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Biology

Biology
Anaemia is caused because of deficiency of which of the following?

Iron
Sodium
Cobalt
Calcium

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Biology
Source of infection in diseases like Tuberculosis, Mumps and Whooping cough is

A vector
Droplets of saliva
Carrier organism
Direct contact

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Biology
Ginger is a stem and not a root because

It has nodes and internodes
It lacks chlorophyll
It stores food
None of these

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Biology
All sepals collectively constitute a structure termed as

Androecium
Gynaecium
Calyx
Corolla

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Biology
Consider the following statements1. Different plant species grow together2. Light cannot penetrate into the lower strata full of undergrowth Which of the following type of vegetation is characterized by the above?

Tropical deciduous
Warm temperate broad leaved deciduous
Equatorial moist evergreen
Mediterranean

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Biology
Plants wilt due to excess of

absorption
photosynthesis
transpiration
None of these

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