CBSE Zoology Human Reproduction,NEET biology practice questions,PDF

Human Reproduction Mock Test-4

CBSE Zoology Human Reproduction <

Question No:1

The function of acrosome is

(A) Stimulates synthesis of ovum
(B) Stimulates release of ovum
(C) Stimulates fertilization of ovum
(D) Stimulates degradation of ovum

Question No:2

The middle piece of sperm contains cell organelles like

(A) Filaments
(B) Mitochondria
(C) Nucleus
(D) Ribosomes

Question No:3

How many sperm cells are there in an average human ejaculation?

(A) 200 to 300 billion
(B) 200 to 300 million
(C) 200 to 300 trillion
(D) 200 to 300 lacs

Question No:4

For a normal male fertility, which of the following statements is correct?

(A) 60% sperm must have normal motility and 40% must have normal shape
(B) 60% sperm must have normal shape and 40% must have acrosome
(C) 60% sperm must have normal shape and 40% must have vigorous motility
(D) None of these

Question No:5

Semen consists of

(A) Seminal plasma + Spermatid
(B) Seminal plasma + Spermatozoa
(C) Seminal plasma + Spermatogonia
(D) None of these

Question No:6

The process of formation of mature female gamete is known as

(A) Gametogenesis
(B) Spermatogenis
(C) Oogenesis
(D) Morphogenesis

Question No:7

Oogenesis initiates after/at

(A) Fertilization
(B) Puberty
(C) Embryonic development
(D) Time of birth

Question No:8

Each female ovary consists of

(A) Millions of ova
(B) Millions of primary oocytes
(C) Millions of oogonia
(D) Millions of secondary oocytes

Question No:9

The primary oocytes are in which stage of cell division?

(A) Prophase-I of mitotic division
(B) Prophase-I of meiotic division
(C) Prophase – II of meiotic division
(D) Prophase – II of mitotic division

Question No:10

For the period of birth till puberty, which cells degenerate in ovary?

(A) Oogonia
(B) Ova
(C) Secondary follicle
(D) Primary follicle

Question No:11

The primary and secondary follicle are surrounded by cells known as

(A) Granulosa
(B) Mucosa
(C) Serosa
(D) Granuloma

Question No:12

The tertiary follicle hi ovary is characterized by presence of

(A) Fundus
(B) Antrum
(C) Vacuole
(D) Cavity

Question No:13

The mature tertiary follicle is also known as

(A) Ovum
(B) Oogonia
(C) Graafian follicle
(D) Polar body

Question No:14

The membrane around Graafian follicle is known as

(A) Zona fasciculata
(B) Zona musculauis
(C) Zona externa
(D) Zona pellucida

Question No:15

The Graafian follicles release

(A) Secondary oocyte
(B) Primary oocyte
(C) Ovum
(D) Both (a) and (b)

Question No:16

The release of ovum from ovary is known as

(A) Ovulation
(B) Oogenesis
(C) Parturition
(D) Gametogenesis

Question No:17

How many total polar bodies are formed in oogenesis

(A) 2
(B) 1
(C) 3
(D) 0

Question No:18

The first menstruation which begins at puberty is called

(A) Menstrual cycle
(B) Menarche
(C) Oogenesis
(D) Ovulation

Question No:19

An average interval of menstrual cycle in females is about __ days,

(A) 15/16
(B) 30/31
(C) 28/29
(D) 25/26

Question No:20

One ovum is released during the __ of each menstrual cycle,

(A) initial
(B) middle
(C) terminal
(D) alternative

Question No:21

The menstrual flow in menstrual cycle lasts for about

(A) 6-7 days
(B) Almost 7 days
(C) 3-5 days
(D) 1-2 days

Question No:22

Lack of menstruation may be indicative of

(A) Pregnancy
(B) Routine work stress
(C) Poor health
(D) All of the above

Question No:23

In females, gonadotropins attain a peak level at about the __ day of the menstrual cycle,

(A) 15th
(B) 14th
(C) 28th
(D) 29th

Question No:24

LH surge causes

(A) Rupture of graafian follicle
(B) Release of ovum
(C) Endometrial shedding
(D) Both (a) and (b)

Question No:25

The ovulation phase is followed by __ phase.

(A) Gestation
(B) Luteal
(C) Menstrual
(D) Oogenesis