GATE (Graduate Aptitude Test in Engineering) Ecology: Questions 11 - 15 of 45

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Question 11

Acoustic and Visual Signaling

Appeared in Year: 2019

Question

MCQ▾

Which of the following habitats is best suited for infrasound (low frequency) communication in animals?

Choices

Choice (4)Response

a.

Coral reef

b.

Open ocean

c.

Rainforest

d.

Urban area

Question 12

Applied Ecology

Appeared in Year: 2019

Question

MCQ▾

Gut passage time is defined as the time taken from ingestion to excretion of a food item. Which among the following animals has the longest gut passage time?

Choices

Choice (4)Response

a.

Black bear

b.

Human being

c.

Gaur

d.

Tiger

Question 13

Appeared in Year: 2019

Question

MCQ▾

The coordinates of P is ( Q is , R is and S is The area of the trapezoid PQRS is (round off to 1 decimal place) .

The Coordinates

Choices

Choice (4)Response

a.

3.49 to 3.51

b.

1.49 to 1.51

c.

2.49 to 2.51

d.

Question does not provide sufficient data or is vague

Question 14

Appeared in Year: 2019

Question

MCQ▾

Semelparous species are those that produce all of their offspring in a single reproductive event. The survivorship curve of a population of a Semelparous species would most likely resemble which of the following?

The Survivorship Curve

Choices

Choice (4)Response

a.

i

b.

ii

c.

iii

d.

iv

Question 15

Appeared in Year: 2019

Question

MCQ▾

A population of birds has a 3: 2 male to female adult sex ratio at the beginning of the breeding season. During the breeding season, every female produces 8 eggs of which 4 survive to become juveniles. A census at the end of the breeding season accurately

estimates the bird population to be 1300 individuals. Assuming no deaths, the number of adult males in this population is individuals.

Choices

Choice (4)Response

a.

300

b.

200

c.

400

d.

Question does not provide sufficient data or is vague

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