NEET Test Series-2021/NEET Biology MCQS Mock Test Paper 23 Sample Test,Sample questions

Question:
A good alternative to biogas is

1.Charcoal

2.Coal

3.Oil and petroleum

4.Fuel wood

Posted Date:-2021-02-22 02:28:02


Question:
A quality of angiosperms without any exception is

1.autotrophic nutrition

2.secondary growth

3.double fertilization

4.presence of vessels

Posted Date:-2021-02-22 02:28:02


Question:
Abelmoschus esculentus belongs to which of the following families?

1.Brassicaceae

2.Malvaceae

3. Liliaceae

4.Cucurbitaceae

Posted Date:-2021-02-22 02:28:02


Question:
Algae are further classified into different classes based on which of the following characteristics?

1. Types of pigments

2.Composition of cell wall

3.Thallus organization

4.Food reserve

Posted Date:-2021-02-22 02:28:02


Question:
An ideal good fuel can be attained from

1.Mangifera indica

2.Michelia excelsa

3.Dalbergia sissoo

4.Bauhinia racemosa

Posted Date:-2021-02-22 02:28:02


Question:
ATP synthesis by ATP synthase is driven by the movement of

1.protons

2.NADH

3.electrons

4.All of the above

Posted Date:-2021-02-22 02:28:02


Question:
Axile placentation is not found in

1.Malvaceae

2.Liliaceae

3.Solanaceae

4.Fabaceae

Posted Date:-2021-02-22 02:28:02


Question:
 A floral formula does not tell about

1.ovary position

2.whorls of floral parts

3. number of floral parts

4. placentation and aestivation

Posted Date:-2021-02-22 02:28:02


Question:
 Diadelphous stamens are found in

1.Fabaceae

2.Ranunculaceae

3.Malvaceae

4.Poaceae

Posted Date:-2021-02-22 02:28:02


Question:
 In which part of the cell, oxidative phosphorylation takes place?

1.Inner mitochondrial membrane

2. Outer mitochondrial membrane

3.Grana of chloroplast

4.Stroma of chloroplast

Posted Date:-2021-02-22 02:28:02


Question:
 These bacterial groups are exploited in the production of biogas

1.Eubacteria

2.Organotrophs

3.Methanotrophs

4.Methanogens

Posted Date:-2021-02-22 02:28:02


Question:
Compositae is characterized by which of the following inflorescences?

1.Hypanthodium

2.Capitulum

3.Iodicule

4.Perianth

Posted Date:-2021-02-22 02:28:02


Question:
Cytochromes are present in

1. lysosomes

2.mitochondrial matrix

3.cristae of mitochondria

4.outer membrane of mitochondria

Posted Date:-2021-02-22 02:28:02


Question:
Domination of angiosperms on land due to

1.domestication

2.self-pollination

3. a large number of seeds

4.adaptability in diverse habitats

Posted Date:-2021-02-22 02:28:02


Question:
Electron transport system (ETS) is present in which of the following parts of mitochondria?

1. Inner membrane

2.Outer membrane

3.Matrix

4.Stroma

Posted Date:-2021-02-22 02:28:02


Question:
Fruits of the solanaceae family are

1.Capsule or berry

2.Pod

3.Drupe

4.Siliqua

Posted Date:-2021-02-22 02:28:02


Question:
Half-inferior ovary and perigynous flowers are present in

1.Cucumber

2.Guava

3.Brinjal

4.Plum

Posted Date:-2021-02-22 02:28:02


Question:
If a sponge is chopped into small pieces, this happens

1.some of the pieces forms organs

2.every piece forms a sponge

3.this will differentiate

4.it dies

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following plants does not have independent and free-living male and female gametophytes?

1. Funaria

2.Pteris

3.Cedrus

4.Polytrichum

Posted Date:-2021-02-22 02:28:02


Question:
Maximum energy can be extracted from wood through

1.Cracking

2.Gasification

3.Direct burning

4.Biomass

Posted Date:-2021-02-22 02:28:02


Question:
Natural gas, petrol and coal are this type of fuel

1. liquid fuels

2.fossil fuels

3. electrical fuels

4.biofuels

Posted Date:-2021-02-22 02:28:02


Question:
Non-renewable resource is

1.minerals and animals

2.plants and animals

3.minerals and fossils

4.fishes and planktons

Posted Date:-2021-02-22 02:28:02


Question:
Obligately placed superior ovary is the characteristic of

1.Fabaceae

2.Brassicaceae

3. Solanaceae

4.Compositae

Posted Date:-2021-02-22 02:28:02


Question:
Oxidative phosphorylation results in the formation of

1.Oxygen

2.ADP

3. ATP + H2O

4. NADH

Posted Date:-2021-02-22 02:28:02


Question:
Petals of which of the following flowers form a keel?

