NEET Mock Test on Biology In Human Welfare

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1 Biology In Human Welfare NEET Mock Test

1.1 Biology in Human Welfare Mock Test NEET

1.2 #1. The term aquaculture means

1.3 #2. Mating of more closely related individuals within the same breed for 4-6 generation is

1.4 #3. Inbreeding depression occurs due to

1.5 #4. Out-crossing, cross-breeding and interspecific hybridization are included in

1.6 #5. Which of the following is a commercial blood cholesterol lowering agent?

1.7 #6. Select the correct group of biocontrol agents.

1.8 #7. Which of the following can be used as a biocontrol agent in the treatment of plant disease?

1.9 #8. Which of the following is correctly matched for the product produced by them?

1.10 #9. The term ‘Health’ is defined in many ways. The most accurate definition of the term health would be

1.11 #10. The organisms which cause diseases in plants and animals are called

1.12 #11. The chemical test that is used for diagnosis of typhoid is

1.13 #12. Diseases are broadly grouped into infectious and non-infectious diseases. In the list given, identify the infectious diseases. ( i. Cancer ii. Polio iii. Allergy iv. Small pox )

1.14 #13. The sporozoites that cause infection, when a female Anopheles mosquito bites a person are stored in

1.15 #14. The disease chikungunya is transmitted by

1.16 #15. Many diseases can be diagnosed by observing the symptoms in the patient. Which group of symptoms are indicative of pneumonia?

1.17 #16. The genes causing cancer are

1.18 #17. In malignant tumours, the cells proliferate, grow rapidly and move to other parts of the body to form new tumours. This stage of disease is called

1.19 #18. AIDS is caused by HIV. Among the following, which one is not a mode of transmission of HIV?

1.20 #19. ‘Smack’ is a drug obtained from the

1.21 #20. The substance produced by a cell in viral infection that can protect other cells from further infection is

1.22 #21. Transplantation of tissues/organs to save certain patients often fails due to the rejection of such tissues/organs by the patient. Which type of immune response is responsible for such rejections?

1.23 #22. Antibodies present in colostrum which protect the new born from certain diseases is of

1.24 #23. Tobacco consumption is known to stimulate the secretion of adrenaline and nor-adrenaline. The component causing this could be

1.25 #24. The anti-venom against snake poison contains

1.26 #25. Which of the following is not a lymphoid tissue?

1.27 #26. Which of the following glands is large sized at birth but reduces in size with ageing?

1.28 #27. haemozoin is a

1.29 #28. Inbreeding is carried out in animal husbandry because it

1.30 #29. Sonalika and Kalyan Sona are the varieties of

1.31 #30. Which one of the following is not a fungal disease?

1.32 #31. In virus infected plants the meristematic tissues in both apical and axillary buds are free of virus because

1.33 #32. Which one of the following combination would a sugarcane farmer look for in the sugarcane crop?

1.34 #33. Fungicides and antibiotics are chemicals that

1.35 #34. The scientific process by which crop plants are enriched with certain desirable nutrients is called

1.36 #35. The term ‘totipotency’ refers to the capacity of a

1.37 #36. An explant is

1.38 #37. Lysine and tryptophan are

1.39 #38. Protoplast is

1.40 #39. Which one of the following is a marine fish?

1.41 #40. More than 70 per cent of livestock population is in

1.42 #41. The vitamin whose content increases following the conversion of milk into curd by lactic acid bacteria is

1.43 #42. Methanogenic bacteria are not found in

1.44 #43. The primary treatment of waste water involves the removal of

1.45 #44. BOD of waste water is estimated by measuring the amount of

1.46 #45. Which one of the following alcoholic drinks is produced without distillation?

1.47 #46. The technology of biogas production from cow dung was developed in India largely due to the efforts of

1.48 #47. The free-living fungus Trichoderma can be used for

1.49 #48. Mycorrhiza does not help the host plant in

1.50 #49. Which one of the following is not a nitrogen fixing organism?

1.51 #50. Big holes in Swiss cheese are made by a

2 Results

Biology In Human Welfare NEET Mock Test

Questions in this NEET Mock Test are taken from following Chapters

Human Health and Disease
Strategies for Enhancement in Food Production
Microbes in Human Welfare

Note : All these Questions of Biology in Human Welfare NEET Mock Test are directly taken from our favorite NCERT Textbook and Previous year Questions Papers.

