How do organisms reproduce ?

Question 1

Question: The male hormone testesterone is produced by _________.

1.	Leydig cells
2.	Seminiferous tubules
3.	Epididymis
4.	Vas deferens

Answer: 1

Question 2

Question: Male gonads are called _______________.

1.	testes
2.	ovaries
3.	scrotal sacs
4.	sperm duct

Answer: 1

Question 3

Question: The fertilized egg is called ______________.

1.	ovum
2.	blastocyst
3.	diploid cell
4.	zygote

Answer: 4

Question 4

Question: The ultimate stoppage of menstrual cycle is called _______.

1.	puberty
2.	menarche
3.	menopause
4.	old age

Answer: 3

Question 5

Question: The process by which the sperms are produced is known as ____________.

1.	ovulation
2.	spermatogenesis
3.	oogenesis
4.	gestation

Answer: 2

Question 6

Question: The tube that carries the sperms out of the testes is the __________________.

1.	vasa efferentia
2.	vas deferens
3.	oviduct
4.	epididymis

Answer: 2

Question 7

Question: The process by which the sperms are released is called __________________.

1.	spermatogenesis
2.	oogenesis
3.	ovulation
4.	ejaculation

Answer: 4

Question 8

Question: The external genitalia in females is called ____________.

1.	pubis
2.	vagina
3.	vulva
4.	clitoris

Answer: 3

Question 9

Question: Sterilisation in males is called as _____________.

1.	tubectomy
2.	vasectomy
3.	IVF
4.	GIFT

Answer: 2

Question 10

Question: Binary fission is seen in __________________.

1.	plasmodium
2.	hydra
3.	amoeba
4.	mucor

Answer: 3

Question 11

Question: The endosperm nucleus is _______________.

1.	haploid
2.	diploid
3.	triploid
4.	tetraploid

Answer: 3

Question 12

Question: The fertilization of human egg by the sperms takes place in __________________.

1.	ovary
2.	oviduct
3.	vagina
4.	uterus

Answer: 2

Question 13

Question: Pollen tube contains _____________.

1.	one male nucleus
2.	two male nuclei
3.	three male nuclei
4.	four male nuclei

Answer: 2

Question 14

Question: If the pollen is transferred to the stigma of the same flower, it is called __________.

1.	allogamy
2.	autogamy
3.	cross pollination
4.	double fertilization

Answer: 2

Question 15

Question: Pollen grains are produced by ________________.

1.	ovary
2.	filament
3.	stigma
4.	anther

Answer: 4

Question 16

Question: The collective name for sepals is _______________.

1.	androecium
2.	gynoecium
3.	corolla
4.	calyx

Answer: 4

Question 17

Question: The individual units of corolla are called __________.

1.	petals
2.	sepals
3.	stamens
4.	pistils

Answer: 1

Question 18

Question: The attachment of the embryo to the uterus is called ____________________.

1.	gestation
2.	fertilisation
3.	implantation
4.	menstruation

Answer: 3

Question 19

Question: The onset of the reproductive age is called _____________.

1.	menstruation
2.	menarche
3.	menopause
4.	puberty

Answer: 4

Question 20

Question: The first time that the monthly bleeding occurs is called __________________.

1.	maturity
2.	menarche
3.	menopause
4.	puberty

Answer: 2

Question 21

Question: The most important part of the plant for continuation of the life of the species is _____.

1.	stem
2.	root
3.	flower
4.	leaf

Answer: 3

Question 22

Question: The type of vegetative propagation seen in chrysanthemum is ________________.

1.	runner
2.	sucker
3.	stolon
4.	offset

Answer: 2

Question 23

Question: Successfully grafted plants bear the flowers and fruits characteristic of the _______.

1.	scion
2.	stock
3.	either scion or stock
4.	a mixture of scion and stock

Answer: 1

Question 24

Question: Sugarcane is normally grown by ______________.

1.	cutting
2.	grafting
3.	layering
4.	seeds

Answer: 1

Question 25

Question: Unequal daughter cells are produced in _______________.

1.	fragmentation
2.	sporulation
3.	fission
4.	budding

Answer: 4

Question 26

Question: Vegetative propogation in sweet potato is by ___________.

1.	stem
2.	root
3.	leaf
4.	none of the above

Answer: 2

Question 27

Question: Vegetative propogation in Bryophyllum is by ___________.

1.	stem
2.	root
3.	leaf
4.	none of the above

Answer: 3

Question 28

Question: An example of a hermaphrodite is ___________.

1.	frog
2.	fish
3.	earthworm
4.	hydra

Answer: 3

Question 29

Question: Multiple fission is seen in ___________.

1.	yeast
2.	paramoecium
3.	plasmodium
4.	rhizopus

Answer: 3

Question 30

Question: Progesterone is secreted by ________________.

1.	ovarian follicle
2.	Graffian follicle
3.	Corpus luteum
4.	Corpus albicans

Answer: 3

Question 31

Question: The hormone secreted by the pituitary to start the ovulation process is ___________.

1.	FSH
2.	Luteinizing hormone
3.	Oestrogen
4.	Progesterone

Answer: 2

Question 32

Question: Sperms are produced at a temperature that is ________the body temperature.

1.	same as
2.	lower than
3.	higher than
4.	immaterial to

Answer: 2

Question 33

Question: The part of the sperm that contains the lytic enzymes is ____________________.

1.	acrosome
2.	nucleus
3.	mid-piece
4.	tail

Answer: 1

Question 34

Question: The life span of the sperm is ______________.

1.	2 days
2.	1-3 days
3.	1-3 weeks
4.	7 days

Answer: 2

Question 35

Question: The sperms are temporarily stored in ___________.

1.	vas deferens
2.	vas efferens
3.	epididymis
4.	bladder

Answer: 3