1.Cassia

2.Gulmohar

3.Bean

4.Calotropis

Posted Date:-2021-02-22 02:28:02


Question:
Petroplants was recognized first by

1.M.Calvin

2.Slack and Hatch

3.Darwin

4.Lamarck

Posted Date:-2021-02-22 02:28:02


Question:
Pick the incorrect pair

1.Ethanol used as gasoline

2.Biogas produced from dung

3.Animal energy used most efficiently

4.Latex source of liquid hydrocarbons

Posted Date:-2021-02-22 02:28:02


Question:
Plant diversification is a result of

1.seed dispersal

2. suddenly appeared

3. abrupt mutations

4.a long period of evolutionary changes

Posted Date:-2021-02-22 02:28:02


Question:
Potato, tomato and brinjal belong to

1.Brassicaceae

2.Malvaceae

3.Solanaceae

4.Liliaceae

Posted Date:-2021-02-22 02:28:02


Question:
Solar energy transducer is

1. Chlorella

2. Orobanche

3.Rhizobium

4. Agaricus

Posted Date:-2021-02-22 02:28:02


Question:
Staminodes are commonly found in?

1.Caesalpinioideae

2.Papilionatae

3.Cruciferae

4.Malvaceae

Posted Date:-2021-02-22 02:28:02


Question:
Synandrous condition of stamen is commonly found in which of the following families?

1.Rosaceae

2.Malvaceae

3.Umbelliferae

4.Cucurbitaceae

Posted Date:-2021-02-22 02:28:02


Question:
Tetradynamous stamen is a characteristic feature of

1.Cruciferae

2.Malvaceae

3.Solanaceae

4.Liliaceae

Posted Date:-2021-02-22 02:28:02


Question:
The best description of the group of animals to which Sycon belongs is

1.acellular or unicellular

2.multicellular possessing tissue organization where the body cavity is absent

3.multicellular with a gastrovascular system

4.multicellular without any tissue organization

Posted Date:-2021-02-22 02:28:02


Question:
This is a major source of liquid hydrocarbon

1. Solanum tuberosum

2.Euphorbia antisyphilitica

3.Cocos nucifera

4.Calotropis gigantea

Posted Date:-2021-02-22 02:28:02


Question:
Ubiquinone transfers its electrons to

1.Complex I

2.Complex II

3. matrix

4.Cyt c

Posted Date:-2021-02-22 02:28:02


Question:
What is the placentation in the unilocular ovary with a single ovule?

1.Axile

2.Free central

3.Basal

4.Marginal

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following characteristics differentiates bryophytes from algae?

1.They lack vascular tissue

2.The plant body is thalloid

3. They have chloroplasts

4.They possess archegonia

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following differentiates conifers from grasses?

1.Absence of pollen tubes

2.Lack of xylem tracheids

3. Seeds are produced from ovules

4.endosperm formation without fertilization

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following differentiates pteridophytes from bryophytes and thallophytes?

1.Alternation of generation

2.Archegonia

3.Motile antherozoids

4.Vascular tissues

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following families is characterised by trimerous flowers, superior and trilocular ovary with axile placentation?

1.Cucurbitaceae

2.Solanaceae

3.Liliaceae

4.Compositae

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following flowers is perigynous?

1.Hibiscus

2.Rose

3.Cucumber

4.Guava

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following has zygomorphic flowers?

1.Tomato

2.Gulmohar

3.Mustard

4.Datura

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following is a characteristic of bryophytes?

1.They possess chloroplasts

2.They have archegonia

3.The plant body is thalloid

4. All of the above

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following is incorrect for Fabaceae?

1. Actinomorphic flower

2. Monocarpellary superior ovary

3.Vexillary aestivation

4.Legume fruit

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following is the Complex III of ETS?

1.NADH dehydrogenase

2.Cytochrome aa3

3.Cytochrome bc1

4.ATP synthase

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following is the correct sequence of electron acceptors in ETS for production of ATP?

1.Cyt b, c, a, a3

2.Cyt a, a, b, c

3.Cyt c, b, a, a3

4.Cyt b, c, a3, a

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following is the first complex (Complex I) of ETS?

1.NADH dehydrogenase

2.Cytochrome aa3

3.Cytochrome bc1

4.ATP synthase

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following is the inflorescence of Solanum nigrum?

1.Cymose

2.Catkin

3.Racemose

4.None of the above

Posted Date:-2021-02-22 02:28:02


Question:
Which of the following terminal cytochromes is responsible for donating electrons to oxygen?

1.Cyt a3

2.Cyt b

3.Cyt c

4.Cyt a1

Posted Date:-2021-02-22 02:28:02


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