No. of Questions in Mock Test	50 with Explanation
Time for each Questions	60 Seconds
Attempts Allowed	Unlimited
Available	Always
Pass Percentage	70 %

In any case you found any kind of error or mistakes in this NEET Mock Test then let us know in our comment box below, and also share your feedback on this NEET Mock Test.

➥ Chapterwise Biology Quizzes

Biology in Human Welfare Mock Test NEET

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#1. The term aquaculture means

Inland fisheries

Culture fishery only

Marine fisheries

Both (1) & (3)

Aquaculture involves production of all useful aquatic plants and animals. It involves both inland and marine fisheries.

#2. Mating of more closely related individuals within the same breed for 4-6 generation is

Outbreeding

Interspecific breeding

Inbreeding

Cross breeding

Interspecific breeding– Mating of different species.

Cross-breeding– Mating of different breeds of same species.

#3. Inbreeding depression occurs due to

Continued out crossing within the small local population

Continued cross breeding within the small local population

Continued inbreeding within the small local population

Interspecific hybridisation

Continued inbreeding reduces fertility and even productivity.

#4. Out-crossing, cross-breeding and interspecific hybridization are included in

Inbreeding

Out-breeding

Inbreeding depression

Farm management

#5. Which of the following is a commercial blood cholesterol lowering agent?

Cyclosporin A

Statin

Streptokinase

Lipases

Statin is obtained from a yeast (Fungi) called Monascus purpureus
It acts by competitively inhibiting the enzyme responsible for synthesis of cholesterol.

#6. Select the correct group of biocontrol agents.

Bacillus thuringiensis, Tobacco mosaic virus, Aphids

Trichoderma, Baculovirus, Bacillus thuringiensis

Oscillatoria, Rhizobium, Trichoderma

Nostoc, Azospirillium, Nucleopolyhedrovirus

Fungs Trichoderma, Baculoviruses (NPV) and Bacillus thuringiensis are used as biocontrol agents.

Rhizobium, Nostoc, Azospirillum and Oscillatoria are used as biofertilisers, whereas TMV is a pathogen and aphids are pests that harm crop plants.

#7. Which of the following can be used as a biocontrol agent in the treatment of plant disease?

Trichoderma

Chlorella

Anabaena

Lactobacillus

Fungus Trichoderma is a biological control agent being developed for use in the treatment of plant diseases.

#8. Which of the following is correctly matched for the product produced by them?

Acetobacter aceti : Antibiotics

Methanobacterium : Lactic acid

Penicillium notatum : Acetic acid

Saccharomyces cerevisiae : Ethanol

Saccharomyces cerevisiae is commonly called Brewer’s yeast. It causes fermentation of carbohydrates producing ethanol.

#9. The term ‘Health’ is defined in many ways. The most accurate definition of the term health would be

Health is the state of body and mind in a balanced condition.

Health is the reflection of a smiling face.

Health is a state of complete physical, mental and social well-being.

Health is the symbol of economic prosperity.

NCERT Class 12 Page No.146

#10. The organisms which cause diseases in plants and animals are called

Pathogens

Vectors

Insects

Worms

NCERT Class 12 Page No.146 (8.1 2nd & 3rd line)

#11. The chemical test that is used for diagnosis of typhoid is

ELISA Test

ESR Test

PCR Test

Widal Test

NCERT Class 12 Page No.147 1st Line

#12. Diseases are broadly grouped into infectious and non-infectious diseases. In the list given, identify the infectious diseases. ( i. Cancer ii. Polio iii. Allergy iv. Small pox )

i and ii

ii and iii

iii and iv

ii and iv

#13. The sporozoites that cause infection, when a female Anopheles mosquito bites a person are stored in

Salivary glands of mosquito

Liver of per sort

RBCs of mosquito

Intestine of mosquito

NCERT Class 12 Page No.147 (5th Paragraph 7th line from below)

#14. The disease chikungunya is transmitted by

House flies

Aedes mosquitoes

Cockroach

Female Anopheles

NCERT Class 12 Page No.150 1st Paragraph last line

#15. Many diseases can be diagnosed by observing the symptoms in the patient. Which group of symptoms are indicative of pneumonia?

