Question : If $4r=h+\sqrt{r^2+h^2}$, then $r:h$ is?$(r\neq0)$

Option 1: 17 : 8

Option 2: 8 : 17

Option 3: 8 : 15

Option 4: 15 : 8

Question : Comprehension:

In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.

The (1)____ of birds is one of the most fascinating aspects of the natural world. From the soaring flight of eagles to the colourful plumage of parrots, birds have evolved a wide range of (2)_____ to survive and thrive in their environments. One of the most remarkable adaptations is the ability of some birds to migrate over vast distances, often crossing oceans and continents to reach their breeding or wintering grounds. However, many species of birds are facing threats to their survival, such as habitat loss, climate change and (3)______ by humans. In response, conservation efforts have been put in place to protect these birds and their habitats. This might involve creating protected areas, restoring degraded habitats or reducing the use of pesticides and other harmful chemicals. Another important aspect of bird conservation is (4)_______ populations to track changes over time and identify emerging threats. This can be done through citizen science programmes or through more intensive efforts led by conservation organisations. Ultimately, protecting birds and their habitats is not only important for the birds themselves but also for the broader ecosystems they are a part of, and the many benefits these ecosystems provide to humans, such as clean air and water, and (5)______ opportunities.

Select the most appropriate option to fill in blank no. 3.

Option 1: safeguarding

Option 2: preservation

Option 3: exploitation

Option 4: migration

Question : Directions: In the following question, select the related number from the given alternatives.
ACOUSTIC : 91 :: RENOUNCE : ?

Option 1: 95

Option 2: 99

Option 3: 105

Option 4: 109

Question : If $x=\sqrt[3]{2+\sqrt{3}}$, the value of $x^3+\frac{1}{x^3}$ is:

Option 1: 8

Option 2: 9

Option 3: 2

Option 4: 4

Question : If the value of a company's stock drops from Rs. 25 per share to Rs. 21 per share, the percentage decrease per share is:

Option 1: 4

Option 2: 8

Option 3: 12

Option 4: 16

Question : Direction: If 84 + 96 = 4842, then 36+78 = ?

Option 1: 3918

Option 2: 3678

Option 3: 3819

Option 4: 1839

Question : Directions: The bar graph shows the number of males and females (in crores) in India from 1951-1991. Read the graph and answer the following question:
What was the approximate number of males in India in 1971 per thousand females?

Option 1: 913

Option 2: 1075

Option 3: 1077

Option 4: 1175

Question : A tropical deciduous plant special to the Deccan Plateau is

Option 1: teak

Option 2: shisham

Option 3: sandalwood

Option 4: sal

Question : Directions: From the given option figures, select the one in which the question figure is embedded.

Option 1:

Option 2:

Option 3:

Option 4:

Question : Select the most appropriate option to fill in the blank and complete the collocation.

Although she didn't reveal her plans clearly, I had a__________ idea.

Option 1: clear

Option 2: concise

Option 3: complete

Option 4: rough