NEET Test Series-2021 to 2022/NEET Biology MCQS Mock Test Paper 7 Sample Test,Sample questions

Question:
A person on a long hunger strike, surviving only on water will have

1.less amino acids in his urine

2.more sodium in hir urine

3.less urea in his urine

4.more glucose in his blood

Posted Date:-2021-02-21 11:43:35


Question:
Absorptive heterotrophic nutrition is exhibited by

1.fungi

2. algae

3. pteridophytes

4.bryophytes

Posted Date:-2021-02-21 11:43:35


Question:
Assertion: mode of nutrition in higher animals is heterotrophic. Reason: Animals can use different trophic levels for heterotrophic nutrition

1. if the assertion is true but reason is false

2. if both assertion and reason are true and reason is correct explanation of assertion

3.if both assertion and reason are false

4.if both assertion and reason are true but reason is not correct explanation of assertion

Posted Date:-2021-02-21 11:43:35


Question:
At this stage of wastewater treatment, methanogenic microbes are the most significant

1.Sludge digestion

2.Primary treatment

3.Secondary treatment

4.Biological oxidation

Posted Date:-2021-02-21 11:43:35


Question:
 A stable ecosystem is maintained with the interaction of

1.predators

2. prey

3.animals-human

4. predator-prey

Posted Date:-2021-02-21 11:43:35


Question:
 Extranuclear DNA is found in

1.Ribosome

2. Chloroplast

3.Golgi apparatus

4.endoplasmic reticulum

Posted Date:-2021-02-21 11:43:35


Question:
 If we separate the cell organelles of a living cell, then which part should be alive

1.Ribosome

2.cell wall

3.endoplasmic reticulum

4.chloroplast

Posted Date:-2021-02-21 11:43:35


Question:
 In Drosera, movement of tentacles are

1.Thermonastic

2.Photomastic

3.Seismonastic

4. Thigmonastic

Posted Date:-2021-02-21 11:43:35


Question:
 The mode of nutrition in fungi

1.saprotrophic or parasitic

2.only parasitic

3.only saprotrophic

4.none of above

Posted Date:-2021-02-21 11:43:35


Question:
 The mutualistic association between certain fungi and roots of vascular plants are known as

1.haustoria

2.mycelium

3.rhizoids

4. mycorrhizae

Posted Date:-2021-02-21 11:43:35


Question:
 This bioremediation technique includes mixing contaminated water and soil, fertilizers and carbon dioxide in a bioreactor to stimulate biodegradation

1. Composting

2. Slurry-phase bioremediation

3.In situ hybridization

4.Biopile treatment

Posted Date:-2021-02-21 11:43:35


Question:
Bioaugmentation involves

1.eliminating sludge

2.plants usage for bioremediation

3.addition of microbes to a cleanup site

4.bioventing

Posted Date:-2021-02-21 11:43:35


Question:
Bioremediation

1.usage of microbes to create new organisms

2.usage of anaerobic bacteria to create new antibiotics

3.usage of microbes to destroy environmental pollutants

4.usage of aerobic bacteria to create new vaccines

Posted Date:-2021-02-21 11:43:35


Question:
Chlorophyll in chloroplasts is present in

1.Stroma

2.outer membrane

3. thylakoids

4. inner membrane

Posted Date:-2021-02-21 11:43:35


Question:
Digestion of food in amoeba occurs in

1.cytoplasm

2.nucleus

3.food vacuole

4.none of the above

Posted Date:-2021-02-21 11:43:35


Question:
Factors that modify geotropic responses are

1.root and shoot apices, humidity and temperature

2.root and shoot apices, phytochrome, humidity and temperature

3.root and shoot apices, temperature, light and atmospheric carbon dioxide

4.none of these

Posted Date:-2021-02-21 11:43:35


Question:
Factory for synthesis of sugars in autotrophic eukaryotes

1.Mitochondria

2.Chloroplast

3.Ribosome

4.Endoplasmic reticulum

Posted Date:-2021-02-21 11:43:35


Question:
Heterotrophic nutrition is

1.oxidation of glucose

2.breakdown of glucose into energy

3.utilization of energy obtained by plants

4.all the above

Posted Date:-2021-02-21 11:43:35


Question:
In chloroplasts, the parallel layering of membranes is suited for

1.maximum exposure of enzymes

2.maximum light absorption

3.minimum light absorption so cells can maintain their temperature

4.all of these

Posted Date:-2021-02-21 11:43:35


Question:
In chloroplasts, where do light reactions occur

1.outer membrane

2. inner membrane

3.thylakoid membrane

4.stroma

Posted Date:-2021-02-21 11:43:35


Question:
In Paramoecium, osmoregulation is a function of

1.cytostome

2. contractile vacuole

3.cytopyge

4. trichocysts

Posted Date:-2021-02-21 11:43:35


Question:
Pneumatophores show

1.thigmotropism

2.negative phototropism

3.negative geotropism (ageotropism)

