A good alternative to biogas is
1.Charcoal
2.Coal
3.Oil and petroleum
4.Fuel wood
A quality of angiosperms without any exception is
1.autotrophic nutrition
2.secondary growth
3.double fertilization
4.presence of vessels
Abelmoschus esculentus belongs to which of the following families?
1.Brassicaceae
2.Malvaceae
3. Liliaceae
4.Cucurbitaceae
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
An ideal good fuel can be attained from
1.Mangifera indica
2.Michelia excelsa
3.Dalbergia sissoo
4.Bauhinia racemosa
ATP synthesis by ATP synthase is driven by the movement of
1.protons
2.NADH
3.electrons
4.All of the above
Axile placentation is not found in
1.Malvaceae
2.Liliaceae
3.Solanaceae
4.Fabaceae
 A floral formula does not tell about
1.ovary position
2.whorls of floral parts
3. number of floral parts
4. placentation and aestivation
 Diadelphous stamens are found in
1.Fabaceae
2.Ranunculaceae
3.Malvaceae
4.Poaceae
 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
 These bacterial groups are exploited in the production of biogas
1.Eubacteria
2.Organotrophs
3.Methanotrophs
4.Methanogens
Compositae is characterized by which of the following inflorescences?
1.Hypanthodium
2.Capitulum
3.Iodicule
4.Perianth
Cytochromes are present in
1. lysosomes
2.mitochondrial matrix
3.cristae of mitochondria
4.outer membrane of mitochondria
Domination of angiosperms on land due to
1.domestication
2.self-pollination
3. a large number of seeds
4.adaptability in diverse habitats
Electron transport system (ETS) is present in which of the following parts of mitochondria?
1. Inner membrane
2.Outer membrane
3.Matrix
4.Stroma
Fruits of the solanaceae family are
1.Capsule or berry
2.Pod
3.Drupe
4.Siliqua
Half-inferior ovary and perigynous flowers are present in
1.Cucumber
2.Guava
3.Brinjal
4.Plum
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
Which of the following plants does not have independent and free-living male and female gametophytes?
1. Funaria
2.Pteris
3.Cedrus
4.Polytrichum
Maximum energy can be extracted from wood through
1.Cracking
2.Gasification
3.Direct burning
4.Biomass
Natural gas, petrol and coal are this type of fuel
1. liquid fuels
2.fossil fuels
3. electrical fuels
4.biofuels
Non-renewable resource is
1.minerals and animals
2.plants and animals
3.minerals and fossils
4.fishes and planktons
Obligately placed superior ovary is the characteristic of
1.Fabaceae
2.Brassicaceae
3. Solanaceae
4.Compositae
Oxidative phosphorylation results in the formation of
1.Oxygen
2.ADP
3. ATP + H2O
4. NADH
Petals of which of the following flowers form a keel?
1.Cassia
2.Gulmohar
3.Bean
4.Calotropis
Petroplants was recognized first by
1.M.Calvin
2.Slack and Hatch
3.Darwin
4.Lamarck
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
Plant diversification is a result of
1.seed dispersal
2. suddenly appeared
3. abrupt mutations
4.a long period of evolutionary changes
Potato, tomato and brinjal belong to
1.Brassicaceae
2.Malvaceae
3.Solanaceae
4.Liliaceae
Solar energy transducer is
1. Chlorella
2. Orobanche
3.Rhizobium
4. Agaricus
Staminodes are commonly found in?
1.Caesalpinioideae
2.Papilionatae
3.Cruciferae
4.Malvaceae
Synandrous condition of stamen is commonly found in which of the following families?
1.Rosaceae
2.Malvaceae
3.Umbelliferae
4.Cucurbitaceae
Tetradynamous stamen is a characteristic feature of
1.Cruciferae
2.Malvaceae
3.Solanaceae
4.Liliaceae
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
This is a major source of liquid hydrocarbon
1. Solanum tuberosum
2.Euphorbia antisyphilitica
3.Cocos nucifera
4.Calotropis gigantea
Ubiquinone transfers its electrons to
1.Complex I
2.Complex II
3. matrix
4.Cyt c
What is the placentation in the unilocular ovary with a single ovule?
1.Axile
2.Free central
3.Basal
4.Marginal
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
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
Which of the following differentiates pteridophytes from bryophytes and thallophytes?
1.Alternation of generation
2.Archegonia
3.Motile antherozoids
4.Vascular tissues
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
Which of the following flowers is perigynous?
1.Hibiscus
2.Rose
3.Cucumber
4.Guava
Which of the following has zygomorphic flowers?
1.Tomato
2.Gulmohar
3.Mustard
4.Datura
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
Which of the following is incorrect for Fabaceae?
1. Actinomorphic flower
2. Monocarpellary superior ovary
3.Vexillary aestivation
4.Legume fruit
Which of the following is the Complex III of ETS?
1.NADH dehydrogenase
2.Cytochrome aa3
3.Cytochrome bc1
4.ATP synthase
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
Which of the following is the first complex (Complex I) of ETS?
1.NADH dehydrogenase
2.Cytochrome aa3
3.Cytochrome bc1
4.ATP synthase
Which of the following is the inflorescence of Solanum nigrum?
1.Cymose
2.Catkin
3.Racemose
4.None of the above
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