FOCUSKEYWORD
In sub humid tropical grassland rate of primary production is more than
3000 g/m2
6000 g/m2
4000 g/m2
2000 g/m2
Water is stored for use during the period of drought in fleshy stems of
Euphoribia
None of these
Cacti
Both a & b
Using the hardin-weinberg principle, which expression represents the frequency of the homo-zygous recessive genotype?
q
2p
q2
p2
A willow 10 centimetres (4 inches) high may have a trunk 7 centimetres (3 inches) in diameter and be 50 years old in
Savanna
Tundra
Taiga
Desert
Which one is Tall grass
Panicum
Andropogon
Stipa
Both a & b
Some dominant trees of temperate deciduous forests are
Both a,b and c
Berberis lyceum
Pinus wallichiana
Taxus baccata
The perennial plants are bushes or cacti with large shallow root systems in
Taiga
Grassland
Deserts
Tundra
Littoral invertebrate animals include
Snail flatworms
Insect larvae
Small crustaceans
All a,b,and c
Human appendix, coccyx and nictiating membrane of the eye are:
Vestigical organs
Analogous organs
Embroyonic organs
Homologous organs
Coniferous forests located at high latitude are called
Alpine
Boreal
Both a & b
Arctic
Fresh water ecosystem covers less than
7%
3%
5%
1%
Similarity in characteristics resulting from common ancestry is known as:
Homology
Analogy
Phylogeny
Evolutionary relationship
1 2
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