11
Why do cats and dog’s eye glow at night?
A.
B.
C.
D.
Answer & Solution
The glowing effect is due to the tapetum lucidum, a layer of
cells in their eyes that reflects light, enhancing their night vision.
12
Which animal defends itself by changing its color?
A.
B.
C.
D.
Answer & Solution
Chameleons are famous for their ability to change color for
camouflage, communication, or temperature regulation.
13
Which animal can’t make sound?
A.
B.
C.
D.
Answer & Solution
Giraffes are one of the few animals that are silent and do
not make vocal sounds.
14
Who is called a natural plow or farmer's friend?
A.
B.
C.
D.
Answer & Solution
Earthworms are often referred to as "farmer's
friends" because they aerate the soil, improving its fertility and
structure.
15
Earthworms breathe with the help of ___________ .
A.
B.
C.
D.
Answer & Solution
Earthworms absorb oxygen and release carbon dioxide through
their moist skin.
16
Which insect can carry about fifty times its own weight?
A.
B.
C.
D.
Answer & Solution
Ants are known for their incredible strength, being able to
carry objects many times heavier than their body weight.
17
Pearls are the result of oyster’s __________ .
A.
B.
C.
D.
Answer & Solution
Pearls form when an oyster or mollusk secretes layers of
nacre around an irritant, such as a grain of sand, which causes inflammation.
18
Which of the following listens with the help of the tongue?
A.
B.
C.
D.
Answer & Solution
Snakes use their tongue to "taste" or detect
chemicals in the air, which helps them "hear" or sense their
environment.
19
What type of wound is caused by a venomous snakebite?
A.
B.
C.
D.
Answer & Solution
A venomous snake typically leaves two puncture marks from
its fangs when it bites.
20
What is the pigment of shrimp blood?
A.
B.
C.
D.
Answer & Solution
Shrimp blood is white due to the absence of hemoglobin.
Instead, it contains hemolymph, which is clear or white.