Difficulty in respiration, fever, chills, cough, headache.

Constipation, abdominal pain, cramps, blood clots.

Nasal congestion and discharge, cough, sore throat, headache.

High fever, weakness, stomach pain, loss of appetite and constipation.

NCERT Class 12 Page No.147 2nd Paragraph

#16. The genes causing cancer are

Structural genes

Regulatory genes

Expressor genes

Oncogenes

NCERT Class 12 Page No.157 3rd Paragraph

#17. In malignant tumours, the cells proliferate, grow rapidly and move to other parts of the body to form new tumours. This stage of disease is called

Metagenesis

Metastasis

Teratogenesis

Mitosis

NCERT Class 12 Page No.157 2nd Paragraph last line

#18. AIDS is caused by HIV. Among the following, which one is not a mode of transmission of HIV?

Transfusion of contaminated blood

Sharing the infected needles

Shaking hands with infected persons

Sexual contact with infected persons

#19. ‘Smack’ is a drug obtained from the

Latex of Papaver somniferum

Leaves of Cannabis sativa

Flowers of Datura

Fruits of Erythroxylum coca

NCERT Class 12 Page No.158 & 159 last line and first line respectively

#20. The substance produced by a cell in viral infection that can protect other cells from further infection is

Serotonin

Colostrum

Interferon

Histamine

NCERT Class 12 Page No.151 4th line from top

#21. Transplantation of tissues/organs to save certain patients often fails due to the rejection of such tissues/organs by the patient. Which type of immune response is responsible for such rejections?

Cell-mediated immune response

Physiological immune response

Auto-immune response

Humoral immune response

NCERT Class 12 Page No.151 & 152 last paragraph and first paragraph respectively

#22. Antibodies present in colostrum which protect the new born from certain diseases is of

Ig G type

Ig A type

Ig D type

Ig E type

NCERT Class 12 Page No.152 (2nd Paragraph 4th line from below)

Different types of antibodies are produced in our body. IgA, IgM, IgE, IgG are some of them.

#23. Tobacco consumption is known to stimulate the secretion of adrenaline and nor-adrenaline. The component causing this could be

Nicotine

Tannic acid

Curamin

Catechin

NCERT Class 12 Page No.160 1st Paragraph 4th line

Nicotine stimulates adrenal gland to release adrenaline and nor-adrenaline into blood circulation, both of which raise blood pressure and increase heart rate.

#24. The anti-venom against snake poison contains

Antigens

Antigen-antibody complexes

Antibodies

Enzymes

NCERT Class 12 Page No.152 3rd Paragraph 3rd line from below

e.g of Passive immunisation.

#25. Which of the following is not a lymphoid tissue?

Spleen

Tonsils

Pancreas

Thymus

NCERT Class 12 Page No.153 & 154 Last Paragraph and 1st Paragraph Respectively

#26. Which of the following glands is large sized at birth but reduces in size with ageing?

Pineal

Pituitary

Thymus

Thyroid

NCERT Class 12 Page No.154 2nd Paragraph 4th line

#27. haemozoin is a

Precursor of haemoglobin.

Toxin released from streptococcus infected cells.

Toxin released from plasmodium infected cells.

Toxin released from haemophilus infected cells.

NCERT Class 12 Page No.147 5th Paragraph 6th line

#28. Inbreeding is carried out in animal husbandry because it

Increases vigour

Improves the breed

Increases heterozygosity

Increases homozygosity

NCERT Class 12 Page No.167 Last Paragraph 3rd Line

#29. Sonalika and Kalyan Sona are the varieties of

Wheat

Rice

Millet

Tobacco

NCERT Class 12 Page No.173 1st Paragraph 7th line

#30. Which one of the following is not a fungal disease?

Rust of wheat

Smut of Bajra

Black rot of crucifers

Red rot of sugarcane

NCERT Class 12 Page No.173 (9.2.2 Para Last Line)

Bacteria – black rot of crucifers

#31. In virus infected plants the meristematic tissues in both apical and axillary buds are free of virus because

The cell division of meristems are faster than the rate of viral multiplication.