4.positive geotropism

Posted Date:-2021-02-21 11:43:35


Question:
Kidney matrix retains some quantity of urea to maintain

1.metabolism

2.micturition

3.desired osmolarity

4.balance of the body

Posted Date:-2021-02-21 11:43:35


Question:
Mechanism of regulation, typically between entities and its environment of solutes and the loss and gain of water is known as

1. Homeostasis

2.Thermoregulation

3.Hemostasis

4. Osmoregulation

Posted Date:-2021-02-21 11:43:35


Question:
Most of the marine invertebrates are

1.Osmoregulators

2.Osmoconformers

3.both depend on sea water concentration

4.None of the above

Posted Date:-2021-02-21 11:43:35


Question:
Movements of leaves of sensitive plant, Mimosa pudica are due to

1.seismonasty

2.chemonasty

3. thermonasty

4.hydrotropism

Posted Date:-2021-02-21 11:43:35


Question:
Nastic movements differ from tropic movements in being

1.Nondirectional

2. Movements of variation

3.Stimulated by chemicals

4.Directional

Posted Date:-2021-02-21 11:43:35


Question:
Osmoregulators carry out excretion of salt through

1.gills

2.fins

3. scales

4.bladder

Posted Date:-2021-02-21 11:43:35


Question:
Stroma is the ground material of which of these

1.Ribosomes

2.Lysosomes

3. Mitochondria

4.Chloroplasts

Posted Date:-2021-02-21 11:43:35


Question:
The bright colours of ripe fruits is due to

1. Chromoplasts

2.Chloroplasts

3.Amyloplasts

4. Leucoplasts

Posted Date:-2021-02-21 11:43:35


Question:
The mode of nutrition in which one organism obtains nutrition from other organisms is known as

1.symbiosis

2.autotrophic nutrition

3.saprophytic nutrition

4.heterotrophic nutrition

Posted Date:-2021-02-21 11:43:35


Question:
The parasitic fungus which destroys wheat plant is

1. lice

2. leech

3.cuscuta

4.Puccinia

Posted Date:-2021-02-21 11:43:35


Question:
The thylakoid in chloroplasts are arranged as

1.Stacked discs

2. interconnected disc

3.interconnected sacs

4.none of the above

Posted Date:-2021-02-21 11:43:35


Question:
This cleanup approach includes removal of groundwater or soil from its natural setting to permit for bioremediation

1.Bioaugmentation

2.in situ bioremediation

3.ex situ bioremediation

4.Phytoremediation

Posted Date:-2021-02-21 11:43:35


Question:
This is both osmoregulator and a nitrogenous product

1.Uric acid

2.Urea

3.NH3

4.All of the above

Posted Date:-2021-02-21 11:43:35


Question:
This is not a primary function of protonephridia

1. excretion

2.osmoregulation

3.fluid volume regulation

4.ionic volume regulation

Posted Date:-2021-02-21 11:43:35


Question:
This is used as an osmolyte in humans to increase medullary interstitial osmolality during concentration of urine

1.Urea

2.TMAO

3.(a) and (b) both

4. Uric acid

Posted Date:-2021-02-21 11:43:35


Question:
What is the mode of nutrition in bacteria?

1. heterotrophic

2.autotrophic

3.autotrophic and heterotrophic

4.none of the above

Posted Date:-2021-02-21 11:43:35


Question:
When green tomatoes fruits turn to red, then

1.new chromoplasts are formed

2.chloroplasts are disintegrated and get converted into chromoplasts

3.chromoplasts are changed to chloroplasts

4.none of these

Posted Date:-2021-02-21 11:43:35


Question:
Without restoration, if excess water passes out from the tissues of kidney, the cells would

1.shrivel and die

2.burst open and die

3.not get affected at all

4.take water from plasma

Posted Date:-2021-02-21 11:43:35


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