Questions

Read the passage carefully and choose the best answer to each question out of the four alternatives.

Genetic variation is the cornerstone of evolution, without which there can be no natural selection, and so a low genetic diversity decreases the ability of a species to survive and reproduce, explains lead author Yoshan Moodley, Professor at the Department of Zoology, University of Venda in South Africa.

Two centuries ago, the black rhinoceros – which roamed much of sub Saharan Africa – had 64 different genetic lineages; but today only 20 of these lineages remain, says the paper. The species is now restricted to five countries, South Africa, Namibia, Kenya, Zimbabwe and Tanzania. Genetically unique populations that once existed in Nigeria, Cameroon, Chad, Eritrea, Ethiopia, Somalia, Mozambique, Malawi and Angola have disappeared. The origins of the 'genetic erosion' coincided with colonial rule in Africa and the popularity of big game hunting. From the second half of the 20th century, however, poaching for horns has dramatically depleted their population and genetic diversity, especially in Kenya and Tanzania.

Genetic diversity is proportional to _____________________.

Rearrange the parts of the sentence in correct order.

P: In addition, tsunamis move throughout the depth of the ocean and not just its surface.
Q A tsunami wave isn’t much different in height compared to other waves in the ocean.
R: That is why a tsunami generally goes unnoticed in the open ocean.
S: But, due to its wavelength, it "piles up" when it approaches land.

Rearrange the parts of the sentence in correct order.

P: It is said that the great poet Tulsi Dass composed it under divine inspiration.
Q: The Ramayana is a book of great social importance.
R: It is full of devotional songs besides tenets of social wisdom.
S: People read it and worship it.

Improve the bracketed part of the sentence

Vikram (insist that) he was innocent.

Improve the bracketed part of the sentence.

Perhaps the wolf (was waiting) to spring upon him.

Improve the bracketed part of the sentence.

It called for an end to (discrimination based at gender) against those who do not conform to the gender assigned to them.

Improve the bracketed part of the sentence.

She could not cope (by) the heavy workload.

Rearrange the parts of the sentence in correct order.

But the most important thing is,

P-I'll always be
Q-even if we're apart
R-with you