The acidification of oceans is increasing. Why is this phenomenon a cause of concern?
1. The growth and survival of calcareous phytoplankton will be adversely affected.
2. The growth and survival of coral reefs will be adversely affected.
3. The survival of some animals that have phytoplanktonic larvae will be adversely affected.
4. The cloud seeding and formation of clouds will be adversely affected. Which among the statements given above is/are correct?
Subject: Environment
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The acidification of oceans is increasing. Why is this phenomenon a cause of concern
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Due to improper/indiscriminate disposal of old and used computers or their parts, which of the
Due to improper/indiscriminate disposal of old and used computers or their parts, which of the
following are released into the environment as e-waste?
(1). Beryllium
(2). Cadmium
(3). Chromium
(4). Heptachlor
(5). Mercury
(6). Lead
(7). Plutonium
Select the correct answer using the codes given below. -
With reference to the food chains in ecosystems, which of the following kinds of organism is/are
With reference to the food chains in ecosystems, which of the following kinds of organism is/are
known as decomposer organism/organisms?
1.Virus
2.Fungi
3.Bacteria
Select the correct answer using the codes given below. -
In which of the following states is lion-tailed macaque found in its natural habitat
In which of the following states is lion-tailed macaque found in its natural habitat?
1.Tamil Nadu
2.Kerala
3.Karnataka
4.Andhra Pradesh
Select the correct answer using the codes given below. -
Acid rain is caused by the pollution of environment by
Acid rain is caused by the pollution of environment by
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Which of the following can be found as pollutants in the drinking water in some parts of India
Which of the following can be found as pollutants in the drinking water in some parts of India?
(1). Arsenic
(2). Sorbitol
(3). Fluoride
(4). Formaldehyde
(5). Uranium
Select the correct answer using the codes given below. -
With reference to the usefulness of the by-products of sugar industry, which of the following
With reference to the usefulness of the by-products of sugar industry, which of the following
statements is/are correct?
(1). Bagasse can be used as biomass fuel for the generation of energy.
(2). Molasses can be used as one of the feedstocks for the production of synthetic chemical
fertilizers.
(3). Molasses can be used for the production of ethanol. Select the correct answer using the
codes given below. -
Which one of the following terms describes not only the physical space occupied by an
Which one of the following terms describes not only the physical space occupied by an
organism, but also its functional role in the community of organisms? -
In the grasslands, trees do not replace the grasses as a part of an eological succession because
In the grasslands, trees do not replace the grasses as a part of an eological succession because
of -
Which one of the following is the correct sequence of ecosystems in the order of decreasing
Which one of the following is the correct sequence of ecosystems in the order of decreasing
productivity?