| 1721 |
The rivet popper hypothesis, which compares species in an ecosystem to rivets in an aeroplane, was proposed by |
Biology/Biological Studies/Biotechnology/Biochemistry
Biodiversity: concept and patterns |
Easy |
| 1722 |
In the species–area relationship log S = log C + Z log A, the value of Z for very large areas such as whole c… |
Biology/Biological Studies/Biotechnology/Biochemistry
Biodiversity: concept and patterns |
Medium |
| 1723 |
Which is NOT one of the standard explanations for the high species diversity of the tropics? |
Biology/Biological Studies/Biotechnology/Biochemistry
Biodiversity: concept and patterns |
Medium |
| 1724 |
An ecologist finds that a grassland plot with 16 plant species shows much smaller year-to-year changes in tot… |
Biology/Biological Studies/Biotechnology/Biochemistry
Biodiversity: concept and patterns |
Hard |
| 1725 |
Which is considered the most important cause driving animals and plants to extinction? |
Biology/Biological Studies/Biotechnology/Biochemistry
Loss of biodiversity |
Easy |
| 1726 |
The introduction of the Nile perch into Lake Victoria led to the extinction of many species of |
Biology/Biological Studies/Biotechnology/Biochemistry
Loss of biodiversity |
Easy |
| 1727 |
Which animal became extinct mainly because of over-exploitation by humans? |
Biology/Biological Studies/Biotechnology/Biochemistry
Loss of biodiversity |
Medium |
| 1728 |
The Amazon rain forest is called the "lungs of the planet". Which human activity is a major threat to it? |
Biology/Biological Studies/Biotechnology/Biochemistry
Loss of biodiversity |
Medium |
| 1729 |
A plant species that depends on a single species of moth for pollination becomes extinct soon after the moth … |
Biology/Biological Studies/Biotechnology/Biochemistry
Loss of biodiversity |
Hard |
| 1730 |
Exploring molecular, genetic and species-level diversity to find products of economic importance is called |
Biology/Biological Studies/Biotechnology/Biochemistry
Conservation approaches |
Easy |
| 1731 |
The argument that every species has an intrinsic value even if it is of no economic use to humans is the |
Biology/Biological Studies/Biotechnology/Biochemistry
Conservation approaches |
Easy |
| 1732 |
A villager argues that a forest must be saved because it supplies firewood, fruits and medicinal herbs to his… |
Biology/Biological Studies/Biotechnology/Biochemistry
Conservation approaches |
Medium |
| 1733 |
Pollination of crops by bees and birds is cited as a reason for conserving biodiversity under which argument? |
Biology/Biological Studies/Biotechnology/Biochemistry
Conservation approaches |
Medium |
| 1734 |
Which statement correctly matches a conservation argument with its basis? |
Biology/Biological Studies/Biotechnology/Biochemistry
Conservation approaches |
Hard |
| 1735 |
Which of the following is an ex situ method of conservation? |
Biology/Biological Studies/Biotechnology/Biochemistry
In situ and ex situ conservation |
Easy |
| 1736 |
Species that are confined to a particular region and found nowhere else are called |
Biology/Biological Studies/Biotechnology/Biochemistry
In situ and ex situ conservation |
Easy |
| 1737 |
Which of the following biodiversity hotspots covers part of India? |
Biology/Biological Studies/Biotechnology/Biochemistry
In situ and ex situ conservation |
Medium |
| 1738 |
The Khasi and Jaintia Hills of Meghalaya are well known for |
Biology/Biological Studies/Biotechnology/Biochemistry
In situ and ex situ conservation |
Medium |
| 1739 |
A rare orchid survives only in a small forest patch that is about to be flooded by a dam. Which conservation … |
Biology/Biological Studies/Biotechnology/Biochemistry
In situ and ex situ conservation |
Hard |
| 1740 |
A factory produced its full target of 10,000 units on time, but used far more raw material than planned. What… |
Business Studies
Concept, objectives and importance of management |
Easy |