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Q:

If an animal is an ectotherm, it has?

A) A skeleton on the inside of its body B) A body that does not produce much internal heat
C) A skeleton on the outside of its body D) A body that regulates its own internal temperature

Answer:   B) A body that does not produce much internal heat



Explanation:
Subject: Animals and Birds
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Q:

Which animal dont have vocal cords?

A) Dog B) Horse
C) Giraffe D) Donkey
 
Answer & Explanation Answer: C) Giraffe

Explanation:

Giraffe have no vocal cords.

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2 55
Q:

Number of chambers in reptiles heart? 

A) 4 B) 2
C) 3 D) 1
 
Answer & Explanation Answer: C) 3

Explanation:

Except crocodile which has 4 chambers, all the reptiles have 3 chambers in their heart.

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1 75
Q:

A lion eating a zebra is an example of

A) predation B) a keystone species
C) herbivory D) habitat destruction
 
Answer & Explanation Answer: A) predation

Explanation:
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1 123
Q:

How many tentacles does an octopus have?

A) 9 B) 8
C) 3 D) 0
 
Answer & Explanation Answer: B) 8

Explanation:

An octopus have 3 hearts, 9 brains and 8 tentacles.

how_many_tentacles_does_an_octopus_have1546856090.jpg image

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2 135
Q:

Which is characterized by an absence of jaws?

A) Trout B) Sea horse
C) Lamprey D) All of the above
 
Answer & Explanation Answer: C) Lamprey

Explanation:

which_is_characterized_by_an_absence_of_jaws1546668793.jpg image

The Lamprey fish is characterized by an absence of jaws.

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1 162
Q:

Which among the following have a 'mixed heart'?

 

A) Reptiles B) Nematodes
C) Birds D) Fishes
 
Answer & Explanation Answer: A) Reptiles

Explanation:

Mixed heart means the heart in which the oxygenated and the deoxygenated blood is mixed. Reptiles and amphibians have mixed heart.

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0 531
Q:

What color is a giraffe's tongue?

A) Purple B) Brown
C) Black D) Yellow
 
Answer & Explanation Answer: A) Purple

Explanation:

The color of giraffe's tongue is purple or bluish to prevent it from sunburn as it lives in tropical regions.

what_color_is_a_giraffes_tongue1545024284.JPG image

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1 270
Q:

The only bird which can fly backward is

A) Parrot B) Albatross
C) Penguin D) Humming
 
Answer & Explanation Answer: D) Humming

Explanation:

Humming bird is the smallest bird and the only bird which can fly in backwards in the world.

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