Question # 1

The whole of the world land is called.

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Lithosphere

Hydrosphere

Ecosphere

Biosphere

Human appendix, coccyx and nictiating membrane of the eye are:

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Vestigical organs

Homologous organs

Analogous organs

Embroyonic organs

The study of birds is:

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Ornithology

Ichthyology

Herpetology

Entomology

In xerosere, polytrichum and tortula represent.

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Herbaceous stage

Moss stage

Follage lichen stage

Crustose lichen stage

In root nodules, the organisms present are.

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Bacteria

Algae

Fungi

Cyapobacteria

Annual rain fall in deserts is less than

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25 to 50 cm

10 to 22 cm

15 - 25 cm

20 to 40 cm

The average rainfall is between 750 - 1500 mm in

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Temperate deciduous forests

Coniferous alpine and boreal forests

Tropical rain forests

Grassland ecosystem

A willow 10 centimetres (4 inches) high may have a trunk 7 centimetres (3 inches) in diameter and be 50 years old in

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Taiga

Tundra

Desert

Savanna

Symbiotic association of analgia living within fungus mycelium is known as.

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Mycorrhiza

Lichen

Parasitism

Root Nodules

The leaves with very small surface area, are found in.

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Hydrophytes

Xerophytes

Sciophytes

Mesophytes

The total energy of the sun, trapped by the producer in an ecosystem is about.

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20%

01%

10%

30%

One of the following is an example of predator prey relationship

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fungus and alga

Fox and Rabbit

Flower and Insect

Root nodule bacteria

Coniferous forests located at high latitude are called

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Alpine

Boreal

Arctic

Both a & b

The living organisms producing their own food.

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Heterotrophs

Consumers

Green plants

Decomposers

Biome is a

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Simple community

Complex community

Regional community

Climax community

Grasslands present in temperate climates are also called

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Prairies

Pampas

plain

Lowland

The random loss of alleles in a population is called:

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Mutation

Selection

Gene flow

Genetic drift

Mutualism is a type of.

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Symbiosis

Parasitism

Predication

Commensalism

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Biology FSC Part 2 Chapter 25 Online MCQ's Test MCQs With Answers

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