Viruses cannot multiply within meristem cell(s).

Meristems have antiviral compounds.

The dividing cells are virus resistant.

NCERT Class 12 Page No.177 (9.4 2nd Para 3rd line)

#32. Which one of the following combination would a sugarcane farmer look for in the sugarcane crop?

Thick stem, long internodes, high sugar content and disease resistance.

Thick stem, high sugar content and profuse flowering.

Thick stem, short internodes, high sugar content, disease resistance.

Thick stem, low sugar content, disease resistance.

NCERT Class 12 Page No.173 2nd Paragraph 2nd line

#33. Fungicides and antibiotics are chemicals that

Enhance yield and disease resistance.

Kill pathogenic fungi and bacteria, respectively.

Kill all pathogenic microbes.

Kill pathogenic bacteria and fungi respectively.

#34. The scientific process by which crop plants are enriched with certain desirable nutrients is called

Crop protection

Breeding

Bio-fortification

Bio-remediation

NCERT Class 12 Page No.176 1st Line

#35. The term ‘totipotency’ refers to the capacity of a

Cell to generate whole plant

Bud to generate whole plant

Seed to germinate

Cell to enlarge in size

NCERT Class 12 Page No.177 (9.4 7th line)

#36. An explant is

Dead plant

Part of the plant

Part of the plant used in tissue culture

Part of the plant that expresses a specific gene.

NCERT Class 12 Page No.177 (9.4 5th line)

#37. Lysine and tryptophan are

Proteins

Non-essential amino acids

Essential amino acids

Aromatic amino acids

NCERT Class 12 Page No.176 2nd Paragraph 2nd line

#38. Protoplast is

Another name for protoplasm

An animal cell

A plant cell without a cell wall

A plant cell

NCERT Class 12 Page No.177 3rd Paragraph 2nd line

#39. Which one of the following is a marine fish?

Rohu

Hilsa

Catla

Common Carp

NCERT Class 12 Page No.169 (9.1.4 5th line)

#40. More than 70 per cent of livestock population is in

Denmark

India

China

India and China

NCERT Class 12 Page No.165 (9.1 2nd Paragraph)

#41. The vitamin whose content increases following the conversion of milk into curd by lactic acid bacteria is

Vitamin C

Vitamin D

Vitamin B₁₂

Vitamin E

NCERT Class 12 Page No.181 (10.1 3rd line from below)

#42. Methanogenic bacteria are not found in

Rumen of cattle

Gobar gas plant

Activated sludge

none of these

Methanogenic bacteria are anaerobic bacteria.

The microbes found in activated sludge are aerobic bacteria that grow rapidly and form flocs.

#43. The primary treatment of waste water involves the removal of

Dissolved impurities

Stable particles

Toxic substances

Harmful bacteria

#44. BOD of waste water is estimated by measuring the amount of

Total organic matter

Biodegradable organic matter

Oxygen evolution

Oxygen consumption

NCERT Class 12 Page No.184 2nd Paragraph 8th line from above

#45. Which one of the following alcoholic drinks is produced without distillation?

Wine

Whisky

Rum

Brandy

NCERT Class 12 Page No.182 (10.2.1 4th line from below)

#46. The technology of biogas production from cow dung was developed in India largely due to the efforts of

Gas Authority of India

Oil and Natural Gas Commission

Indian Agricultural Research Institute and Khadi and Village Industries Commission

Indian Oil Corporation

NCERT Class 12 Page No.186 1st Paragraph 5th line from below

#47. The free-living fungus Trichoderma can be used for

Killing insects

Biological control of plant diseases

Controlling butterfly caterpillars

Producing antibiotics

NCERT Class 12 Page No.187 3rd Paragraph

#48. Mycorrhiza does not help the host plant in

Enhancing its phosphorus uptake capacity

Increasing its tolerance to drought

Enhancing its resistance to root pathogens

Increasing its resistance to insects

NCERT Class 12 Page No.188 (2nd Paragraph 1st line)

#49. Which one of the following is not a nitrogen fixing organism?

Azotobacter

Pseudomonas