carbon dioxide out of the atmosphere.
Which of the above statements is/are correct?

A.

1 and 3

B.

2 and 3

C.

Only 3

D.

All

Rank List

 
Rank
Name
Marks Obtained
shivangi dimri
1
shivangi dimri
47.34
pmuniya
2
pmuniya
23.40
3
20.74
VYANKATESH
4
VYANKATESH
17.40
Priyadharshini S
5
Priyadharshini S
12.72
prashant
6
prashant
8.10
atul astitva
7
atul astitva
4.00
Shubham
8
Shubham
4.00
ZEYA KURSHID
9
ZEYA KURSHID
2.00
nedhi mishra
10
nedhi mishra
2.00
PKM
11
PKM
0.00
siddappa
12
siddappa
0.00
ram pratap kumar
13
ram pratap kumar
0.00
John
14
John
0.00
Priyadarshini
15
Priyadarshini
0.00
ravindra
16
ravindra
0.00
Tejaswi
17
Tejaswi
0.00
rajeev
18
rajeev
0.00
YASHWANT
19
YASHWANT
0.00
CHANDRA PRAKASH
20
CHANDRA PRAKASH
0.00
Venkatraman
21
Venkatraman
0.00
Prasada Rao
22
Prasada Rao
0.00
Abhishek K
23
Abhishek K
0.00
Ankush Bansal
24
Ankush Bansal
0.00
Rajarshi Majumder
25
Rajarshi Majumder
0.00
Shubham
26
Shubham
0.00
Harsh Kushwaha
27
Harsh Kushwaha
0.00
gowtham
28
gowtham
0.00
jijo
29
jijo
0.00
Lovejot
30
Lovejot
0.00
SARAH NASREEN
31
SARAH NASREEN
0.00
sapna jaim
32
sapna jaim
0.00
Anjali Pandey
33
Anjali Pandey
0.00
harisha
34
harisha
0.00
Biswajit sahoo
35
Biswajit sahoo
0.00
sheik
36
sheik
0.00
aashishjosephdavis
37
aashishjosephdavis
0.00
sathishkumar
38
sathishkumar
0.00
armaan
39
armaan
0.00
G SATHISH
40
G SATHISH
0.00
imran
41
imran
0.00
Hani jassal
42
Hani jassal
0.00
nitin
43
nitin
0.00
shiva
44
shiva
0.00
 V SIVA NAIK
45
V SIVA NAIK
0.00
vidya
46
vidya
0.00
Burad ANIL
47
Burad ANIL
0.00
sai swaroop
48
sai swaroop
0.00
perinbam A
49
perinbam A
-0.66
Jesna
50
Jesna
-1.32
ank
51
ank
-1.98
SAGAR SAMANTA
52
SAGAR SAMANTA
-2.54
sudha
53
sudha
-2.58
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