GB Living Organisms
Which is the correct sequence of levels of hierarchy of classification of organisms
Which one of the following is the correct sequence of levels of hierarchy of classification of organisms from higher to lower?
- Phylum – Class – Order – Family – Genus
- Phylum – Class – Family – Order – Genus
- Family – Order – Class – Species – Genus
- Class – Family – Order – Species – Genus
Which statements about classification of plants is correct
Which one of the following statements about classification of plants is correct?
- Thallophytes have well differentiated body design
- Funaria is a fungus
- All Pteridophytes are Phanerogams
- Vascular system is not found among Bryophytes
Which leaf modifications occur in the desert areas to inhibit water loss
Which of the following leaf modifications occur(s) in the desert areas to inhibit water loss?
- Hard and waxy leaves
- Tiny leaves
- Thorns instead of leaves
Select the correct answer using the code given below:
- 2 and 3 only
- 2 only
- 3 only
- 1, 2 and 3
Plants contain a variety of sterols like stigmasterol, ergosterol, sitosterol
Plants contain a variety of sterols like stigmasterol, ergosterol, sitosterol etc., Which very closely resemble cholesterol. These plant sterols are referred as:
- Phytosterols
- Calciferols
- Ergocalciferols
- Lumisterols
In dry regions, the leaf size of a tree becomes smaller
In dry regions, the leaf size of a tree becomes smaller. It is so to
- maintain natural growth
- protect plant from animals
- reduce metabolism
- reduce transpiration
Which microbes causes acidification and curdling of milk
Which one of the following microbes causes acidification and curdling of milk?
- Lactic Acid Bacillus
- Clostridium botulinum
- Vibrio cholerae
- Saccharomyces cerevisiae
Which is the scientific name of the causal organism of elephantiasis
Which one of the following is the scientific name of the causal organism of elephantiasis?
- Ascaris lumbricoides
- Culex pipiens
- Wuchereria bancrofti
- Fasciola hepatica
Well defined nucleus is absent in
Well defined nucleus is absent in
- blue green algae
- diatoms
- algae
- yeast
In taxonomic hierarchy family comes between
In taxonomic hierarchy family comes between
- Class and Order
- Order and Genus
- Genus and Species
- Division and Class
Real organs are absent in
Real organs are absent in
- Mollusca
- Coelenterata
- Arthropoda
- Echinodermata
Corals are
Corals are
- Poriferans attached to some solid support
- Cnidarians, that are solitary living
- Poriferans present at the sea bed
- Cnidarians that live in colonies
The locomotory organs of Echinodermata are
The locomotory organs of Echinodermata are
- tube feet
- muscular feet
- jointed legs
- parapodia
Organisms without nucleus and cell organelles belong to
Organisms without nucleus and cell organelles belong to
- fungi
- protista
- cyano bacteria
- archae bacteria
Select the correct option:
- (i) and (ii)
- (iii) and (iv)
- (i) and (iv)
- (ii) and (iii)
Which among the following have scales
Which among the following have scales?
- Amphibians
- Pisces
- Reptiles
- Mammals
Select the correct option:
- (i) and (iii)
- (iii) and (iv)
- (ii) and (iii)
- (i) and (ii)
Elephantiasis is caused by
Elephantiasis is caused by
- Wuchereria
- Pinworm
- Planarians
- Liver flukes
Which has specialised tissue for conduction of water
Which among the following has specialised tissue for conduction of water?
- Thallophyta
- Bryophyta
- Pteridophyta
- Gymnosperms
Select the correct option:
- (i) and (ii)
- (ii) and (iii)
- (iii) and (iv)
- (i) and (iv)
The two micro-organisms which live in symbiotic association in lichens
The two micro-organisms which live in symbiotic association in lichens are
- fungus and protozoa
- alga and bacteria
- bacteria and protozoa
- alga and fungus
Which of the following reproduces only inside a host cell
Which of the following reproduces only inside a host cell?
- Bacteria
- Virus
- Amoeba
- Fungus
Earthworms breathe through their
Earthworms breathe through their
- skin
- gills
- lungs
- stomata
Which are characteristics of living beings
Which of the following are characteristics of living beings?
- Respiration
- Reproduction
- Adaptation
- Excretion
Choose the correct answer from the options below:
- (i), (ii) and (iv) only
- (i) and (ii) only
- (ii) and (iv) only
- (i), (ii), (iii) and (iv)
Which cannot be called a habitat
Which of the following cannot be called a habitat?
- A desert with camels.
- A pond with fishes.
- A jungle with wild animals.
- Cultivated land with grazing cattle.
Which organisms does not have both muscles and skeleton for movement
Which of the following organisms does not have both muscles and skeleton for movement?
- dog
- snail
- earthworm
- human being
Which terms constitute the female part of the flower
Which of the following terms constitute the female part of the flower.
- sepals, petal and stamen
- stigma, style and ovary
- ovary, stamen and stigma
- ovary, style and stamen
Which is not the primary function of stem
Which of the following is not the primary function of stem?
- Conduction of water
- Photosynthesis
- Formation of branches
- Bears flowers and fruits
Which is the correct match between the characteristics of stem and the category of plant
Which of the following is the correct match between the characteristics of stem and the category of plant?
- weak stem which cannot stand upright: Creeper
- green tender stem : Shrub
- thick, hard stem with branching near the base : Tree
- thick, hard stem with branches high on the plant : Herb