Living Organisms Exhibit Biodiversity

Q. The number and types of organisms present on earth is known as

1. Variety
2. Species diversity
3. Diversity
4. Biodiversity

Q. Did such great diversity exist throughout earth’s history?

Q. Today we are left with only ________ of species compared to those that were available in the past.

1. 1/10th
2. 1/20th
3. 10 times
4. 500 times

Q. Biodiversity can be defined as the variety and variability amongst life forms_______.

1. at all levels of biological organisation
2. only at species level
3. only at genetic level
4. only at ecosystem level

Q. Today we are left with only ________ of species compared to those that were available in the past.

1. 1/10th
2. 1/20th
3. 10 times
4. 500 times

Q.

what is biodiversity?what constitutes biodiversity?who coined the word "biodiversity"?

Q. There are four major causes of accelerated rates of species extinction, which are collectively called as 'the evil quartet'. Which one of the following is not included in 'the evil quartet'?

1. Over exploitation
2. Pollution
3. Co-extinctions
4. Alien species invasions

Q. Today we are left with only ________ of species compared to those that were available in the past.

1. 500 times
2. 1/20th
3. 10 times
4. 1/10th

Q. The number and types of organisms present on earth is known as

1. Variety
2. Diversity
3. Biodiversity
4. Species diversity

Q.

1. Gene library
2. Gene bank
3. Gene pool
4. Herbarium

Q. Today we are left with only ________ of species compared to those that were available in the past.

1. 1/10th
2. 10 times
3. 500 times
4. 1/20th