31. Which of the following secretes digestive enzymes into the duodenum that break down proteins, fats, and carbohydrates?
[A] Liver
[B] Pancreas
[C] Gallbladder
[D] Small intestine
Show Answer
Correct Answer: B [Pancreas]
Notes:
The pancreas secretes digestive enzymes into the duodenum that break down proteins, fats, and carbohydrates.
32. The lytic enzyme released y sperm is __.
[A] Ligase
[B] Acrosome
[C] Androgamone
[D] Hyaluronidase
Show Answer
Correct Answer: D [Hyaluronidase]
Notes:
y Sperm releasing lytic enzyme is Hyaluronidase. It catalyzes the degradation of hyaluronic acid.
33. A tube that allows urine to pass out of the body __
[A] penis
[B] urethra
[C] scrotum
[D] All of the above
Show Answer
Correct Answer: B [urethra]
Notes:
A tube that allows urine to pass out of the body’s urethra. It is a long tube that runs through the penis.
34. The female Reproductive System creates egg cells that are essential for reproduction known as __
[A] Menstrual Cycle
[B] Pregnancy
[C] Fertilization
[D] Ova
Show Answer
Correct Answer: D [Ova]
Notes:
The female Reproductive System creates egg cells that are essential for reproduction known as Ova.
35. Listeriosis is a serious infection caused by __
[A] Listeria pestis
[B] Listeria monocytogenes
[C] Listeria papillomavirus
[D] None of these
Show Answer
Correct Answer: B [Listeria monocytogenes]
Notes:
Listeriosis is a serious infection caused by Listeria monocytogenes. It is caused by eating food contaminated with the bacterium Listeria monocytogenes.
36. Which of the following does not affect health?
[A] Genetic disorders
[B] Infections
[C] LifeStyle
[D] Health Insurance
Show Answer
Correct Answer: D [Health Insurance]
Notes:
Genetic disorders, Infections, and LifeStyle always affect health. Whereas Health Insurance is a type of insurance that covers medical expenses caused by an illness.
37. The wing of a bat and the wing of a bird are the examples of ____ limbs:
[A] Heterogeneous
[B] Homogenous
[C] Homologous
[D] Analogous
Show Answer
Correct Answer: D [Analogous]
Notes:
The wings of insects, bats and birds, that evolved independently in each lineage separately after diverging from an ancestor without wings, are examples of analogous organs. Analogous organs are the opposite of homologous organs, which have similar functions but different origins.
38. The only bird that flies backward is ____:
[A] Koel (Cuckoo)
[B] Sparrow
[C] Siberian Crane
[D] Hummingbird
Show Answer
Correct Answer: D [Hummingbird]
Notes:
A humming bird the smallest of all known birds can rotate each of its wings in a circle, allowing them to be the only bird which can fly forwards, backwards, up, down, sideways or sit in sheer space. To hover, humming birds move their wings forward and backward in a repeated figure eight.
39. Self pollination will lead to
____:
[A] Inbreeding
[B] Overbreeding
[C] Outbreeding
[D] Rare breeding
Show Answer
Correct Answer: A [Inbreeding]
Notes:
Self-pollination can lead to inbreeding depression, or the reduced vitality in the species along with reduced chances of variation among members of species. This is why many flowers that could potentially self-pollinate have a built-in mechanism to avoid it.
40. Which type of plants are very tall and have hard and thick brown stem?
[A] Trees
[B] Herbs
[C] Shrubs
[D] None of the above
Show Answer
Correct Answer: A [Trees]
Notes:
The plants, which have hard and thick brown stem and are very tall are called trees. The stems have branches in upper part and much above the ground. For example, mango, neem. Trees are not a taxonomic group but include a variety of plant species that have independently evolved a woody trunk and branches as a way to tower above other plants for sunlight.
